Tallinn, Estonia - Detailed climate information and monthly weather forecast

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Frequently asked questions
Average temperature
Average humidity
Average rainfall
Average rainfall days
Average snowfall days
Average sea temperature
Average daylight
Average sunshine
Average UV index

A beautiful summer view of an ancient town in Tallinn, Estonia with a distant view of the sea

How much does it rain in Tallinn?

In Tallinn, during the entire year, the rain falls for 120 days and collects up to 617mm (24.3") of precipitation.

When does it snow in Tallinn?

January through May, October through December are months with snowfall.

How many days does it snow in Tallinn?

In Tallinn, during the entire year, snow falls for 55.1 days.

What is the snowiest month in Tallinn?

January is the month with the most snowfall days. Snow falls for 14 days.

What is the coldest month in Tallinn?

With an average high-temperature of -1.6°C (29.1°F) and an average low-temperature of -7°C (19.4°F), February is the coldest month in Tallinn, Estonia.

What are the months with the coldest sea water in Tallinn?

Months with the coldest seawater in Tallinn, Estonia, are February and March, with an average sea temperature of 0.2°C (32.4°F). For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.

What is the driest month in Tallinn?

The month with the least rainfall in Tallinn, Estonia, is April when the rain falls for 8 days and typically collects 30mm (1.2") of precipitation.

What is the warmest month in Tallinn?

July is the warmest month, with an average high-temperature of 21.8°C (71.2°F) and an average low-temperature of 12.7°C (54.9°F).

What is the rainiest month in Tallinn?

July is the month with the most rainfall in Tallinn, Estonia. Rain falls for 13 days and accumulates 74mm (2.9") of precipitation.

What is the month with the warmest sea water in Tallinn?

Month with the warmest seawater is August, with an average sea temperature of 19.1°C (66.4°F). Swimming in 19.1°C (66.4°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

Today

Tomorrow

Long-term

Climate J F M A M J J A S O N D Year

Average high temperature in January:
-1.2°C
Average high temperature in February:
-1.6°C
Average high temperature in March:
2.3°C
Average high temperature in April:
9.2°C
Average high temperature in May:
15.2°C
Average high temperature in June:
18.8°C

Average high temperature in July:
21.8°C
Average high temperature in August:
20.4°C
Average high temperature in September:
15.2°C
Average high temperature in October:
9.4°C
Average high temperature in November:
3.4°C
Average high temperature in December:
0.3°C

The warmest month (with the highest average high temperature) is July (21.8°C).
The month with the lowest average high temperature is February (-1.6°C).

Average low temperature in January:
-5.8°C
Average low temperature in February:
-7°C
Average low temperature in March:
-4.2°C
Average low temperature in April:
0.6°C
Average low temperature in May:
5.2°C
Average low temperature in June:
9.6°C

Average low temperature in July:
12.7°C
Average low temperature in August:
12°C
Average low temperature in September:
7.8°C
Average low temperature in October:
3.8°C
Average low temperature in November:
-0.8°C
Average low temperature in December:
-4.2°C

The month with the highest average low temperature is July (12.7°C).
The coldest month (with the lowest average low temperature) is February (-7°C).

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Months with the highest relative humidity are January, November and December (88%).
The month with the lowest relative humidity is May (69%).

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The wettest month (with the highest rainfall) is July (74mm).
The driest month (with the lowest rainfall) is April (30mm).

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Average rainfall days - Tallinn, Estonia

Average rainfall days in January:
4 days
Average rainfall days in February:
3 days
Average rainfall days in March:
5 days
Average rainfall days in April:
8 days
Average rainfall days in May:
11 days
Average rainfall days in June:
13 days

Average rainfall days in July:
13 days
Average rainfall days in August:
15 days
Average rainfall days in September:
16 days
Average rainfall days in October:
16 days
Average rainfall days in November:
11 days
Average rainfall days in December:
5 days

Months with the highest number of rainy days are September and October (16 days).
The month with the lowest number of rainy days is February (3 days).

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Average snowfall days - Tallinn, Estonia

Average snowfall days in January:
14 days
Average snowfall days in February:
12 days
Average snowfall days in March:
9 days
Average snowfall days in April:
2 days
Average snowfall days in May:
0.1 days
Average snowfall days in June:
0 days

Average snowfall days in July:
0 days
Average snowfall days in August:
0 days
Average snowfall days in September:
0 days
Average snowfall days in October:
1 days
Average snowfall days in November:
6 days
Average snowfall days in December:
11 days

The month with the highest number of snowfall days is January (14 days).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

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Average sea temperature - Tallinn, Estonia

Average sea temperature in January:
0.9°C
Average sea temperature in February:
0.2°C
Average sea temperature in March:
0.2°C
Average sea temperature in April:
1.8°C
Average sea temperature in May:
7.2°C
Average sea temperature in June:
13.7°C

Average sea temperature in July:
18.9°C
Average sea temperature in August:
19.1°C
Average sea temperature in September:
15.8°C
Average sea temperature in October:
10.8°C
Average sea temperature in November:
6.9°C
Average sea temperature in December:
3.9°C

The best month for swimming (with the highest average sea temperature) is August (19.1°C).
Coldest months (with the lowest average sea temperature) are February and March (0.2°C).

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