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Boston Weather and climate
Data source：Meteostat
Update date：2025-09
Boston year round climate
- Spring (March–May): Average 5–16°C, changeable weather with occasional showers, most rainfall in March. Popular activities: Visiting museums and art galleries, enjoying city walks. Suggested clothing: Jacket, comfortable shoes, layers.
- Summer (June–August): Average 20–25°C, warm and humid with occasional thunderstorms. Popular activities: Beach activities, outdoor picnics, visiting Boston's historical sites. Suggested clothing: Short-sleeved shirts, shorts, lightweight and breathable clothing.
- Autumn (September–November): Average 8–19°C, pleasant and comfortable weather, gradually cooling down with less rainfall. Popular activities: Leaf peeping, outdoor activities, visiting local farms. Suggested clothing: Long-sleeved shirts, light jacket, comfortable shoes.
- Winter (December–February): Average 0–9°C, cold and humid with frequent snowfall, higher rainfall in December and January. Popular activities: Indoor activities, museum visits, ice skating. Suggested clothing: Warm coat, hat, scarf, gloves.
Boston climatological average
Annual average temperature: approx. 12°C / Annual rainfall: approx. 1070 mm / Summer humidity: 60%–70% / Rainiest month: March
Boston monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
0.5°C
128.7
February
1.4°C
56.3
March
5.2°C
137
April
9.9°C
71
May
15.6°C
71
June
20.1°C
83
July
24.6°C
105.7
August
23°C
98.7
September
19°C
65
October
14.1°C
56
November
8.3°C
67.7
December
3.3°C
130
Boston weather for the next seven days
10/13
Monday
Moderate rain
13.7°C/12.5°C
10/14
Tuesday
Moderate rain
12.2°C/11.1°C
10/15
Wednesday
Overcast
15.3°C/7.3°C
10/16
Thursday
Sunny
12.7°C/5.1°C
10/17
Friday
Sunny
14.5°C/5.3°C
10/18
Saturday
Partly Cloudy
12.5°C/6°C
10/19
Sunday
Cloudy
21°C/9.1°C
