Climate of New Haven
New Haven has a oceanic climate. There is rainfall during all months of the year. The average annual temperature for New Haven is 14° degrees and there is about 763 mm of rain in a year. It is dry for 165 days a year with an average humidity of 75% and an UV-index of 4.
Climate averages for the whole year
- Day: the average daily temperature during the day is between 2°C and 27°C
- Night:the average nighttime temperature is between -4°C and 19°C
- Sea temperature: the sea temperature is between 5°C and 25°C
- Rain: it rains 162 days and there is a total of approximately 762 mm rainfall
- Snow: it snows an average of 24 days per year
- Sun hours: throughout the year there are 2777 sun hours
Maximum temperature: | between 2°C and 27°C |
Warmest month: | 27°C in July |
Coldest month: | 2°C in January |
Night temperature: | between -4°C and 19°C |
Sea temperature: | between 5°C and 25°C |
Dry days: | 179 days |
Days with rain: | 162 days |
Days with snow: | 24 days |
Total rain sum: | 762 mm |
Hours of sunshine: | 2777 hours |
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Temperature graph
This graph shows the average maximum temperature (red) and minimum temperature (blue) for New Haven.
Precipitation graph
This graph shows the average amount of rainfall per month for New Haven.
Climate table of New Haven
In this climate table you can see at a glance what the average weather per month is for New Haven. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for New Haven might be like in a given month.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Day temp. (°C) | 2 | 3 | 6 | 13 | 19 | 23 | 27 | 26 | 23 | 17 | 10 | 5 |
Night temp. (°C) | -4 | -3 | 0 | 6 | 11 | 15 | 19 | 19 | 16 | 11 | 5 | 0 |
Water temp. (°C) | 8 | 5 | 6 | 10 | 15 | 21 | 24 | 25 | 22 | 20 | 15 | 12 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Precipitation (mm) | 58 | 55 | 63 | 51 | 54 | 58 | 69 | 71 | 59 | 72 | 72 | 80 |
Days with rain | 9 | 10 | 12 | 14 | 16 | 17 | 17 | 16 | 13 | 14 | 11 | 13 |
Days with snow | 6 | 8 | 5 | - | - | - | - | - | - | - | 1 | 4 |
Dry days | 16 | 10 | 14 | 16 | 15 | 13 | 14 | 15 | 17 | 17 | 18 | 14 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Sun hours per day | 5 | 5 | 6 | 9 | 9 | 10 | 11 | 11 | 9 | 6 | 5 | 5 |
Wind force (Bft) | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 3 | 3 | 3 | 3 |
UV-index | 2 | 2 | 2 | 3 | 5 | 6 | 6 | 6 | 4 | 3 | 2 | 2 |
Best time to visit New Haven
The best time to visit New Haven in the state of Connecticut is from May through September. In this period you have a warm temperature and little precipitation. The highest average temperature in New Haven is 27°C in July and the lowest is 2°C in January. The highest water temperature is 25°C and it does not get colder than 5°C.
Climate of New Haven by month
What is the average climate in a given month for New Haven? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.
New Haven weather experiences
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