road · Bfit challenge 2027

BFit Challenge powered by National Grid

Boston, MA Sunday, January 31, 2027 Unclaimed listing
DistancesBfit challenge 2027
Surfaceroad
USATF certifiedNo
Boston qualifierNo

From the race's RunSignup listing, last updated September 14, 2026.

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Race-day weather

What the weather did on January 31 in each of the last 5 years, measured at Boston, 1.6 miles from Boston.

35°Ftypical high
23°Ftypical low
2 of 5years with rain
YearHighLowRain
202621°F7°Fnone
202543°F26°F0.72 in
202435°F27°Fnone
202341°F23°F0.04 in
202231°F14°Fnone

Daily highs and lows, not start-line temperatures: most races start in the cool of the morning, closer to the low. Source: NOAA National Centers for Environmental Information, GHCN-Daily.

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Preset to race weekend, Jan 30 – Feb 1.

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