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Tallinn in December: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Tallinn in December will be like? Take a look at our weather guide for Tallinn, based on historical data.
Check flight prices to Tallinn on Avionero:
December

Weather in Tallinn in December 2024

OK Weather
Chill
☁️
Cloudy
🌊
Cold water
If you plan to visit Tallinn in December, the weather is typically alright, with an average high temperature of +32°F during the day and approximately 1 sunny days. Expect some snowy, though, as there are typically 13 snowy days in the month and around 30 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flights in one click on Avionero.
Good to know:
  • December is usually the wettest month of the year in Tallinn;

Average weather

☀️
+32°F
Avg. max. temperature
-9°F
Min.
+50°F
Max.
16 mm
Total precipitation
88%
Avg. humidity
3 m/s
Avg. wind
1 ☀️
Sunny Days
13 ⛅️
Cloudy
4 🌦
Rainy
Our opinion: Tallinn has OK weather in December.

Average temperature in Tallinn in December

Here are the expected maximum, average and minimum temperatures in Tallinn for December based on the historical data.
Last Year
Historical Data

Going from a maximum of +43°F during the day to a minimum of +7°F during the night, the temperature in December averages around +30°F.

The average maximum temperature goes down 10% by the end of the month, compared with the beginning of the month, from +28°F to +25°F.

Is Tallinn warm or cold in December?

Tallinn is typically chill in December.

Maximum temperatures go down compared to the previous month from +39°F to +32°F. The minimum temperature also goes down from +32°F to +25°F.

Pack a jumper and a jacket as there will be cooler temperatures.

December is one of the coolest months in Tallinn, here is the comparison with other months:

Water temperature in Tallinn in December

Water in Tallinn in December is Cold. It varies from +32°F to +47°F, with an average of +39°F. Note that the air temperature is lower than the water temperature, averaging around +32°F.

In December, water temperatures are average relative to the rest of the 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 December?

We would not recommend swimming in Tallinn in December, the water is very cold (+39°F on average). Consider swimming only if you are an experienced cold-water swimmer with proper gear.
🦭
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
You will need a full-body wetsuit, cap, gloves, a warm change of clothes, and a hot drink ready for after your swim.

Climate in Tallinn in December

Tallinn weather looks like this, on average, in December and the surrounding months.
NovemberDecemberJanuary
Avg. temperature
+39°F+32°F+28°F
Min. temperature
0°F-9°F-22°F
Max. temperature
+57°F+50°F+48°F
Rainfall
29 mm16 mm13 mm
Wind
3 m/s3 m/s3 m/s
Avg. water temperature
+45°F+39°F+34°F
Humidity
87%88%87%
Air pressure
1011 HPa1009 HPa1010 HPa
Sunny days
111
Cloudy days
121314
Rainy days
943
Snowy days
81314

December weather is still as ok as in November. It’s getting colder in December. From +39°F in the day, the average maximum temperature lowers to +32°F. As December arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 29 mm to 16 mm. Humidity rises from 87% to 88%. The average wind speed doesn’t change much during December, staying around 3 m/s. The amount of sunny days stay about the same, averaging 1 sunny days during the month.

January brings much the same weather, it remains ok.

Wind

Wind speed in Tallinn in December based on historical data.
Last Year
Historical Data

The average wind speed is 3 m/s getting up to 7 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 increasing during December, going from 2 m/s to 3 m/s over the course of the month.

Rain

Amount of rainfall in mm during December in Tallinn based on historical data.
Last Year
Historical Data
Typically, there is a 13% chance of rain on an average day in December, with total rainfall of approximately 12 mm. The maximum amount of rainfall per day is around 7 mm, which is considered light rain. Tallinn is amazing in December with as little as 4 rainy days on average, so plan adventures in the great outdoors.
Here’s how December is compared with other months in the amount of precipitation, 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.

Snow

Amount of snow in mm during December in Tallinn based on historical data.
Last Year
Historical Data
Typically, there is a 29% chance of snow on an average day in December, with a total monthly snowfall of approximately 26 mm.

December is one of the snowiest months in Tallinn.

Here’s how December is compared with other months in the amount of snow, total mm:

How was the weather last December in Tallinn?

This is the weather in Tallinn in December 2023:
1 December
🌨️
+29°F
2 December
☁️
+27°F
3 December
☁️
+24°F
4 December
🌨️
+23°F
5 December
☀️
+20°F
6 December
☀️
+18°F
7 December
☀️
+20°F
8 December
☁️
+17°F
9 December
☁️
+18°F
10 December
🌨️
+20°F
11 December
🌨️
+24°F
12 December
🌨️
+27°F
13 December
🌨️
+29°F
14 December
🌨️
+27°F
15 December
🌨️
+30°F
16 December
🌫️
+40°F
17 December
☀️
+41°F
18 December
🌫️
+39°F
19 December
☀️
+42°F
20 December
☁️
+36°F
21 December
☁️
+34°F
22 December
☁️
+35°F
23 December
🌨️
+34°F
24 December
☁️
+31°F
25 December
☁️
+30°F
26 December
☁️
+32°F
27 December
☁️
+32°F
28 December
☁️
+32°F
29 December
🌫️
+38°F
30 December
🌫️
+38°F
31 December
☁️
+25°F
In December 2023 Tallinn had 5 sunny days, 13 cloudy days, and 0 rainy days. The average maximum temperature was +30°F, with an absolute maximum of +43°F and a minimum of +18°F. The average humidity was 90%, with a maximum of 100% and a minimum of 74%. The average wind speed was 3 m/s, with a maximum of 13 m/s and a minimum of 0 m/s.
Are you planning a trip in December?

Climate Change Over the Years

This is how Tallinn climate has changed over the last 43 years.

The climate in Tallinn in December 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 December:

Is December a good time to visit Tallinn?

It’s always a good time to visit Tallinn, but the weather is changeable in December, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Tallinn in December?

Not really, December is not the best time to sunbathe, unless you visit a local solarium.

Can you swim in Tallinn in December?

Swimming in Tallinn in December is challenging and not recommended for inexperienced swimmers or without proper equipment and preparation.

Is Tallinn rainy in December?

Tallinn is usually dry in December. Plan your packing around outdoor activities and exploring.

Is it sunny in Tallinn in December?

Usually, it’s not very sunny in Tallinn in December, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Monthly weather in Tallinn

Source of the data

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.