Our verdict
The best time to visit Tallinn is May-June
In summer, the temperature in Tallinn can rise as high as 27℃ (80℉). The coldest it usually gets in winter-time in Tallinn is around -15℃ (5℉).
The longest days between sunrise and sunset in Tallinn are usually in July, so if you want to get the most out of your daytime activities, be sure to plan your visit around this time. The wet season in Tallinn usually falls during the months surrounding August each year. It’s not uncommon to get some decent rainfall or light showers during this time, but on some days the weather tends to be fine for a majority of the day, with only a few drops of rain falling from a passing shower.
Learn everything you need to know (and none of the stuff you don’t) about when to go to Tallinn below. Be sure to check out the handy tools we’ve included to help you search for flights and transport, accommodation, and everything else you need to plan and book your trip.
Quick links: Fast facts / Seasons / Average temperatures / Monthly climate / FAQs / Map
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Tallinn seasons
Before you continue, it’s important to know when the seasons are in Tallinn as they might be different to yours depending on where in the world you’re travelling from. Tallinn is in the Northern Hemisphere, so the seasons fall during these months:
| Season | Months |
|---|---|
| Summer | June to August |
| Autumn/fall | September to November |
| Winter | December to February |
| Spring | March to May |
Average temperatures in Tallinn
If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Tallinn for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.
Tallinn climate by month
If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Tallinn for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.
Jump to:
Tallinn in January
- Average temperature: -3℃ (26℉)
- Average high temperature: -2℃ (29℉)
- Average low temperature: -5℃ (22℉)
- Average humidity: 90%
- Average sunny days: 7 days
- Average rainfall: 44mm (2") over 9 days
- Average snow days: 20 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Tallinn in January, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Tallinn in February
- Average temperature: -3℃ (26℉)
- Average high temperature: -2℃ (29℉)
- Average low temperature: -5℃ (23℉)
- Average humidity: 91%
- Average sunny days: 6 days
- Average rainfall: 43mm (2") over 7 days
- Average snow days: 19 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Tallinn in February, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Tallinn in March
- Average temperature: -1℃ (31℉)
- Average high temperature: 1℃ (35℉)
- Average low temperature: -3℃ (27℉)
- Average humidity: 87%
- Average sunny days: 8 days
- Average rainfall: 35mm (1") over 12 days
- Average snow days: 17 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Tallinn in March, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Tallinn in April
- Average temperature: 5℃ (40℉)
- Average high temperature: 8℃ (45℉)
- Average low temperature: 2℃ (35℉)
- Average humidity: 78%
- Average sunny days: 11 days
- Average rainfall: 30mm (1") over 13 days
- Average snow days: 6 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Tallinn in April, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Tallinn in May
- Average temperature: 11℃ (51℉)
- Average high temperature: 14℃ (57℉)
- Average low temperature: 7℃ (44℉)
- Average humidity: 72%
- Average sunny days: 14 days
- Average rainfall: 38mm (1") over 15 days
- Average snow days: 1 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Tallinn in May, make sure you pack a warm jacket or coat.
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Tallinn in June
- Average temperature: 14℃ (58℉)
- Average high temperature: 18℃ (64℉)
- Average low temperature: 10℃ (51℉)
- Average humidity: 73%
- Average sunny days: 10 days
- Average rainfall: 46mm (2") over 17 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Tallinn in June, make sure you pack a warm jacket or coat.
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Tallinn in July
- Average temperature: 18℃ (65℉)
- Average high temperature: 21℃ (70℉)
- Average low temperature: 14℃ (58℉)
- Average humidity: 74%
- Average sunny days: 8 days
- Average rainfall: 56mm (2") over 19 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Tallinn in July, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.
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Tallinn in August
- Average temperature: 17℃ (63℉)
- Average high temperature: 20℃ (69℉)
- Average low temperature: 14℃ (57℉)
- Average humidity: 75%
- Average sunny days: 9 days
- Average rainfall: 61mm (2") over 20 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Tallinn in August, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.
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Tallinn in September
- Average temperature: 13℃ (56℉)
- Average high temperature: 16℃ (60℉)
- Average low temperature: 11℃ (51℉)
- Average humidity: 80%
- Average sunny days: 8 days
- Average rainfall: 51mm (2") over 19 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Tallinn in September, make sure you pack a warm jacket or coat.
Tallinn in October
- Average temperature: 7℃ (44℉)
- Average high temperature: 9℃ (48℉)
- Average low temperature: 5℃ (41℉)
- Average humidity: 83%
- Average sunny days: 9 days
- Average rainfall: 60mm (2") over 17 days
- Average snow days: 3 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Tallinn in October, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Tallinn in November
- Average temperature: 3℃ (38℉)
- Average high temperature: 5℃ (40℉)
- Average low temperature: 2℃ (36℉)
- Average humidity: 87%
- Average sunny days: 6 days
- Average rainfall: 40mm (2") over 15 days
- Average snow days: 7 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Tallinn in November, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Tallinn in December
- Average temperature: -0℃ (31℉)
- Average high temperature: 1℃ (34℉)
- Average low temperature: -2℃ (28℉)
- Average humidity: 89%
- Average sunny days: 4 days
- Average rainfall: 50mm (2") over 14 days
- Average snow days: 18 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Tallinn in December, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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