Best year time to visit Township of South Rock Island

General weather information about Township of South Rock Island

Average annual temperature is 12.1 °C

Absolute maximum temperature: 36.0 °C

Absolute minimum temperature: -21.6 °C

Number of sunny days: 204 days

Number of rainy days: 145 days

Number of snow days: 16 days

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* Weather data for Township of South Rock Island United States is based on climate observations for 2026 year

Township of South Rock Island air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	13.2	11.9	22.5	26.0	32.7	34.7	35.2	36.0	33.2	29.6	18.4	14.2
Average daytime temperature (°C)	3.0	5.6	8.6	17.6	25.1	29.7	29.3	28.6	25.9	17.9	10.3	7.1
Average temperature (°C)	-1.2	-0.1	3.3	10.8	18.4	23.4	24.0	23.6	20.5	13.4	5.5	3.2
Average night temperature (°C)	-4.2	-4.6	-0.5	5.4	12.2	17.3	19.0	19.1	16.1	9.7	1.6	0.6
Absolute minimum temperature (°C)	-21.6	-18.8	-11.7	-1.2	3.4	10.1	14.7	12.2	10.9	-2.3	-11.1	-7.5

Township of South Rock Island 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	15.0	15.0	14.0	13.0	11.0	10.0	9.0
Daylight mean duration (h)	9.6	10.6	11.9	13.3	14.5	15.1	14.8	13.8	12.5	11.1	9.9	9.2
Daylight minimum duration (h)	9.0	10.0	11.0	12.0	13.0	14.0	14.0	13.0	11.0	10.0	9.0	9.0
Sunshine mean duration (h)	3.8	7.2	6.7	9.3	11.4	12.4	12.5	11.1	9.7	7.4	7.3	4.2
Precipitation (mm)	73	92	93	52	45	30	99	48	89	74	22	66
Sunny days	15	16	14	18	23	19	15	15	14	16	23	16
Rainy days	8	9	16	12	8	11	16	16	16	14	5	14
Snow days	8	3	1	0	0	0	0	0	0	1	2	1

Township of South Rock Island - weather forecast by months

Best time to visit Township of South Rock Island:

The best time to visit Township of South Rock Island during the most sunny months:

May — 11.4(h)
June — 12.4(h)
July — 12.5(h)
August — 11.1(h)

The largest precipitation sum in Township of South Rock Island is at

February — 92(mm)

March — 93(mm)

July — 99(mm)

September — 89(mm)

Weather forecast in the closest to Township of South Rock Island admin centers

Weather forecast in the closest towns to Township of South Rock Island

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Frequently asked questions

When is the best time to visit Township of South Rock Island?

The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Township of South Rock Island.

What is the weather like in Township of South Rock Island?

See average temperature, rainfall and daylight hours for Township of South Rock Island by month in the table above.

How many sunny days does Township of South Rock Island have?

The monthly weather statistics above show sunshine and rainfall patterns for Township of South Rock Island throughout the year.