racecast.io

Famous Idaho Potato Marathon

Boise, ID, USA

Partly cloudy throughout the day.

partly-cloudy-night
9
partly-cloudy-night
9
Details
partly-cloudy-day
9
partly-cloudy-day
9
partly-cloudy-day
9
partly-cloudy-day
9
partly-cloudy-day
9
partly-cloudy-day
8
partly-cloudy-day
8
partly-cloudy-day
8
partly-cloudy-day
8
partly-cloudy-day
8
partly-cloudy-day
8
Pre-Race
Race
Post-Race
Training Metrics and Recovery Insights, Beautiful AMOLED Display. Garmin Forerunner 265 Running Smartwatch.
When you buy through our links, we may earn a commission.
Wanna to know when the weather changes? .

Race Overview

The Treasure Valley YMCA is proud to bring you the 48th annual YMCA Famous Idaho Potato Marathon and Fun Runs presented by the Idaho Potato Commisson. All of our races take place on the flat and scenic Boise Greenbelt starting and finishing at the The Morrison Center.
Wikipedia

FAQ

When is the 2026 Famous Idaho Potato Marathon?

The 2026 Famous Idaho Potato Marathon will be held on Saturday May 16, 2026.

Is the Famous Idaho Potato Marathon a Boston Marathon Qualfier?

Yes, the Famous Idaho Potato Marathon is an official Boston Marathon qualifier.

What is the time limit for the Famous Idaho Potato Marathon?

The time limit for the Famous Idaho Potato Marathon is 8 hours.

Famous Idaho Potato Marathon Weather History

Famous Idaho Potato Marathon Weather Averages

Average Temp: 63°, Average Low: 51°, Average High: 74°
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
52°
54°
58°
61°
64°
67°
69°
71°
72°
Feel51°53°57°61°64°67°69°70°71°
Rain---------
Wind6mph
7mph
8mph
7mph
7mph
8mph
9mph
9mph
10mph
Dew39°40°39°39°38°37°36°36°35°
RunScoreRun Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 8

Famous Idaho Potato Marathon 2025

May 17, 2025
Partly cloudy throughout the day with rain.
Low: 51°, High: 55°, Heavy Rain
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
cloudy 52°
clear-day 53°
cloudy 52°
cloudy 54°
rain 51°
rain 51°
cloudy 52°
rain 53°
rain 53°
Feel52°53°52°54°51°51°52°53°53°
Rain----lightlight-lightlight
Wind13mph
14mph
18mph
7mph
14mph
8mph
3mph
6mph
7mph
Dew38°37°42°40°46°47°46°47°46°
RunScoreRun Score: 8Run Score: 8Run Score: 6Run Score: 9Run Score: 5Run Score: 6Run Score: 9Run Score: 7Run Score: 9

Famous Idaho Potato Marathon 2024

May 18, 2024
Clear conditions throughout the day.
Low: 41°, High: 75°
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
clear-day 43°
clear-day 46°
clear-day 52°
clear-day 57°
clear-day 61°
clear-day 64°
clear-day 67°
clear-day 69°
clear-day 71°
Feel37°43°52°57°61°64°67°69°71°
Rain---------
Wind10mph
6mph
0mph
0mph
0mph
0mph
3mph
5mph
5mph
Dew25°27°24°25°22°21°21°21°22°
RunScoreRun Score: 8Run Score: 9Run Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 9Run Score: 9Run Score: 9

Famous Idaho Potato Marathon 2023

May 13, 2023
Clear conditions throughout the day.
Low: 53°, High: 79°
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
clear-day 53°
clear-day 60°
clear-day 65°
clear-day 70°
clear-day 73°
clear-day 75°
clear-day 75°
partly-cloudy-day 77°
partly-cloudy-day 76°
Feel53°60°65°70°73°75°75°77°76°
Rain---------
Wind3mph
10mph
7mph
0mph
5mph
7mph
3mph
5mph
6mph
Dew38°38°40°42°37°36°37°37°37°
RunScoreRun Score: 9Run Score: 8Run Score: 9Run Score: 7Run Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 8

Famous Idaho Potato Marathon 2022

May 14, 2022
Partly cloudy throughout the day with morning rain.
Low: 51°, High: 71°, Light Rain
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
cloudy 52°
cloudy 51°
rain 52°
cloudy 53°
partly-cloudy-day 59°
cloudy 60°
cloudy 60°
partly-cloudy-day 63°
partly-cloudy-day 67°
Feel52°51°52°53°59°60°60°63°67°
Rain--light------
Wind0mph
6mph
8mph
14mph
9mph
9mph
9mph
7mph
4mph
Dew38°42°45°46°47°46°45°43°43°
RunScoreRun Score: 8Run Score: 9Run Score: 7Run Score: 7Run Score: 9Run Score: 9Run Score: 9Run Score: 9Run Score: 8

Famous Idaho Potato Marathon 2021

Sep 18, 2021
Clear conditions throughout the day.
Low: 62°, High: 83°
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
clear-night 63°
clear-day 62°
clear-day 65°
clear-day 68°
clear-day 73°
clear-day 81°
clear-day 82°
clear-day 82°
clear-day 83°
Feel63°62°65°68°73°79°80°80°81°
Rain---------
Wind10mph
11mph
14mph
9mph
5mph
11mph
9mph
11mph
12mph
Dew30°31°29°29°24°22°20°22°26°
RunScoreRun Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 9Run Score: 8Run Score: 8Run Score: 7Run Score: 7

Famous Idaho Potato Marathon 2020

May 30, 2020
Clear conditions throughout the day.
Low: 70°, High: 97°
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
partly-cloudy-day 72°
clear-day 72°
clear-day 76°
clear-day 82°
clear-day 87°
clear-day 92°
clear-day 95°
clear-day 97°
clear-day 97°
Feel72°72°76°81°84°88°90°92°92°
Rain---------
Wind0mph
7mph
9mph
9mph
13mph
24mph
24mph
26mph
30mph
Dew47°46°46°48°47°39°37°38°34°
RunScoreRun Score: 7Run Score: 8Run Score: 8Run Score: 7Run Score: 6Run Score: 4Run Score: 4Run Score: 4Run Score: 6

Famous Idaho Potato Marathon 2019

May 18, 2019
Clearing in the afternoon.
Low: 45°, High: 66°
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
clear-day 46°
clear-day 45°
partly-cloudy-day 49°
partly-cloudy-day 53°
partly-cloudy-day 54°
partly-cloudy-day 57°
clear-day 58°
clear-day 61°
clear-day 63°
Feel44°41°45°53°54°57°58°61°63°
Rain---------
Wind5mph
8mph
10mph
6mph
6mph
7mph
4mph
9mph
6mph
Dew43°43°32°31°31°31°31°31°31°
RunScoreRun Score: 8Run Score: 8Run Score: 8Run Score: 9Run Score: 9Run Score: 9Run Score: 9Run Score: 9Run Score: 9

Famous Idaho Potato Marathon 2018

May 19, 2018
Clear conditions throughout the day.
Low: 52°, High: 78°
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
clear-day 53°
clear-day 57°
clear-day 61°
clear-day 63°
clear-day 66°
clear-day 70°
clear-day 73°
clear-day 75°
clear-day 77°
Feel53°57°61°63°66°70°73°75°77°
Rain---------
Wind7mph
9mph
9mph
6mph
4mph
4mph
3mph
5mph
6mph
Dew46°47°47°48°48°48°48°46°45°
RunScoreRun Score: 9Run Score: 9Run Score: 9Run Score: 9Run Score: 9Run Score: 8Run Score: 8Run Score: 8Run Score: 8

Famous Idaho Potato Marathon 2017

May 20, 2017
Partly cloudy throughout the day.
Low: 52°, High: 76°
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
partly-cloudy-day 52°
partly-cloudy-day 54°
clear-day 57°
clear-day 63°
clear-day 66°
clear-day 71°
clear-day 72°
partly-cloudy-day 73°
clear-day 74°
Feel52°54°57°63°66°71°72°73°74°
Rain---------
Wind7mph
7mph
11mph
9mph
6mph
0mph
0mph
5mph
6mph
Dew40°42°40°40°41°42°41°39°37°
RunScoreRun Score: 9Run Score: 9Run Score: 8Run Score: 8Run Score: 9Run Score: 7Run Score: 7Run Score: 8Run Score: 8

Famous Idaho Potato Marathon 2016

May 21, 2016
Partly cloudy throughout the day with rain.
Low: 48°, High: 58°, Light Rain
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
cloudy 49°
partly-cloudy-day 49°
clear-day 52°
clear-day 53°
partly-cloudy-day 55°
cloudy 55°
cloudy 54°
partly-cloudy-day 57°
cloudy 58°
Feel49°46°52°53°55°55°54°57°58°
Rain---------
Wind0mph
6mph
11mph
5mph
0mph
4mph
8mph
14mph
17mph
Dew42°42°41°39°39°36°36°39°34°
RunScoreRun Score: 8Run Score: 9Run Score: 8Run Score: 9Run Score: 8Run Score: 9Run Score: 9Run Score: 8Run Score: 7

Famous Idaho Potato Marathon 2015

May 30, 2015
Clear conditions throughout the day.
Low: 66°, High: 80°
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
clear-day 66°
clear-day 66°
clear-day 68°
clear-day 70°
clear-day 74°
clear-day 77°
clear-day 76°
clear-day 75°
clear-day 77°
Feel66°66°68°70°74°77°76°75°77°
Rain---------
Wind4mph
7mph
6mph
9mph
9mph
10mph
8mph
9mph
3mph
Dew46°46°47°47°47°47°48°49°49°
RunScoreRun Score: 9Run Score: 9Run Score: 9Run Score: 8Run Score: 8Run Score: 7Run Score: 8Run Score: 8Run Score: 8

Famous Idaho Potato Marathon 2014

May 17, 2014
Clear conditions throughout the day.
Low: 49°, High: 79°
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
clear-day 49°
clear-day 54°
clear-day 61°
clear-day 63°
clear-day 66°
clear-day 70°
clear-day 71°
clear-day 72°
clear-day 76°
Feel49°54°61°63°66°70°71°72°76°
Rain---------
Wind0mph
0mph
7mph
9mph
11mph
9mph
5mph
5mph
14mph
Dew37°39°38°36°37°37°34°34°34°
RunScoreRun Score: 8Run Score: 8Run Score: 9Run Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 7

Famous Idaho Potato Marathon 2013

May 18, 2013
Partly cloudy throughout the day.
Low: 46°, High: 68°
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
clear-day 46°
clear-day 48°
partly-cloudy-day 52°
partly-cloudy-day 55°
partly-cloudy-day 59°
partly-cloudy-day 61°
partly-cloudy-day 63°
partly-cloudy-day 65°
partly-cloudy-day 65°
Feel43°45°52°55°59°61°63°65°65°
Rain---------
Wind6mph
6mph
6mph
9mph
10mph
8mph
16mph
17mph
16mph
Dew39°41°41°42°41°36°34°32°31°
RunScoreRun Score: 8Run Score: 9Run Score: 9Run Score: 9Run Score: 8Run Score: 9Run Score: 7Run Score: 7Run Score: 7

Famous Idaho Potato Marathon 2012

May 19, 2012
Clear conditions throughout the day.
Low: 44°, High: 74°
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
clear-day 44°
clear-day 47°
clear-day 54°
clear-day 57°
clear-day 61°
clear-day 64°
clear-day 66°
clear-day 71°
clear-day 71°
Feel40°46°54°57°61°64°66°71°71°
Rain---------
Wind8mph
3mph
5mph
0mph
0mph
0mph
5mph
5mph
0mph
Dew29°32°30°29°29°27°25°20°18°
RunScoreRun Score: 8Run Score: 8Run Score: 9Run Score: 8Run Score: 8Run Score: 8Run Score: 9Run Score: 9Run Score: 8

Famous Idaho Potato Marathon 2011

May 14, 2011
Clearing in the afternoon with late afternoon rain.
Low: 62°, High: 84°, Light Rain
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
cloudy 64°
partly-cloudy-day 64°
clear-day 70°
clear-day 64°
clear-day 67°
clear-day 75°
clear-day 79°
clear-day 84°
clear-day 83°
Feel64°64°70°64°67°75°79°81°81°
Rain---------
Wind8mph
6mph
13mph
8mph
9mph
6mph
5mph
16mph
15mph
Dew48°48°41°46°47°44°45°40°43°
RunScoreRun Score: 9Run Score: 9Run Score: 7Run Score: 9Run Score: 8Run Score: 8Run Score: 8Run Score: 6Run Score: 6

Famous Idaho Potato Marathon 2010

May 15, 2010
Clear conditions throughout the day.
Low: 53°, High: 79°
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
clear-day 53°
clear-day 53°
clear-day 57°
clear-day 62°
clear-day 68°
clear-day 73°
clear-day 75°
clear-day 75°
clear-day 77°
Feel53°53°57°62°68°73°75°75°77°
Rain---------
Wind6mph
3mph
4mph
0mph
0mph
0mph
6mph
3mph
5mph
Dew34°36°37°37°36°35°34°30°27°
RunScoreRun Score: 9Run Score: 9Run Score: 9Run Score: 8Run Score: 8Run Score: 7Run Score: 8Run Score: 8Run Score: 8

Famous Idaho Potato Marathon 2009

May 16, 2009
Clear conditions throughout the day.
Low: 45°, High: 78°
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
clear-day 45°
clear-day 50°
clear-day 57°
clear-day 61°
clear-day 65°
clear-day 68°
clear-day 71°
clear-day 72°
clear-day 76°
Feel42°50°57°61°65°68°71°72°76°
Rain---------
Wind5mph
0mph
0mph
0mph
0mph
3mph
5mph
0mph
9mph
Dew34°35°35°33°32°33°33°31°32°
RunScoreRun Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 7Run Score: 8

Famous Idaho Potato Marathon 2009

Apr 26, 2009
Clear conditions throughout the day.
Low: 36°, High: 59°
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
clear-day 36°
clear-day 37°
clear-day 41°
clear-day 44°
clear-day 48°
partly-cloudy-day 51°
partly-cloudy-day 54°
partly-cloudy-day 56°
partly-cloudy-day 56°
Feel30°29°33°36°41°51°54°56°56°
Rain---------
Wind7mph
13mph
16mph
20mph
19mph
18mph
25mph
18mph
20mph
Dew27°27°27°27°27°27°26°25°21°
RunScoreRun Score: 7Run Score: 6Run Score: 5Run Score: 6Run Score: 6Run Score: 7Run Score: 7Run Score: 7Run Score: 7

Famous Idaho Potato Marathon 2008

May 17, 2008
Clear conditions throughout the day.
Low: 56°, High: 93°
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
clear-day 56°
clear-day 63°
clear-day 70°
clear-day 75°
clear-day 79°
clear-day 81°
clear-day 84°
clear-day 86°
clear-day 89°
Feel56°63°70°75°79°79°81°83°85°
Rain---------
Wind3mph
3mph
0mph
3mph
0mph
3mph
7mph
7mph
7mph
Dew38°39°38°38°36°38°38°40°38°
RunScoreRun Score: 9Run Score: 9Run Score: 7Run Score: 8Run Score: 7Run Score: 8Run Score: 8Run Score: 7Run Score: 7

Famous Idaho Potato Marathon 2007

May 19, 2007
Clear conditions throughout the day.
Low: 57°, High: 79°
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
clear-day 57°
clear-day 59°
clear-day 62°
clear-day 66°
clear-day 69°
clear-day 73°
clear-day 76°
clear-day 77°
clear-day 78°
Feel57°59°62°66°69°73°76°77°78°
Rain---------
Wind4mph
7mph
8mph
13mph
10mph
13mph
14mph
11mph
10mph
Dew41°42°41°41°40°40°39°38°38°
RunScoreRun Score: 9Run Score: 9Run Score: 9Run Score: 8Run Score: 8Run Score: 7Run Score: 7Run Score: 7Run Score: 7

Famous Idaho Potato Marathon 2006

May 20, 2006
Partly cloudy throughout the day with rain clearing later.
Low: 59°, High: 77°, Moderate Rain
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
partly-cloudy-day 59°
clear-day 62°
clear-day 66°
partly-cloudy-day 67°
partly-cloudy-day 69°
partly-cloudy-day 70°
clear-day 72°
clear-day 73°
clear-day 74°
Feel59°62°66°67°69°70°72°73°74°
Rain---------
Wind6mph
7mph
6mph
7mph
9mph
4mph
9mph
9mph
6mph
Dew56°56°56°51°49°48°48°44°41°
RunScoreRun Score: 9Run Score: 9Run Score: 9Run Score: 9Run Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 8

Famous Idaho Potato Marathon 2005

May 14, 2005
Clear conditions throughout the day.
Low: 54°, High: 75°
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
partly-cloudy-day 56°
partly-cloudy-day 58°
partly-cloudy-day 58°
clear-day 63°
clear-day 67°
clear-day 69°
clear-day 72°
partly-cloudy-day 71°
partly-cloudy-day 73°
Feel56°58°58°63°67°69°72°71°73°
Rain---------
Wind8mph
8mph
7mph
3mph
0mph
0mph
5mph
8mph
8mph
Dew41°43°45°44°44°44°46°46°48°
RunScoreRun Score: 9Run Score: 9Run Score: 9Run Score: 9Run Score: 8Run Score: 7Run Score: 8Run Score: 8Run Score: 8

Famous Idaho Potato Marathon 2004

May 29, 2004
Partly cloudy throughout the day.
Low: 39°, High: 58°
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
partly-cloudy-day 41°
partly-cloudy-day 44°
clear-day 45°
partly-cloudy-day 49°
partly-cloudy-day 51°
partly-cloudy-day 54°
partly-cloudy-day 53°
partly-cloudy-day 56°
cloudy 55°
Feel38°39°40°45°51°54°53°56°55°
Rain---------
Wind5mph
9mph
9mph
10mph
13mph
14mph
15mph
14mph
10mph
Dew37°35°35°37°37°36°34°35°32°
RunScoreRun Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 7Run Score: 8Run Score: 8

Famous Idaho Potato Marathon 2003

May 31, 2003
Clear conditions throughout the day.
Low: 54°, High: 78°
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
cloudy 56°
partly-cloudy-day 60°
clear-day 63°
clear-day 67°
partly-cloudy-day 70°
partly-cloudy-day 72°
clear-day 74°
clear-day 76°
clear-day 78°
Feel56°60°63°67°70°72°74°76°78°
Rain---------
Wind5mph
5mph
3mph
3mph
3mph
9mph
7mph
8mph
9mph
Dew50°51°52°52°51°50°48°48°46°
RunScoreRun Score: 9Run Score: 9Run Score: 9Run Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 7

Famous Idaho Potato Marathon 2002

May 4, 2002
Clear conditions throughout the day.
Low: 37°, High: 69°
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
clear-day 37°
clear-day 41°
clear-day 45°
clear-day 51°
clear-day 53°
clear-day 56°
clear-day 59°
clear-day 62°
clear-day 62°
Feel30°38°45°51°53°56°59°62°62°
Rain---------
Wind10mph
5mph
0mph
0mph
0mph
6mph
6mph
5mph
0mph
Dew25°26°27°27°22°21°21°21°20°
RunScoreRun Score: 7Run Score: 8Run Score: 8Run Score: 8Run Score: 8Run Score: 9Run Score: 9Run Score: 9Run Score: 8

Famous Idaho Potato Marathon 2001

May 5, 2001
Clearing in the afternoon.
Low: 47°, High: 62°
Time7AM8AM9AM10AM11AM12PM1PM2PM3PM
Temp
cloudy 53°
clear-day 56°
clear-day 56°
clear-day 57°
clear-day 58°
clear-day 59°
clear-day 60°
clear-day 61°
clear-day 61°
Feel53°56°56°57°58°59°60°61°61°
Rain---------
Wind5mph
10mph
18mph
23mph
24mph
21mph
23mph
18mph
22mph
Dew37°34°32°34°33°32°32°30°29°
RunScoreRun Score: 9Run Score: 8Run Score: 7Run Score: 6Run Score: 6Run Score: 6Run Score: 6Run Score: 7Run Score: 6