Measurements:
°C
°F
CURRENT WEATHER
14:23
Helsinki
72°F
NE 9 mph
Feels like: 72°F
Precip: 5%
World Resorts Finland Helsinki Weather

7 Day Weather Forecast

07.30
thu
DAY
70°F
NE 9 mph
precip
6%
NIGHT
64°F
N 7 mph
precip
14%
07.31
fri
DAY
76°F
N 12 mph
precip
6%
NIGHT
62°F
NE 7 mph
precip
14%
08.01
sat
DAY
70°F
NE 9 mph
precip
3%
NIGHT
56°F
E 9 mph
precip
11%
08.02
sun
DAY
68°F
NE 17 mph
precip
3%
NIGHT
60°F
NE 14 mph
precip
20%
08.03
mon
DAY
68°F
NE 17 mph
precip
4%
NIGHT
58°F
E 9 mph
precip
15%
08.04
tue
DAY
68°F
NE 12 mph
precip
4%
NIGHT
58°F
E 6 mph
precip
8%
08.05
wed
DAY
66°F
S 10 mph
precip
4%
NIGHT
58°F
SE 11 mph
precip
6%

Helsinki Sea Water Temperature in July, °F

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Helsinki was 16.9°F. The maximum and minimum values were 14.7°F and 19.4°F respectively.

Helsinki on the Weather Map

Best Time to Visit Helsinki
The most sunny months:
July 15 days
June 14 days
May 14 days
The most warm months:
July 70.5 °F
August 69.0 °F
June 64.7 °F
Warmest sea temperature:
August 64.6 °F
July 63.3 °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