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Seinäjoki January Weather

Averages and records for weather in Seinäjoki, Finland in the month of January.

Typical Seinäjoki January Weather 1991–2020
Average daily high	-2.6 °C
Average daily low	-9.2 °C
Average monthly precipitation	3.2 cm
Daily chance of precipitation	59.9%

Seinäjoki January Weather Records 1959–2024
Highest temperature	8.6 °C	January 21, 2020
Lowest temperature	-40.5 °C	January 29, 1999
Highest daily low	3.9 °C	January 8, 2014
Lowest daily high	-35.6 °C	January 10, 1987
Hottest average high temperature	2.7 °C	2020
Coldest average high temperature	-16.4 °C	1987
Most daily precipitation	1.5 cm	January 13, 1983
Most monthly precipitation	7.3 cm	2015

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°C)		Record (°C)
Day	High	Low	High	Low
January 1	-2.1	-8.4	5.1	-35.6
January 2	-2.1	-8.4	6.0	-33.7
January 3	-2.1	-8.4	6.0	-33.3
January 4	-2.2	-8.5	4.8	-34.9
January 5	-2.2	-8.5	5.9	-33.9
January 6	-2.2	-8.6	6.2	-37.3
January 7	-2.2	-8.7	6.0	-37.4
January 8	-2.3	-8.7	6.8	-37.5
January 9	-2.3	-8.8	5.9	-37.2
January 10	-2.3	-8.9	7.1	-40.0
January 11	-2.3	-8.9	8.0	-38.1
January 12	-2.3	-8.9	5.1	-37.5
January 13	-2.3	-8.9	4.8	-30.4
January 14	-2.4	-9.0	4.9	-31.4
January 15	-2.5	-9.2	5.6	-32.5
January 16	-2.6	-9.2	7.2	-31.2
January 17	-2.6	-9.3	6.1	-30.8
January 18	-2.6	-9.4	5.5	-31.9
January 19	-2.7	-9.4	5.7	-31.3
January 20	-2.7	-9.5	4.0	-31.5
January 21	-2.7	-9.5	8.6	-31.3
January 22	-2.8	-9.6	5.1	-29.7
January 23	-2.9	-9.8	5.2	-29.8
January 24	-3.0	-9.9	4.0	-24.9
January 25	-3.1	-10.0	6.6	-30.3
January 26	-3.1	-10.1	5.3	-33.5
January 27	-3.2	-10.1	4.3	-30.1
January 28	-3.2	-10.2	7.9	-38.9
January 29	-3.2	-10.2	5.4	-40.5
January 30	-3.2	-10.2	4.9	-37.8
January 31	-3.3	-10.3	2.8	-31.3

Weather Station Details

Years	Station	Coordinates
1959–2024	Seinajoki Pelmaa	location