City · United States
Best time to visit Boston
The best time to visit Boston is May and June and August–October, with daytime temperatures around 27°C.
Boston at a glance: warmest in July with daytime temperatures around 30°C and coolest in January (3°C). The wettest month is December (127 mm) and the driest February (91 mm), with about 1,240 mm of rain a year. The sea is warmest in August (20°C). Sunniest in September.
Eddigo
Loading climate data…
Boston
10 mWarm and showery
69
27°/14°15°100 mm35 %15 h
A typical mid-June in Boston
Sunny 9Cloudy 9Rain 12
Daytime temperature (night ☾)
14°22°33°−9°37°
Sea temperature
15°−9°37°
Daylight (solar time)
04:2219:38
0006121824
15 h 17 m
Precipitation
0130 mm
100 mm
Air feel
FreshComfortableHumidMuggy
RH 65 %
Month by month
| Month | Score | Day | Night | Sea | Rain | Wet days | Sun | Daylight | Feels like |
|---|---|---|---|---|---|---|---|---|---|
| January | 34 | 3° | −7° | 6° | 97 mm | 11 | 35 % | 9 h | Cold and snowy |
| February | 37 | 5° | −6° | 4° | 91 mm | 10 | 36 % | 11 h | Cold and snowy |
| March | 34 | 9° | −2° | 4° | 114 mm | 12 | 36 % | 12 h | Chilly and showery |
| April | 52 | 16° | 4° | 6° | 108 mm | 12 | 36 % | 13 h | Mild and showery |
| May | 70 | 22° | 9° | 11° | 93 mm | 12 | 33 % | 15 h | Pleasantly warm and showery |
| June | 69 | 27° | 15° | 15° | 101 mm | 12 | 35 % | 15 h | Warm and showery |
| July | 62 | 30° | 18° | 19° | 97 mm | 10 | 36 % | 15 h | Hot |
| August | 69 | 29° | 17° | 20° | 101 mm | 10 | 40 % | 14 h | Warm |
| September | 80 | 25° | 13° | 18° | 100 mm | 9 | 41 % | 12 h | Warm |
| October | 70 | 19° | 7° | 15° | 118 mm | 10 | 39 % | 11 h | Pleasantly warm |
| November | 39 | 12° | 1° | 11° | 97 mm | 10 | 36 % | 10 h | Mild |
| December | 28 | 6° | −4° | 8° | 127 mm | 13 | 32 % | 9 h | Chilly and showery |
The score (0–100) combines daytime temperature, rain days, humidity and cloud cover, weighted for a typical warm-weather trip: 20–28 °C, little rain. On the map you can change these preferences.
Climate averages 2016–2025 (ERA5, CRU TS). Sea temperature from ERA5. Not a forecast. Elevation: 11 m. Coordinates: 42.36, -71.06.