The highest day temperature in March 2025 was 39°F. The lowest night temperature was -1°F. The average values for day and night temperatures during March were 28.8°F и 19.3°F respectivly.

The average sea surface temperature in March 2025 for Oulu was 28.1°F. The maximum and minimum values were 26.4°F and 31.4°F respectively.

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

Precipitation total in March for Oulu is 1.4 in. It makes march one of the least rainy months of the year.

The average wind speed in March is 8.4 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 Oulu in March is 3.9 hours.