Best year time to visit Seinäjoki

General weather information about Seinäjoki

Average annual temperature is 4.9 °C

Absolute maximum temperature: 30.1 °C

Absolute minimum temperature: -20.3 °C

Number of sunny days: 133 days

Number of rainy days: 163 days

Number of snow days: 69 days

Look at detailed online map of Seinäjoki

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

Seinäjoki air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	3.7	6.3	5.6	15.4	22.8	28.2	25.4	30.1	23.0	12.9	5.5	4.4
Average daytime temperature (°C)	-0.9	-0.2	-0.1	9.0	15.0	20.9	20.2	20.3	17.3	4.9	-1.0	-4.1
Average temperature (°C)	-2.5	-2.7	-4.1	2.7	10.0	16.0	16.2	16.6	13.7	1.8	-2.9	-6.3
Average night temperature (°C)	-4.4	-5.6	-8.9	-3.1	4.3	9.9	11.9	12.9	10.2	-1.0	-5.2	-8.9
Absolute minimum temperature (°C)	-20.3	-13.9	-15.2	-16.6	-3.5	1.8	10.0	9.0	2.2	-10.5	-15.6	-16.5

Seinäjoki monthly weather indicators

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daylight maximum duration (h)	7.0	10.0	13.0	16.0	19.0	20.0	19.0	17.0	14.0	11.0	8.0	5.0
Daylight mean duration (h)	6.0	8.8	11.8	14.9	18.0	20.0	19.0	16.1	13.0	9.9	6.9	5.0
Daylight minimum duration (h)	5.0	7.0	10.0	13.0	16.0	19.0	17.0	14.0	11.0	8.0	5.0	4.0
Sunshine mean duration (h)	0.8	3.2	4.9	10.2	12.3	14.7	11.6	9.2	6.1	4.6	0.4	0.5
Precipitation (mm)	58	22	49	54	32	44	139	156	103	71	64	30
Sunny days	12	14	8	22	16	15	5	6	6	12	7	10
Rainy days	10	2	8	8	14	15	26	25	24	17	9	5
Snow days	9	12	15	0	1	0	0	0	0	2	14	16

Seinäjoki - weather forecast by months

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

Best time to visit Seinäjoki:

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

April — 10.2(h)
May — 12.3(h)
June — 14.7(h)
July — 11.6(h)
August — 9.2(h)

Months with the longest average daylight duration in Seinäjoki:

May — 18.0(h)
June — 20.0(h)
July — 19.0(h)
August — 16.1(h)

The largest precipitation sum in Seinäjoki is at

July — 139(mm)

August — 156(mm)

September — 103(mm)

Weather forecast in the closest to Seinäjoki admin centers