Tallinn weather in September (Harjumaa, Estonia)

Planning a trip to Tallinn in September? Wondering if it's the right time to visit? Browse this page for a comprehensive overview of the weather conditions for that month.

In September, the weather in Tallinn typically experiences moderate temperatures and moderate rainfall. Anticipate daytime temperatures around 62°F (show in °C), while night temperatures can drop to 49°F.

Tallinn in September usually receives moderate rainfall, averaging around 2.7 inches (show in mm) for the month. Rain is expected on roughly 17 days.

The area experiences a moderate amount of sunshine, with approximately 163 hours of sunlight expected. This makes it neither too gloomy nor overly bright.

In case you lean more towards enjoying temperate temperatures and rain-free days July and August typically offer the most favorable weather. In contrast, January, February, March, April, October, November and December tend to have less favorable conditions.

For an in-depth look at the yearly weather and climate conditions, visit our specialized Tallinn climate page with graphs.


Tallinn, monthly averages in September

Show in Celsius
Min Temperature 48.9°F  
Max Temperature 62.1°F  
Chance of Rain 57%  
Precipitation 2.7 inches  
Rainy days 17 days  
Humidity 82%  
Windspeed 11 mph  
Sunshine 163 hours  
Percentage Sunshine  

Where to go in Estonia in September

Find out more about the weather in Estonia in September and which places have the best weather conditions in this month.

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inches a month).

So, what should you wear in Tallinn in September?

​ For visitors traveling to Tallinn, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes. ​ ​

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in September.

Outdoor sports

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Tallinn.

Our site offers climate and forecast data for every country in the world. Are you going to Estonia? On this website you can find historical weather averages for many cities in Estonia. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.