Modesto Marathon

Modesto, CA, USA • March 22, 2026

Race Day Weather

56°

83° high

Breezy

Dry

Warming trend, steady conditions

Runners will face a temperature increase from 55°F at the start to a warm 79°F by finish. Winds will be light at 10 mph from the NW with gusts up to 16 mph. Given the rising temperatures, pacing adjustments may be necessary to manage heat, especially in the later stages.

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Pre-raceRace windowPost-race

Pace Calculator

Distance: 26.2mi

Target Finish Time

0:00:00

HH:MM:SS

Pace

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Weather Adj.

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Common Goals:

Course Map

FAQ

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 56°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

Conditions

Rain Freq

14%

2 of 14 yrs

Wind7mph

Dew43°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

Year	Low / High	Rain	Dew Point
2025 Modesto Marathon Clear conditions throughout the day. 2025	49°/71°	-	48°
2024 Modesto Marathon Partly cloudy throughout the day with rain. 2024	48°/61°	-	45°
2023 Modesto Marathon Clear conditions throughout the day. 2023	40°/55°	-	31°
2022 Modesto Marathon Clear conditions throughout the day. 2022	52°/73°	-	43°
2019 Modesto Marathon Clear conditions throughout the day. 2019	43°/71°	-	44°
2018 Modesto Marathon Clear conditions throughout the day. 2018	41°/66°	-	48°
2017 Modesto Marathon Clear conditions throughout the day. 2017	57°/72°	-	53°
2016 Modesto Marathon Becoming cloudy in the afternoon. 2016	52°/75°	-	49°
2015 Modesto Marathon Clear conditions throughout the day. 2015	50°/80°	-	42°
2014 Modesto Marathon Clear conditions throughout the day. 2014	48°/74°	-	43°
2013 Modesto Marathon Clear conditions throughout the day. 2013	38°/71°	-	37°
2012 Modesto Marathon Partly cloudy throughout the day with afternoon rain. 2012	39°/49°	Light	38°
2011 Modesto Marathon Cloudy skies throughout the day with a chance of rain throughout the day. 2011	47°/50°	Light	45°
2010 Modesto Marathon Clear conditions throughout the day. 2010	48°/70°	-	43°

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