28.04
tue
tue
Day
37°F
S 17 mph
Precip.
0%
0%
Night
32°F
S 12 mph
Precip.
0%
0%
29.04
wed
wed
Day
36°F
SE 11 mph
Precip.
0%
0%
Night
36°F
N 4 mph
Precip.
60%
60%
30.04
thu
thu
Day
41°F
SE 6 mph
Precip.
0%
0%
Night
43°F
NE 7 mph
Precip.
0%
0%
01.05
fri
fri
Day
46°F
E 12 mph
Precip.
0%
0%
Night
46°F
N 9 mph
Precip.
0%
0%
02.05
sat
sat
Day
45°F
E 15 mph
Precip.
0%
0%
Night
36°F
E 15 mph
Precip.
100%
100%
03.05
sun
sun
Day
39°F
E 24 mph
Precip.
50%
50%
Night
36°F
NE 9 mph
Precip.
0%
0%
04.05
mon
mon
Day
37°F
E 12 mph
Precip.
0%
0%
Night
36°F
NE 11 mph
Precip.
0%
0%
05.05
tue
tue
Day
39°F
E 10 mph
Precip.
0%
0%
Night
36°F
NE 4 mph
Precip.
0%
0%
06.05
wed
wed
Day
50°F
E 6 mph
Precip.
0%
0%
Night
41°F
N 2 mph
Precip.
0%
0%
07.05
thu
thu
Day
52°F
E 9 mph
Precip.
0%
0%
Night
46°F
NE 11 mph
Precip.
0%
0%
08.05
fri
fri
Day
52°F
NE 20 mph
Precip.
0%
0%
Night
45°F
E 5 mph
Precip.
0%
0%
09.05
sat
sat
Day
55°F
NE 18 mph
Precip.
0%
0%
Night
39°F
E 6 mph
Precip.
0%
0%
10.05
sun
sun
Day
45°F
SE 7 mph
Precip.
0%
0%
Night
48°F
W 12 mph
Precip.
0%
0%
11.05
mon
mon
Day
55°F
NW 14 mph
Precip.
0%
0%
Night
57°F
NW 13 mph
Precip.
61%
61%
Sea water temperature in April, °F
Show year:
2026
2025
2024
The average sea water temperature in April of 2026 was 36.5°F. The highest and lowest sea temperatures during the month were 42.4°F and 31.3°F.
Sea water temperature in May, °F
Show year:
2025
2024
2023
The average sea water temperature in May of 2025 was 39.1°F. The highest and lowest sea temperatures during the month were 51.3°F and 31.3°F.
Air temperature in Oulu, °F
Precipitation total in Oulu, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Oulu
Oulu on a weather map
Places in Finland:
Name
°F
24 Hours Forecast
Oulu
Local time: 11:31
April 28, tuesday
1200
37°F
S
17 mph
17 mph
1500
41°F
S
17 mph
17 mph
1800
39°F
S
16 mph
16 mph
2100
36°F
S
14 mph
14 mph
April 29, wednesday
0000
32°F
S
12 mph
12 mph
0300
30°F
S
11 mph
11 mph
0600
30°F
S
9 mph
9 mph
0900
34°F
SE
9 mph
9 mph
