Best year time to visit Saint Clair County

General weather information about Saint Clair County

Average annual temperature is 17.4 °C

Absolute maximum temperature: 36.7 °C

Absolute minimum temperature: -4.3 °C

Number of sunny days: 181 days

Number of rainy days: 184 days

Look at detailed online map of Saint Clair County

* Weather data for Saint Clair County United States is based on climate observations for 2026 year

Saint Clair County air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	20.7	25.4	25.9	29.0	31.3	35.8	35.5	36.7	32.8	28.5	25.4	21.5
Average daytime temperature (°C)	15.0	18.0	19.6	22.5	26.1	30.9	32.7	32.6	29.4	23.5	18.0	14.1
Average temperature (°C)	9.8	12.1	13.2	16.1	20.0	24.2	26.0	26.1	22.9	17.7	11.8	8.5
Average night temperature (°C)	5.9	8.0	7.8	11.0	15.1	18.7	21.2	21.5	18.1	13.0	7.3	4.3
Absolute minimum temperature (°C)	-3.5	-3.3	-4.3	5.4	7.1	15.2	17.5	16.4	13.8	6.2	-3.3	-2.3

Saint Clair County monthly weather indicators

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daylight maximum duration (h)	10.0	11.0	12.0	13.0	14.0	14.0	14.0	13.0	12.0	11.0	10.0	10.0
Daylight mean duration (h)	10.2	11.0	12.0	13.0	13.9	14.4	14.1	13.4	12.4	11.3	10.4	10.0
Daylight minimum duration (h)	9.0	10.0	11.0	12.0	13.0	14.0	13.0	12.0	11.0	10.0	10.0	9.0
Sunshine mean duration (h)	5.8	6.9	8.8	9.7	10.5	11.6	11.0	10.6	10.7	8.8	7.3	7.0
Precipitation (mm)	149	134	166	168	123	93	130	136	80	28	81	91
Sunny days	14	10	21	16	11	12	6	10	16	22	21	22
Rainy days	17	18	10	14	20	18	25	21	14	9	9	9
Snow days	0	0	0	0	0	0	0	0	0	0	0	0

Saint Clair County - weather forecast by months

Saint Clair County weather in january Saint Clair County weather in february Saint Clair County weather in march Saint Clair County weather in april Saint Clair County weather in may Saint Clair County weather in june Saint Clair County weather in july Saint Clair County weather in august Saint Clair County weather in september Saint Clair County weather in october Saint Clair County weather in november Saint Clair County weather in december

Best time to visit Saint Clair County:

The best time to visit Saint Clair County during the most sunny months:

June — 11.6(h)

The largest precipitation sum in Saint Clair County is at

January — 149(mm)

March — 166(mm)

April — 168(mm)

Weather forecast in the closest to Saint Clair County admin centers