Beat the Blerch

Carnation, WA, USASeptember 12, 2026
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Race Day Weather

partly-cloudy-day
58°
72° high
Light
Dry

Warm finish, mild winds

Runners will face a temperature increase from 59°F at the start to 72°F by the finish. With a max wind of 7 mph from the SW and average humidity at 63%, hydration will be essential. Runners should adjust their pace as temperatures rise, especially during the latter stages.

Race day forecast available in 149 days
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Beat The Blerch is a 5k, 10K, half, and full marathon created by The Oatmeal. It was inspired by a character called The Blerch, who came from this webcomic about running. The race takes place just outside of Seattle in Carnation, Washington. Source

Area Map

Course Map

FAQ

When is the 2026 Beat the Blerch?

The 2026 Beat the Blerch will be held on Saturday September 12, 2026.

What is the time limit for the Beat the Blerch?

The time limit for the Beat the Blerch is 7 hours.

What will the weather be like for the 2026 Beat the Blerch?

The forecast calls for a high of 72°F and a low of 58°F with a 0% chance of rain.

Historical Weather

Based on 9 years of data
Avg Temp
74°F
L:59° H:74°
RunScore
8
Conditions
Rain Freq
22%
2 of 9 yrs
Wind8mph
Dew54°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScoreResults
2025
cloudy
60°/71°Light
8
2024
clear-day
65°/76°-
8
2023
clear-day
56°/77°-
8
2022
clear-day
62°/88°-
7
2018
partly-cloudy-day
54°/64°-
9
2017
partly-cloudy-day
54°/71°-
8
2016
rain
58°/65°Light
7
2015
clear-day
61°/78°-
8
2014
cloudy
59°/73°-
8