Boston weather by month
The best time to visit Boston, United States is June. Pick a month for full climate normals and a verdict.
- Januaryfreezing, rainy, clean air46tier F
- Februarycold, rainy, clean air50tier D
- Marchcold, rainy, clean air65tier C
- Aprilcool, rainy, clean air74tier B
- Maynice, a little rain, clean air88tier A
- Junewarm, rainy, very humid90tier S
- Julyhot, rainy72tier B
- Augusthot, a little rain81tier A
- Septembernice, rainy, clean air85tier A
- Octobernice, rainy, clean air76tier B
- Novembercold, a little rain, clean air66tier C
- Decembercold, rainy, clean air51tier D