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Oulu weather in May

Weather in Oulu: May

Average day temperature: 50.4°F
Average night temperature: 40.9°F
Sea water temperature: 39.3°F
Number of sunny days: 10 days
Day length: 17.1 - 20.6 hours
Number of rainy days: 3 days
Precipitation totals: 1.7 in.

Air temperature in May, °F

Show year:
2024
2023
2022

The highest day temperature during May of 2024 was 67°F. At the same time the lowest night temperature was 26°F. Day and night temperature averages during May were 48.8°F and 40.9°F.

Sea water temperature in Oulu in May, °F

Show year:
2024
2023
2022

The average sea water temperature in May of 2024 was 40.6°F. The highest and lowest sea temperatures during the month were 54.5°F and 31.1°F.

Sunny, partly cloudy and cloudy days

Mostly all days in May are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in May, in.

Precipitation total value in Oulu in May is 1.7 in. Other months of the year show relatively similar values.

Wind speed in May, mph

The average wind speed value in May is 7.9 mph It makes May one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 8.7.

Best time for vacation in Oulu

Sunniest months:
July 12 days
June 12 days
August 11 days
Warmest months:
July 67.0 °F
August 64.1 °F
June 60.2 °F
Warmest sea temp:
July 62.1 °F
August 61.8 °F
September 54.9 °F
Coldest months:
January 18.1 °F
February 21.3 °F
December 24.8 °F
Rainiest months:
August 6 days
July 5 days
June 4 days
Windiest months:
November 9.4 mph
October 8.9 mph
December 8.8 mph

Oulu on a weather map

Oulu
+18°F
W 11 mph
Feels like: +5°F
Precip.: 80%
Places in Finland:
Name
°F
+34°F
+34°F
+12°F
+34°F
+34°F
+18°F
+36°F
0°F
+34°F
+34°F
+36°F
+36°F
+36°F
+34°F
24 Hours Forecast
Oulu
Local time: 18:42
December 22, sunday
2100
21°F
W
11 mph
December 23, monday
0000
23°F
W
9 mph
0300
25°F
W
7 mph
0600
25°F
SW
7 mph
0900
25°F
SW
6 mph
1200
25°F
S
5 mph
1500
25°F
S
4 mph
1800
23°F
SE
3 mph
Units of measurement: °C / °F