Measurements:
°C
°F
Helsinki
48°F
S 4 mph
Feels like: 46°F
Precip: 0%
World Resorts Finland Helsinki Weather

14 Day Weather Forecast

04.21
tue
DAY
52°F
SE 6 mph
precip
0%
NIGHT
44°F
SE 5 mph
precip
0%
04.22
wed
DAY
48°F
SE 12 mph
precip
0%
NIGHT
42°F
S 18 mph
precip
0%
04.23
thu
DAY
38°F
S 15 mph
precip
0%
NIGHT
38°F
S 9 mph
precip
0%
04.24
fri
DAY
44°F
S 4 mph
precip
0%
NIGHT
38°F
E 7 mph
precip
0%
04.25
sat
DAY
46°F
NE 9 mph
precip
0%
NIGHT
38°F
SE 4 mph
precip
0%
04.26
sun
DAY
36°F
S 15 mph
precip
0%
NIGHT
38°F
S 17 mph
precip
0%
04.27
mon
DAY
44°F
SW 18 mph
precip
0%
NIGHT
36°F
SW 16 mph
precip
0%
04.28
tue
DAY
42°F
SW 16 mph
precip
0%
NIGHT
38°F
S 9 mph
precip
0%
04.29
wed
DAY
42°F
SW 14 mph
precip
0%
NIGHT
36°F
S 7 mph
precip
0%
04.30
thu
DAY
42°F
W 7 mph
precip
0%
NIGHT
36°F
SE 6 mph
precip
0%
05.01
fri
DAY
44°F
W 7 mph
precip
0%
NIGHT
38°F
SE 7 mph
precip
0%
05.02
sat
DAY
44°F
W 5 mph
precip
0%
NIGHT
38°F
E 6 mph
precip
0%
05.03
sun
DAY
46°F
W 9 mph
precip
0%
NIGHT
40°F
SW 6 mph
precip
0%
05.04
mon
DAY
48°F
W 8 mph
precip
0%
NIGHT
44°F
W 6 mph
precip
0%

Helsinki Sea Water Temperature in April, °F

Select Year: 2026 2025 2024

The average sea surface temperature in April 2026 for Helsinki was 34.8°F. The maximum and minimum values were 30.2°F and 41.2°F respectively.

Helsinki on the Weather Map

Best Time to Visit Helsinki
The most sunny months:
June 15 days
July 15 days
May 14 days
The most warm months:
July 70.8 °F
August 69.0 °F
June 64.8 °F
Warmest sea temperature:
August 64.6 °F
July 63.2 °F
September 59.8 °F
The most cold months:
January 25.5 °F
February 26.1 °F
December 31.9 °F
The most rainy months:
August 5 days
July 4 days
October 4 days
The most windy months:
December 12 mph
November 12 mph
January 11 mph
Finland Resorts:
NAME
Espoo +48
Helsinki +48
Imatra +46
Juvaskyla +48
Kemi +36
Koli National Park +44
Lahti +46
Oulu +32
Pori +40
Porvoo +46
Saariselka +36
Seinajoki +48
Turku +48
Vaasa +42
Vantaa +48
24 Hours Weather Forecast
Helsinki
Local time: 19:45
21 apr, tuesday
2100 48°F
S
4 mph
22 apr, wednesday
0000 44°F
SE
5 mph
0300 42°F
SE
7 mph
0600 40°F
SE
9 mph
0900 46°F
E
12 mph
1200 48°F
SE
12 mph
1500 52°F
SE
13 mph
1800 52°F
SE
13 mph