Best year time to visit Thornton

General weather information about Thornton

Average annual temperature is 7.9 °C

Absolute maximum temperature: 36.4 °C

Absolute minimum temperature: -31.5 °C

Number of sunny days: 193 days

Number of rainy days: 115 days

Number of snow days: 57 days

* Weather data for Thornton 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)	8.2	8.7	14.0	23.3	28.4	32.3	36.0	36.4	33.1	22.0	18.9	12.9
Average daytime temperature (°C)	0.8	1.9	3.6	11.8	21.5	23.8	28.3	28.4	24.1	13.6	9.6	4.8
Average temperature (°C)	-3.8	-4.8	-2.5	4.2	14.8	17.4	21.3	21.2	16.8	7.0	2.8	-0.7
Average night temperature (°C)	-7.0	-9.3	-6.9	-1.5	8.8	12.1	14.7	15.1	11.2	2.1	-1.8	-4.3
Absolute minimum temperature (°C)	-22.2	-31.5	-13.5	-15.4	1.5	7.4	7.6	8.9	6.9	-12.4	-12.5	-12.2

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

Months with the longest average daylight duration in Thornton:

The largest precipitation sum in Thornton is at

May — 78(mm)

June — 130(mm)

September — 89(mm)

When is the best time to visit Thornton?

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

What is the weather like in Thornton?

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

How many sunny days does Thornton have?

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