Best year time to visit Sumsa

General weather information about Sumsa

Average annual temperature is 3.2 °C

Absolute maximum temperature: 27.0 °C

Absolute minimum temperature: -22.2 °C

Number of sunny days: 112 days

Number of rainy days: 153 days

Number of snow days: 100 days

Look at detailed online map of Sumsa

* Weather data for Sumsa Finland is based on climate observations for 2026 year

Sumsa air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	2.9	2.0	2.4	13.1	22.3	24.9	24.2	27.0	21.4	11.1	1.9	1.8
Average daytime temperature (°C)	-3.0	-3.9	-3.2	6.0	13.6	18.1	17.7	19.9	15.3	2.7	-3.4	-6.0
Average temperature (°C)	-4.7	-6.1	-6.2	0.3	9.2	14.0	14.7	16.3	12.4	0.8	-5.1	-7.5
Average night temperature (°C)	-6.4	-8.2	-9.3	-4.0	3.5	9.1	11.4	12.4	9.4	-1.2	-6.9	-8.9
Absolute minimum temperature (°C)	-22.2	-16.3	-20.0	-10.9	-4.6	1.0	8.1	6.6	3.7	-8.3	-15.7	-15.0

Sumsa monthly weather indicators

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daylight maximum duration (h)	6.0	10.0	13.0	16.0	20.0	21.0	20.0	17.0	14.0	11.0	8.0	5.0
Daylight mean duration (h)	5.6	8.6	11.8	15.1	18.5	20.8	19.6	16.3	13.0	9.8	6.5	4.4
Daylight minimum duration (h)	4.0	7.0	10.0	13.0	16.0	20.0	18.0	14.0	11.0	8.0	5.0	4.0
Sunshine mean duration (h)	1.1	1.7	4.9	10.6	11.7	13.9	8.3	10.3	4.9	2.3	0.1	0.2
Precipitation (mm)	64	24	61	48	43	111	186	105	109	83	57	51
Sunny days	9	9	11	22	12	10	5	7	5	11	9	2
Rainy days	8	1	2	6	17	20	26	24	25	16	6	2
Snow days	14	18	18	2	2	0	0	0	0	4	15	27

Sumsa - weather forecast by months

Sumsa weather in january Sumsa weather in february Sumsa weather in march Sumsa weather in april Sumsa weather in may Sumsa weather in june Sumsa weather in july Sumsa weather in august Sumsa weather in september Sumsa weather in october Sumsa weather in november Sumsa weather in december

Best time to visit Sumsa:

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

April — 10.6(h)
May — 11.7(h)
June — 13.9(h)
July — 8.3(h)
August — 10.3(h)

Months with the longest average daylight duration in Sumsa:

May — 18.5(h)
June — 20.8(h)
July — 19.6(h)
August — 16.3(h)

The largest precipitation sum in Sumsa is at

June — 111(mm)

July — 186(mm)

August — 105(mm)

September — 109(mm)

Weather forecast in the closest to Sumsa admin centers