Weather in Appleton in September

General weather information about Appleton

Average annual temperature is 8.4 °C

Absolute maximum temperature: 37.8 °C

Absolute minimum temperature: -16.8 °C

Number of sunny days: 189 days

Number of rainy days: 154 days

Number of snow days: 22 days

Look at detailed online map of Appleton

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

Appleton air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	7.5	9.1	11.8	24.5	29.9	30.8	34.9	37.8	29.4	22.4	11.4	9.4
Average daytime temperature (°C)	3.1	3.7	5.8	10.6	21.0	23.9	28.6	28.3	20.4	14.0	5.6	3.7
Average temperature (°C)	-0.5	-0.8	0.9	5.1	13.6	15.9	20.1	20.1	13.7	8.3	2.4	0.9
Average night temperature (°C)	-3.1	-4.1	-2.9	0.6	7.3	8.7	11.4	12.6	8.2	4.1	-0.1	-0.6
Absolute minimum temperature (°C)	-11.2	-16.8	-12.7	-6.9	0.9	3.6	7.8	8.0	3.0	-6.4	-6.6	-4.2

Appleton 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	13.5	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)	4.3	5.6	7.4	8.6	12.4	13.5	14.0	12.0	9.6	7.8	4.7	1.9
Precipitation (mm)	92	63	72	96	31	10	0	20	51	76	120	195
Sunny days	10	10	5	11	18	25	29	23	20	16	14	8
Rainy days	16	13	19	18	13	5	2	8	10	15	15	20
Snow days	5	5	7	1	0	0	0	0	0	0	1	3

Appleton - weather forecast by months

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Best time to visit Appleton:

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

May — 12.4(h)
June — 13.5(h)
July — 14.0(h)
August — 12.0(h)

Months with the longest average daylight duration in Appleton:

June — 15.7(h)
July — 15.3(h)

The largest precipitation sum in Appleton is at

January — 92(mm)

April — 96(mm)

November — 120(mm)

December — 195(mm)

Weather forecast in the closest to Appleton admin centers