Best year time to visit Town of Cornwall

General weather information about Town of Cornwall

Average annual temperature is 12.2 °C

Absolute maximum temperature: 33.5 °C

Absolute minimum temperature: -18.7 °C

Number of sunny days: 155 days

Number of rainy days: 200 days

Number of snow days: 10 days

* Weather data for Town of Cornwall 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)	18.2	16.6	16.9	32.1	30.3	33.5	32.4	30.9	33.4	27.9	19.5	15.2
Average daytime temperature (°C)	7.5	7.5	9.5	18.3	21.8	25.6	29.1	26.6	23.4	18.9	10.4	8.6
Average temperature (°C)	3.7	2.2	4.1	11.9	15.2	19.7	23.8	21.8	18.8	14.0	5.6	4.4
Average night temperature (°C)	0.5	-2.1	-0.3	6.7	8.9	14.8	19.5	17.7	15.1	10.2	1.9	1.3
Absolute minimum temperature (°C)	-4.1	-18.7	-5.3	-0.8	4.5	9.6	14.9	13.2	8.8	4.1	-4.1	-6.1

The best time to visit Town of Cornwall during the most sunny months:

The largest precipitation sum in Town of Cornwall is at

July — 166(mm)

September — 259(mm)

December — 234(mm)

When is the best time to visit Town of Cornwall?

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

What is the weather like in Town of Cornwall?

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

How many sunny days does Town of Cornwall have?

The monthly weather statistics above show sunshine and rainfall patterns for Town of Cornwall throughout the year.