Tallinn Climate by Month
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.
Average day and night temperature
Visitors to Tallinn can expect significant temperature changes throughout the year. Average daytime temperatures range from a comfortable 23°C in July, the warmest time of the year, to a very cold -0°C during cooler months like February. At night, temperatures typically average around -7°C during these months.
The mean minimum and maximum temperatures throughout the year
Precipitation and rainy days
Generally, Tallinn experiences moderate precipitation patterns, averaging 724 mm yearly. While rainfall varies throughout the year, each season offers its own charm. August brings wetter days averaging 85 mm of precipitation, spread over 15 rainy days. In contrast, March experiences a drier climate, with about 39 mm of snow/rainfall spread across 15 snowy/rainy days.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
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.Monthly hours of sunshine
Daily hours of sunshine
Average humidity
The relative humidity is high throughout the year in Tallinn.
Relative humidity over the year
Average wind speed
The mean wind speed over the year in Tallinn ranges from 4°C in July to 6°C in January.
The mean monthly wind speed over the year (meters per second)
The best time of year to visit Tallinn in Estonia
During the months of July and August you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
The coldest season / winter is in the following months: January, February and December.
July has an average maximum temperature of 23°C and is the warmest month of the year.
The coldest month is February with an average maximum temperature of -0°C.
August tops the wettest month list with 85 mm of rainfall.
March is the driest month with 39 mm of precipitation.
July is the sunniest month with an average of 313 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
