Measurements:
°C
°F
CURRENT WEATHER
12:07
Seinajoki
70°F
SW 3 mph
Feels like: 70°F
Precip: 0%
World Resorts Finland Seinajoki Weather

14 Day Weather Forecast

05.30
sat
DAY
70°F
SW 3 mph
precip
0%
NIGHT
52°F
SW 4 mph
precip
0%
05.31
sun
DAY
70°F
NW 3 mph
precip
0%
NIGHT
54°F
E 6 mph
precip
0%
06.01
mon
DAY
66°F
NE 5 mph
precip
0%
NIGHT
54°F
SW 5 mph
precip
73%
06.02
tue
DAY
70°F
N 5 mph
precip
0%
NIGHT
54°F
SE 3 mph
precip
0%
06.03
wed
DAY
70°F
SW 4 mph
precip
100%
NIGHT
56°F
NW 3 mph
precip
0%
06.04
thu
DAY
74°F
W 6 mph
precip
0%
NIGHT
58°F
NW 5 mph
precip
0%
06.05
fri
DAY
72°F
NW 9 mph
precip
0%
NIGHT
56°F
NE 2 mph
precip
0%
06.06
sat
DAY
74°F
NW 5 mph
precip
0%
NIGHT
58°F
E 5 mph
precip
100%
06.07
sun
DAY
60°F
S 9 mph
precip
62%
NIGHT
52°F
SE 5 mph
precip
0%
06.08
mon
DAY
74°F
S 2 mph
precip
0%
NIGHT
60°F
S 3 mph
precip
0%
06.09
tue
DAY
84°F
N 6 mph
precip
0%
NIGHT
66°F
N 3 mph
precip
0%
06.10
wed
DAY
84°F
N 7 mph
precip
0%
NIGHT
70°F
S 2 mph
precip
0%
06.11
thu
DAY
86°F
NW 3 mph
precip
0%
NIGHT
66°F
NE 5 mph
precip
100%
06.12
fri
DAY
84°F
W 6 mph
precip
0%
NIGHT
68°F
SE 6 mph
precip
100%

Seinajoki Sea Water Temperature in May, °F

Select Year: 2026 2025 2024

The average sea surface temperature in May 2026 for Seinajoki was 45.8°F. The maximum and minimum values were 40.2°F and 55.8°F respectively.

Seinajoki on the Weather Map

Best Time to Visit Seinajoki
The most sunny months:
May 11 days
July 11 days
June 10 days
The most warm months:
July 72.5 °F
August 68.4 °F
June 66.9 °F
Warmest sea temperature:
August 63.3 °F
July 62.1 °F
September 56.4 °F
The most cold months:
January 19.0 °F
February 22.4 °F
December 25.6 °F
The most rainy months:
August 6 days
July 5 days
June 4 days
The most windy months:
March 8 mph
December 7 mph
May 7 mph
more details
Finland Resorts:
NAME
F°
Espoo +68
Helsinki +64
Imatra +56
Juvaskyla +66
Kemi +46
Koli National Park +58
Kotka +58
Lahti +66
Oulu +58
Pori +66
Porvoo +58
Saariselka +46
Turku +68
Vaasa +58
Vantaa +68
all resorts
24 Hours Weather Forecast
Seinajoki
Local time: 12:07
30 may, saturday
1500 74°F
SW
4 mph
1800 74°F
SW
4 mph
2100 64°F
S
6 mph
31 may, sunday
0000 52°F
SW
4 mph
0300 52°F
NW
4 mph
0600 52°F
NW
4 mph
0900 62°F
NW
4 mph
1200 70°F
NW
3 mph