Tallinn Weather & Climate: Best Time to Visit
The moderate oceanic climate of Tallinn is influenced by the presence of the Gulf of Finland. It has a long winter period in which it can sometimes gets very cold. The summers are pretty mild without getting hot. Tropical conditions are rare in Tallinn. The months of May, June and July are very sunny. The month of July is extremely sunny with a monthly average of more than 300 hours of sunshine.
Monthly Temperature in Tallinn
Visitors to Tallinn can expect significant temperature changes throughout the year. Average maximum daytime temperatures range from a comfortable 23°C (73°F) in July, the warmest time of the year, to a very cold 0°C (32°F) during cooler months like February.
At night, you can expect temperatures ranging from 14°C (57°F) in July to around -7°C (19°F) during February.Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Tallinn
Generally, Tallinn experiences moderate precipitation patterns, averaging 724 mm (29 in) yearly. While rainfall varies throughout the year, each season offers its own charm. August brings wetter days averaging 85 mm (3.3 in) of precipitation, spread over 15 rainy days.
In contrast, the driest month March experiences a drier climate, with about 39 mm (1.5 in) of snow/rainfall spread across 15 snowy/rainy days. For more details, please visit our Tallinn Precipitation page.The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Tallinn
Seasonal changes in sunshine hours are quite dramatic in Tallinn. While July receives considerable daily sunshine with up to 10.4 hours, December marks the darkest time of the year, where sunshine is scarce with only 0.7 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Tallinn by Month
The city experiences its highest humidity in January, reaching 89%. In May, the humidity drops to its lowest level at 69%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Tallinn
The mean wind speed over the year ranges from 4 m/s (8 knots) in July and August to 6 m/s (12 knots) in January, November and December. What does this mean?
The mean monthly wind speed over the year (meters per second)
Tallinn 3-Day Forecast
Check the conditions for any month of the year.
Best Time to Visit Tallinn
During June, July and August, Tallinn experiences its most favorable weather, with temperatures between 19°C (66°F) and 23°C (73°F). These mild conditions make it an excellent time for a visit.The weather does bring rainfall during this period, between 76 mm (3 in) and 85 mm (3.3 in). Looking for inspiration on where to travel this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
