If you plan to visit Tallinn in August, the weather is typically alright, with an average high temperature of +68°F during the day and approximately 5 sunny days. Expect some rainy, though, as there are typically 18 rainy days in the month and around 86 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flightsin one click on Avionero.
Average weather
☀️
+68°F
Avg. max. temperature
+39°F
Min.
+90°F
Max.
86 mm
Total precipitation
79%
Avg. humidity
2 m/s
Avg. wind
5 ☀️
Sunny Days
6 ⛅️
Cloudy
18 🌦
Rainy
Our opinion: Tallinn has OK weather in August.
Average temperature in Tallinn in August
Here are the expected maximum, average and minimum temperatures in Tallinn for August based on the historical data.
Last Year
Historical Data
Going from a maximum of +88°F during the day to a minimum of +50°F during the night, the temperature in August averages around +70°F.
The average maximum temperature goes down 5% by the end of the month, compared with the beginning of the month, from +70°F to +68°F.
Is Tallinn warm or cold in August?
Tallinn is typically mild in August.
Maximum temperatures go down compared to the previous month from +70°F to +68°F. The minimum temperature also goes down from +55°F to +54°F.
Pack a light jacket as it will be warm in the day and cool in the evenings.
August is one of the warmest months in Tallinn, here is the comparison with other months:
Water temperature in Tallinn in August
Water in Tallinn in August is Fresh. It varies from +62°F to +71°F, with an average of +66°F.This is almost similar to the air temperature, which averages +68°F.
The water temperature in August is one of the warmest of the entire year:
The warmest water temperatures in Tallinn are reached in August, when the average sea temperature rises to +66°F. The coldest water temperatures are in February, with an average of +32°F.
Can you swim in Tallinn in August?
Water temperature (+66°F) in Tallinn in August might be suited for short swims and acclimatized swimmers might find it refreshing.
🦭
Cold
Below +61°F
🏄♂️
Fresh
61°F - 70°F
🏊
Comfortable
70°F - 77°F
👙
Warm
77°F - 82°F
🔥
Very warm
+82°C and up
Think of bringing a full-body or shorty wetsuit (3mm-5mm thickness) to provide insulation and maintain body heat.
Climate in Tallinn in August
Tallinn weather looks like this, on average, in August and the surrounding months.
July
August
September
Avg. temperature
+70°F
+68°F
+59°F
Min. temperature
+43°F
+39°F
+28°F
Max. temperature
+91°F
+90°F
+81°F
Rainfall
78 mm
86 mm
59 mm
Wind
2 m/s
2 m/s
3 m/s
Avg. water temperature
+66°F
+66°F
+60°F
Humidity
75%
79%
82%
Air pressure
1011 HPa
1011 HPa
1012 HPa
Sunny days
6
5
4
Cloudy days
5
6
8
Rainy days
17
18
17
Snowy days
0
0
0
August weather is still as ok as in July.It’s getting colder in August. From +70°F in the day, the average maximum temperature lowers to +68°F.Prepare for more rain. Average rainfall goes from 78 mm to 86 mm.Humidity rises from 75% to 79%.The average wind speed doesn’t change much during August, staying around 2 m/s.The days becoming less sunny, going from 6 sunny days in July to 5 in August.
September brings much the same weather, it remains ok.
Wind speed in Tallinn in August based on historical data.
Last Year
Historical Data
The average wind speed is 3 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Tallinn is gradually decreasing during August, going from 4 m/s to 3 m/s over the course of the month.
Rain
Amount of rainfall in mm during August in Tallinn based on historical data.
Last Year
Historical Data
Typically, there is a 65% chance of rain on an average day in August, with total rainfall of approximately 128 mm. The maximum amount of rainfall per day is around 23 mm, which is considered light rain.August is a pretty wet month with over 20 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
August is one of the rainiest months in Tallinn, here is a comparison with other months, total mm:
Tallinn wettest month is August, where a typical day has a 58% chance of precipitation and 86 mm of rainfall per day. February, on the other hand, is the driest month with a mere 7% chance of precipitation and 11 mm of rainfall per day.
How was the weather last August in Tallinn?
This is the weather in Tallinn in August 2023:
1 August
🌧️
+69°F
2 August
🌧️
+67°F
3 August
☀️
+70°F
4 August
🌧️
+69°F
5 August
☁️
+71°F
6 August
☀️
+76°F
7 August
☀️
+87°F
8 August
🌧️
+73°F
9 August
☀️
+68°F
10 August
☀️
+66°F
11 August
☀️
+69°F
12 August
☀️
+68°F
13 August
☀️
+72°F
14 August
☀️
+72°F
15 August
☀️
+77°F
16 August
☀️
+77°F
17 August
☀️
+71°F
18 August
☀️
+70°F
19 August
☁️
+65°F
20 August
☁️
+69°F
21 August
🌧️
+69°F
22 August
☁️
+69°F
23 August
☁️
+67°F
24 August
☁️
+68°F
25 August
☀️
+68°F
26 August
☀️
+70°F
27 August
🌧️
+69°F
28 August
🌫️
+65°F
29 August
☁️
+68°F
30 August
☀️
+67°F
31 August
🌧️
+67°F
In August 2023 Tallinn had 16 sunny days, 7 cloudy days, and 7 rainy days. The average maximum temperature was +70°F, with an absolute maximum of +88°F and a minimum of +64°F. The average humidity was 84%, with a maximum of 99% and a minimum of 51%. The average wind speed was 3 m/s, with a maximum of 11 m/s and a minimum of 0 m/s.
Are you planning a trip in August?
Climate Change Over the Years
This is how Tallinn climate has changed over the last 43 years.
The climate in Tallinn in August has not changed that much over the last 43 years.
The average temperature was the lowest in 1987 (+44°F) and the highest in 2020 (+52°F). The driest year was 2018 with only 182 mm of rainfall, and the wettest year was 2016 with 848 mm.
FAQ
Frequently asked questions about the weather in Tallinn in August:
Is August a good time to visit Tallinn?
It’s always a good time to visit Tallinn, but the weather is changeable in August, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.
Can you sunbathe in Tallinn in August?
August has mild temperatures in Tallinn. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!
Can you swim in Tallinn in August?
In general, you can swim in Tallinn in August, if you want to, at an average water temperature of +66°F. But it will feel quite cool, and some precautions are necessary to ensure your comfort and safety.
Is Tallinn rainy in August?
Tallinn is often rainy in August. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.
Is it sunny in Tallinn in August?
Usually, it’s not very sunny in Tallinn in August, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.
For this page, we’ve looked at the typical weather in Tallinn, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.