Weather in New Haven in May
New Haven temperatures in May range from 10 to 21 and there is an average of 17 days of rain.
Avg Temp
10° - 21°
Avg Rainy Days
17
![](https://weather-finder.com/img/rain.jpg)
Avg Dry Days
14
![](https://weather-finder.com/img/sun.png)
Avg Snow Days
0
Weather Facts - New Haven in May
* The warmest temperature recorded in in May is 36°C
* The coldest temperature recorded in New Haven in May is 2°C
* The average rainfall in New Haven in May is 104 mm