The highest day temperature in January 2024 was 34°F. The lowest night temperature was -28°F. The average values for day and night temperatures during January were 10.7°F и 7.8°F respectivly.

The average sea surface temperature in January 2024 for Seinajoki was 27.2°F. The maximum and minimum values were 26.6°F and 29.2°F respectively.

Most of the days in January are gloomy but you can also expect sunny days.

Precipitation total in January for Seinajoki is 1.5 in. It makes january one of the least rainy months of the year.

The average wind speed in January is 7.8 mph. This value is relatively stable throughout the year.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Seinajoki in January is 1.7 hours.