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New Haven
Top activities in New Haven
Latest update
Walking around
New Haven Weather and climate
Data source：Meteostat
Update date：2025-09
New Haven year round climate
- Spring (March–May): Average 6.6–16.5°C, mild but with possible showers; March and April are rainier. Typical activities: Outdoor walks, flower viewing. Suggested clothing: Light jacket, long-sleeved shirt, comfortable shoes.
- Summer (June–August): Average 21.3–25.6°C, warm and humid with occasional thunderstorms. July is the rainier month. Typical activities: Picnics, outdoor sports, museum visits. Suggested clothing: Light and breathable clothing, sun hat, sunglasses.
- Autumn (September–November): Average 9.3–20.3°C, pleasant and cool and dry, with decreasing rainfall. Typical activities: Outdoor activities, fall foliage viewing (if applicable). Suggested clothing: Comfortable long-sleeved shirts, light jacket.
- Winter (December–February): Average 2.3–4.3°C, cold and humid with more rainfall, especially in December. Typical activities: Indoor activities, museum visits, enjoying hot drinks. Suggested clothing: Warm coat, scarf, hat, gloves.
New Haven climatological average
Annual average temperature: approx. 13°C / Annual rainfall: approx. 1165 mm / Summer humidity: 65%–75% / Rainiest month: December
New Haven monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
2.3°C
120.3
February
2.8°C
55.7
March
6.6°C
141.3
April
11.2°C
84.7
May
16.5°C
78.7
June
21.3°C
68.7
July
25.6°C
130
August
24.2°C
86.3
September
20.3°C
118.7
October
14.7°C
57.3
November
9.3°C
72.3
December
4.3°C
151.7
New Haven weather for the next seven days
10/25
Saturday
Sunny
14.2°C/3.8°C
10/26
Sunday
Partly Cloudy
13.4°C/5.9°C
10/27
Monday
Sunny
11.2°C/3.6°C
10/28
Tuesday
Partly Cloudy
11.4°C/4.3°C
10/29
Wednesday
Overcast
12.1°C/7.5°C
10/30
Thursday
Moderate rain
11.5°C/8.1°C
10/31
Friday
Moderate rain
9.8°C/7.8°C
