Measurements:
°C
°F
CURRENT WEATHER
16:51
Helsinki
74°F
E 13 mph
Feels like: 74°F
Precip: 3%
World Resorts Finland Helsinki Weather

7 Day Weather Forecast

06.21
sun
DAY
70°F
NE 11 mph
precip
8%
NIGHT
60°F
SE 9 mph
precip
6%
06.22
mon
DAY
68°F
SE 6 mph
precip
1%
NIGHT
54°F
SE 9 mph
precip
12%
06.23
tue
DAY
66°F
E 10 mph
precip
2%
NIGHT
58°F
SE 6 mph
precip
10%
06.24
wed
DAY
54°F
NW 11 mph
precip
30%
NIGHT
56°F
E 4 mph
precip
29%
06.25
thu
DAY
66°F
E 11 mph
precip
12%
NIGHT
56°F
SE 12 mph
precip
6%
06.26
fri
DAY
66°F
SE 9 mph
precip
3%
NIGHT
58°F
SE 12 mph
precip
4%
06.27
sat
DAY
68°F
E 6 mph
precip
5%
NIGHT
58°F
E 8 mph
precip
11%

Helsinki Sea Water Temperature in June, °F

Select Year: 2026 2025 2024

The average sea surface temperature in June 2026 for Helsinki was 12.3°F. The maximum and minimum values were 9.3°F and 14.4°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
more details