Which is the hottest month in New Haven?

The hottest time of year in New Haven is normally July. Expect maximum daytime temperatures to reach 28°C with moderate heat and humidity.

Which month has the most rain in New Haven?

In terms of rainfall, May is usually the wettest month in New Haven with 101mm on average. There are normally 12 days in May with some rain.

When is it sunniest in New Haven?

The sunniest time of year in New Haven is normally July with bright sunshine on average for 63% of daylight hours; that's 9 hours of sunshine per day.

Best time to visit New Haven

Q: When is the best time to visit New Haven?

The best times to visit New Haven, Connecticut are in June, July, August and September Maximum daytime temperature = 22 - 30°C.

The best times to visit New Haven, Connecticut are in June, July, August and September based on our default weather conditions. Update your weather preferences to see which months best match.

New Haven by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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When is the best time to visit New Haven?

The best times to visit New Haven, Connecticut are in June, July, August and September based on the following average weather conditions.

Maximum daytime temperature = 72 - 86°F [remove]

Change the criteria to reflect your weather preferences.

0
Jan
0
Feb
0
Mar
0
Apr
2.5
May
5
Jun
5
Jul
5
Aug
5
Sep
2
Oct
0
Nov
0
Dec

Change criteria

Max Day Temperature (°F)

36
Jan
37
Feb
46
Mar
57
Apr
66
May
77
Jun
81
Jul
81
Aug
73
Sep
64
Oct
54
Nov
39
Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for Connecticut (New Haven) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C) | Imperial (°F)