Seaside Marathon
Ventura, CA, USA · June 7, 2026
Race Day Weather
62°at start
69° high
Breezy
Dry
Mild temps, moderate humidity
Runners will face temperatures starting at 60°F and rising to 69°F, with humidity averaging 72%. A steady wind from the SW at 11 mph may provide a slight challenge, especially with gusts up to 31 mph. It's advisable for runners to stay hydrated and adjust their pacing as needed to maintain comfort throughout the race.
Race day forecast available in 28 days
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FAQ
When is the 2026 Seaside Marathon?
The 2026 Seaside Marathon will be held on Sunday June 7, 2026.
Is the Seaside Marathon a Boston Marathon Qualifier?
Yes, the Seaside Marathon is an official Boston Marathon qualifier.
What will the weather be like for the 2026 Seaside Marathon?
The forecast calls for a high of 69°F and a low of 59°F with a 0% chance of rain.
Historical Weather
Based on 8 years of data
Avg Temp
65°F
L:50° H:65°
RunScore
Conditions
Rain Freq
13%
1 of 8 yrs
Wind11mph
Dew48°F
Temperature History
Range of temperatures during race hours for each year.
Detailed History
| Year | Conditions | Low / High | Rain | Dew Point | Score |
|---|---|---|---|---|---|
2025 | | 52°/66° | - | 52° | |
2024 |  | 59°/68° | - | 54° | |
2024 |  | 67°/80° | - | 41° | |
2023 | | 41°/63° | - | 34° | |
2022 | | 42°/60° | - | 44° | |
2020 | | 44°/65° | - | 46° | |
2019 | | 45°/56° | Light | 39° | |
2018 | | 45°/64° | - | 43° |
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