Capital City Marathon

Olympia, WA, USA • May 17, 2026

Race Day Weather

48°

64° high

Breezy

Dry

Cool start, gradual warming

Runners will face a temperature rising from 50°F to 64°F, with average humidity at 71%. Winds from the SW will be light at 8 mph, with gusts up to 24 mph. Given the humidity, it’s advisable to start conservatively and adjust pacing as temperatures increase.

Race day forecast available in 31 days

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Pre-raceRace windowPost-race

Course Map

FAQ

When is the 2026 Capital City Marathon?

The 2026 Capital City Marathon will be held on Sunday May 17, 2026.

Is the Capital City Marathon a Boston Marathon Qualifier?

Yes, the Capital City Marathon is an official Boston Marathon qualifier.

What is the time limit for the Capital City Marathon?

The time limit for the Capital City Marathon is 6.5 hours.

What will the weather be like for the 2026 Capital City Marathon?

The forecast calls for a high of 64°F and a low of 48°F with a 0% chance of rain.

Historical Weather

Based on 3 years of data

Avg Temp

60°F

L:48° H:60°

RunScore

Conditions

Rain Freq

0 of 3 yrs

Wind10mph

Dew42°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

Year	Low / High	Rain	Dew Point
2025 Capital City Marathon Partly cloudy throughout the day. 2025	47°/57°	-	38°
2024 Capital City Marathon Partly cloudy throughout the day. 2024	46°/61°	-	42°
2023 Capital City Marathon Partly cloudy throughout the day. 2023	52°/60°	-	47°

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