Climate Comparison

Boston vs Washington DC in September

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Boston versus Washington DC weather metrics for September
Climate MetricBostonUnited StatesBestWashington DCUnited States
VerdictExcellentGood
Avg high temp72°F80°F
How it feelsComfortableComfortable
Rain days810
Sunshine9.1h9.2h

Annual Comparison

Avg. high temperature (°F)

Typical daytime high you can expect.

30°40°50°60°70°80°90°100°JFMAMJJASOND72°80°
  • Boston
  • Washington DC

Avg. high temperature (°F)

Typical daytime high you can expect.

30°40°50°60°70°80°90°100°JanFebMarAprMayJunJulAugSepOctNovDec72°80°
  • Boston
  • Washington DC

Precipitation (in)

0.02.04.06.0JanFebMarAprMayJunJulAugSepOctNovDec3.44.2
  • Boston
  • Washington DC

Sunshine hours (h/day)

0.02.04.06.08.010.012.0JanFebMarAprMayJunJulAugSepOctNovDec9.19.2
  • Boston
  • Washington DC

Air feel (%)

Share of time the air feels humid or very humid.

0%5%10%JanFebMarAprMayJunJulAugSepOctNovDec
  • Boston
  • Washington DC

Go deeper

Full climate detail for Boston→Full climate detail for Washington DC→
Compare Boston in other monthsAugustOctober