Best year time to visit Foster

General weather information about Foster

Average annual temperature is 10.0 °C

Absolute maximum temperature: 39.2 °C

Absolute minimum temperature: -32.2 °C

Number of sunny days: 221 days

Number of rainy days: 107 days

Number of snow days: 37 days

Look at detailed online map of Foster

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

Foster air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	12.1	12.3	12.4	26.9	29.3	29.5	39.2	38.7	34.9	27.6	18.2	15.9
Average daytime temperature (°C)	4.5	4.0	3.5	14.7	24.0	24.7	32.2	32.2	27.2	15.2	11.4	7.8
Average temperature (°C)	-1.4	-2.5	-2.8	7.0	16.9	18.7	24.5	24.4	19.6	8.3	4.6	1.5
Average night temperature (°C)	-5.3	-7.2	-7.2	1.1	10.4	13.2	16.9	17.6	12.9	3.0	-0.3	-2.6
Absolute minimum temperature (°C)	-23.2	-32.2	-13.8	-5.9	4.8	9.0	9.1	13.1	8.5	-14.9	-7.7	-10.0

Foster monthly weather indicators

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daylight maximum duration (h)	9.0	11.0	12.0	14.0	15.0	15.0	15.0	14.0	13.0	11.0	10.0	8.0
Daylight mean duration (h)	9.1	10.4	11.9	13.6	14.9	15.7	15.3	14.1	12.5	10.9	9.5	8.7
Daylight minimum duration (h)	8.0	9.0	11.0	12.0	14.0	15.0	14.0	13.0	11.0	10.0	8.0	8.0
Sunshine mean duration (h)	5.6	6.8	7.9	9.8	11.3	11.5	13.3	11.3	10.8	6.9	6.9	6.4
Precipitation (mm)	20	38	40	33	43	138	8	23	19	41	13	8
Sunny days	22	16	14	22	12	9	20	21	23	16	23	23
Rainy days	3	3	3	7	19	21	11	10	7	11	7	5
Snow days	6	9	14	1	0	0	0	0	0	4	0	3

Foster - weather forecast by months

Foster weather in january Foster weather in february Foster weather in march Foster weather in april Foster weather in may Foster weather in june Foster weather in july Foster weather in august Foster weather in september Foster weather in october Foster weather in november Foster weather in december

Best time to visit Foster:

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

May — 11.3(h)
June — 11.5(h)
July — 13.3(h)
August — 11.3(h)

Months with the longest average daylight duration in Foster:

June — 15.7(h)
July — 15.3(h)

The largest precipitation sum in Foster is at

June — 138(mm)

Weather forecast in the closest to Foster admin centers