Best year time to visit Stonington

General weather information about Stonington

Average annual temperature is 8.5 °C

Absolute maximum temperature: 24.8 °C

Absolute minimum temperature: -30.6 °C

Number of sunny days: 176 days

Number of rainy days: 164 days

Number of snow days: 25 days

* Weather data for Stonington United States is based on climate observations for 2026 year

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	9.9	7.7	6.8	14.0	17.6	17.5	24.8	21.9	23.7	18.2	12.8	12.5
Average daytime temperature (°C)	4.1	1.8	4.2	7.4	11.9	13.8	18.6	18.7	17.3	14.3	7.9	5.6
Average temperature (°C)	1.4	-1.7	2.0	5.7	9.9	12.3	17.1	17.2	15.7	12.7	5.2	3.1
Average night temperature (°C)	-0.8	-5.0	0.2	4.3	8.4	11.4	16.2	16.0	14.4	11.4	3.1	1.2
Absolute minimum temperature (°C)	-6.6	-30.6	-3.9	-1.3	4.9	7.8	13.6	14.3	10.7	3.9	-4.2	-6.8

The best time to visit Stonington during the most sunny months:

Months with the longest average daylight duration in Stonington:

The largest precipitation sum in Stonington is at

January — 193(mm)

October — 167(mm)

When is the best time to visit Stonington?

The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Stonington.

What is the weather like in Stonington?

See average temperature, rainfall and daylight hours for Stonington by month in the table above.

How many sunny days does Stonington have?

The monthly weather statistics above show sunshine and rainfall patterns for Stonington throughout the year.