road · 5K

99.1 PLR *Shamrock and Roll 5K*

New Haven, CT Sunday, March 7, 2027 Unclaimed listing
Build your free race-day pace plan
Distances5K
Surfaceroad
USATF certifiedYes
Boston qualifierNo

From the race's RunSignup listing, last updated September 15, 2026.

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Race-day weather

What the weather did on March 7 in each of the last 5 years, measured at New Haven Tweed Airport, 4.3 miles from New Haven.

49°Ftypical high
36°Ftypical low
3 of 5years with rain
YearHighLowRain
202641°F34°F0.09 in
202547°F36°Fnone
202457°F46°F0.24 in
202349°F32°Fnone
202261°F47°F0.02 in

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, Mar 6 – 8.

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  • ≈34°F on March race mornings
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