Measurements:
°C
°F
Tallinn
52°F
N 12 mph
Feels like: 48°F
Precip: 27%
World Resorts Estonia Tallinn Weather

Tallinn Sea Water Temperature

Current Sea Water Temperature:
+60.2°F
Maximum Sea Water Temperature in September: 68.2°F
Minimum Sea Water Temperature in September: 51.4°F
Average water temperature in September: 61.0°F

Sea Water Temperature for the Last 10 Days:

September 28 60.2°F September 23 61.2°F
September 27 60.0°F September 22 61.2°F
September 26 60.0°F September 21 61.6°F
September 25 60.4°F September 20 61.0°F
September 24 60.2°F September 19 61.2°F

When is the Warmest Sea for Tallinn?

According to our data for the last three years for Tallinn 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: 2026 2025 2024

The average sea surface temperature in August 2026 for Tallinn was 65.7°F. The maximum and minimum values were 64.0°F and 67.4°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Tallinn was 64.3°F. The maximum and minimum values were 60.8°F and 66.6°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Tallinn was 62.3°F. The maximum and minimum values were 60.0°F and 64.4°F respectively.

Best Time to Visit Tallinn
The most sunny months:
June 14 days
May 14 days
July 14 days
The most warm months:
July 70.0 °F
August 69.2 °F
June 64.0 °F
Warmest sea temperature:
August 66.7 °F
July 64.3 °F
September 61.0 °F
The most cold months:
January 26.9 °F
February 27.2 °F
December 32.4 °F
The most rainy months:
October 4 days
September 4 days
July 4 days
The most windy months:
December 14 mph
November 12 mph
January 12 mph

Tallinn on the Weather Map

Estonia Resorts:
NAME
F°
Jõhvi +48
Kohtla-Järve +52
Kunda +48
Kuressaare +58
Narva +46
Otepaa +46
Parnu +50
Saaremaa +58
Sillamäe +48
Tallinn +52
Tartu +46
Toila +48
Valga +46
Varska +46
Võru +46
24 Hours Weather Forecast
Tallinn
Local time: 03:26
29 sep, tuesday
0600 54°F
N
14 mph
0900 54°F
N
14 mph
1200 56°F
N
13 mph
1500 58°F
NE
14 mph
1800 58°F
NE
11 mph
2100 56°F
NE
7 mph
30 sep, wednesday
0000 56°F
NE
4 mph
0300 56°F
N
4 mph