The 2026 event has concluded.

Modesto Marathon

Modesto, CA, USA • March 22, 2026
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Race Day Weather

clear-day
55°
82° high
Breezy
Dry

Warm finish, steady breeze

Runners will face a start-line temperature of 56°F, rising to a warm 79°F by the end. Wind will be from the NW at 11 mph, providing a steady breeze throughout. With humidity at 53% and no chance of rain, hydration will be essential, especially as temperatures climb, encouraging runners to pace conservatively.

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Pace Calculator

Distance: 26.2mi
0:00:00
HH:MM:SS
Pace
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Weather Adj.
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Common Goals:
Area Map

Course Map

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When is the 2026 Modesto Marathon?

The 2026 Modesto Marathon will be held on Sunday March 22, 2026.

Is the Modesto Marathon a Boston Marathon Qualifier?

Yes, the Modesto Marathon is an official Boston Marathon qualifier.

What will the weather be like for the 2026 Modesto Marathon?

The forecast calls for a high of 84°F and a low of 55°F with a 0% chance of rain. Check our detailed hourly forecast above for the best marathon race plan.

Historical Weather

Based on 14 years of data
Avg Temp
67°F
L:46° H:67°
RunScore
8
Conditions
Rain Freq
14%
2 of 14 yrs
Wind7mph
Dew43°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScore

2025 Modesto Marathon

Clear conditions throughout the day.

2025
clear-night
49°/71°-
8

2024 Modesto Marathon

Partly cloudy throughout the day with rain.

2024
cloudy
48°/61°-
8

2023 Modesto Marathon

Clear conditions throughout the day.

2023
clear-day
40°/55°-
7

2022 Modesto Marathon

Clear conditions throughout the day.

2022
clear-day
52°/73°-
8

2019 Modesto Marathon

Clear conditions throughout the day.

2019
clear-day
43°/71°-
8

2018 Modesto Marathon

Clear conditions throughout the day.

2018
clear-night
41°/66°-
8

2017 Modesto Marathon

Clear conditions throughout the day.

2017
clear-night
57°/72°-
8

2016 Modesto Marathon

Becoming cloudy in the afternoon.

2016
clear-night
52°/75°-
8

2015 Modesto Marathon

Clear conditions throughout the day.

2015
clear-day
50°/80°-
8

2014 Modesto Marathon

Clear conditions throughout the day.

2014
clear-night
48°/74°-
8

2013 Modesto Marathon

Clear conditions throughout the day.

2013
clear-night
38°/71°-
8

2012 Modesto Marathon

Partly cloudy throughout the day with afternoon rain.

2012
clear-night
39°/49°Light
8

2011 Modesto Marathon

Cloudy skies throughout the day with a chance of rain throughout the day.

2011
rain
47°/50°Light
6

2010 Modesto Marathon

Clear conditions throughout the day.

2010
clear-night
48°/70°-
8

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