Measurements:
°C
°F
Imatra
50°F
S 11 mph
Feels like: 46°F
Precip: 0%
World Resorts Finland Imatra Weather

Imatra Sea Water Temperature

Current Sea Water Temperature:
+50.6°F
Maximum Sea Water Temperature in May: 64.2°F
Minimum Sea Water Temperature in May: 31.8°F
Average water temperature in May: 42.5°F

Sea Water Temperature for the Last 10 Days:

May 30 50.6°F May 25 54.6°F
May 29 49.4°F May 24 52.6°F
May 28 50.2°F May 23 48.8°F
May 27 51.0°F May 22 48.8°F
May 26 51.8°F May 21 49.2°F

When is the Warmest Sea for Imatra?

According to our data for the last three years for Imatra the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Imatra was 69.1°F. The maximum and minimum values were 62.0°F and 75.8°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Imatra was 68.4°F. The maximum and minimum values were 61.0°F and 76.8°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Imatra was 60.4°F. The maximum and minimum values were 55.4°F and 63.8°F respectively.

Best Time to Visit Imatra
The most sunny months:
July 13 days
June 11 days
May 11 days
The most warm months:
July 74.7 °F
August 71.2 °F
June 69.4 °F
Warmest sea temperature:
August 67.2 °F
July 66.1 °F
September 59.6 °F
The most cold months:
January 18.9 °F
February 21.4 °F
December 25.5 °F
The most rainy months:
July 5 days
August 5 days
May 4 days
The most windy months:
December 7 mph
March 7 mph
November 7 mph

Imatra on the Weather Map

Finland Resorts:
NAME
Espoo +60
Helsinki +56
Imatra +50
Juvaskyla +58
Kemi +44
Koli National Park +50
Kotka +52
Lahti +58
Oulu +54
Pori +60
Porvoo +58
Saariselka +52
Turku +60
Vaasa +54
Vantaa +60
24 Hours Weather Forecast
Imatra
Local time: 10:31
30 may, saturday
1200 56°F
S
12 mph
1500 54°F
SW
9 mph
1800 52°F
SW
7 mph
2100 52°F
SW
6 mph
31 may, sunday
0000 48°F
W
6 mph
0300 46°F
W
5 mph
0600 46°F
W
5 mph
0900 52°F
W
4 mph