Weather in Keyson in September

General weather information about Keyson

Average annual temperature is 4.3 °C

Absolute maximum temperature: 32.6 °C

Absolute minimum temperature: -32.2 °C

Number of sunny days: 166 days

Number of rainy days: 129 days

Number of snow days: 70 days

Look at detailed online map of Keyson

* Weather data for Keyson Canada is based on climate observations for 2026 year

Keyson air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	0.4	5.5	3.5	25.0	32.6	31.4	31.5	25.1	31.4	27.4	10.9	5.9
Average daytime temperature (°C)	-6.2	-6.4	-2.3	7.3	17.8	23.8	23.7	21.4	20.0	11.3	1.1	-1.1
Average temperature (°C)	-10.6	-12.0	-7.1	1.7	10.9	17.6	18.7	16.4	14.5	7.5	-2.5	-4.5
Average night temperature (°C)	-14.2	-16.5	-11.3	-2.6	4.7	12.1	14.3	12.0	10.1	5.2	-5.5	-7.3
Absolute minimum temperature (°C)	-28.3	-32.2	-19.3	-14.2	-1.3	5.4	10.5	4.9	4.0	-4.6	-14.1	-13.9

Keyson monthly weather indicators

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daylight maximum duration (h)	9.0	10.0	12.0	14.0	15.0	16.0	16.0	15.0	13.0	11.0	9.0	8.0
Daylight mean duration (h)	8.8	10.2	11.9	13.7	15.2	16.1	15.7	14.3	12.6	10.8	9.2	8.4
Daylight minimum duration (h)	8.0	9.0	11.0	12.0	14.0	15.0	15.0	13.0	11.0	9.0	8.0	8.0
Sunshine mean duration (h)	3.9	4.7	7.5	6.8	10.9	10.3	12.3	9.4	8.6	4.2	3.0	2.5
Precipitation (mm)	19	41	43	107	71	80	66	99	72	121	73	29
Sunny days	17	9	15	12	22	18	9	13	16	8	10	17
Rainy days	0	5	1	14	9	12	22	18	14	19	8	7
Snow days	14	14	15	4	0	0	0	0	0	4	12	7

Keyson - weather forecast by months

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Best time to visit Keyson:

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

May — 10.9(h)
June — 10.3(h)
July — 12.3(h)
August — 9.4(h)

Months with the longest average daylight duration in Keyson:

June — 16.1(h)
July — 15.7(h)

The largest precipitation sum in Keyson is at

April — 107(mm)

August — 99(mm)

October — 121(mm)

Weather forecast in the closest to Keyson admin centers