Best year time to visit Summit

General weather information about Summit

Average annual temperature is 10.8 °C

Absolute maximum temperature: 34.5 °C

Absolute minimum temperature: -6.2 °C

Number of sunny days: 159 days

Number of rainy days: 204 days

Number of snow days: 2 days

Look at detailed online map of Summit

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

Summit air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	13.0	13.7	17.7	25.8	31.3	29.8	31.3	34.5	28.3	25.6	14.9	14.3
Average daytime temperature (°C)	8.4	7.6	10.9	12.6	21.4	22.9	27.1	27.4	21.4	16.5	10.5	9.6
Average temperature (°C)	5.0	3.4	5.4	7.2	14.7	15.6	19.4	20.0	14.9	11.2	6.2	6.3
Average night temperature (°C)	2.3	0.4	1.7	3.5	9.2	9.8	12.8	14.2	10.6	7.5	3.3	3.8
Absolute minimum temperature (°C)	-5.9	-6.2	-4.8	-1.8	5.6	6.7	10.2	10.0	5.2	-2.1	-3.6	-0.9

Summit 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)	9.0	10.3	11.9	13.6	15.1	15.9	15.5	14.2	12.6	10.9	9.4	8.5
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)	3.9	4.7	7.2	6.6	10.3	11.3	13.0	11.4	8.3	6.7	5.2	3.1
Precipitation (mm)	95	127	98	198	26	36	11	31	75	91	192	268
Sunny days	5	9	6	5	20	19	27	19	13	14	16	6
Rainy days	25	18	25	25	11	11	4	12	17	17	14	25
Snow days	1	1	0	0	0	0	0	0	0	0	0	0

Summit - weather forecast by months

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Best time to visit Summit:

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

May — 10.3(h)
June — 11.3(h)
July — 13.0(h)
August — 11.4(h)

Months with the longest average daylight duration in Summit:

June — 15.9(h)
July — 15.5(h)

The largest precipitation sum in Summit is at

April — 198(mm)

November — 192(mm)

December — 268(mm)

Weather forecast in the closest to Summit admin centers