Climate in Tallinn — Annual Weather Overview
Tallinn has a continental climate — hot summers, cold winters and moderate rainfall. The hottest month is June (average high 21.6°C) and the coolest is December (-0.8°C). The seasons are strongly defined — a 22.4°C swing between June highs and December lows. Annual rainfall totals around 785mm. August is the wettest month at 99.4mm, while April averages just 39.5mm. Average daily sunshine is 7.7 hours.
**Spring (March, April, May):** average highs 8.6°C, 142mm rain. **Summer (June, July, August):** average highs 21.4°C, 244mm rain. **Autumn (September, October, November):** average highs 10.2°C, 210mm rain. **Winter (December, January, February):** average highs 0.2°C, 189mm rain.
Tallinn — Monthly Temperatures
Tallinn — Monthly Rainfall
✅ Best months to visit
January to November
ℹ️ No months to avoid
Weather in Tallinn stays reasonable all year.
Tallinn weather by month
| Month | High | Low | Rain | Sun/day | Rainy days | Rating |
|---|---|---|---|---|---|---|
| January | 0.9°C | -2.9°C | 70.3mm | 1.4h | 16 | 8/10 |
| February | 0.4°C | -3.8°C | 60.3mm | 3.2h | 12 | 8/10 |
| March | 3.8°C | -2.6°C | 39.8mm | 7.0h | 10 | 8/10 |
| April | 8.1°C | 0.6°C | 39.5mm | 10.9h | 8 | 10/10 |
| May | 13.8°C | 5.2°C | 63.2mm | 12.6h | 10 | 10/10 |
| June | 21.6°C | 12.1°C | 48.0mm | 15.2h | 8 | 10/10 |
| July | 21.6°C | 14.0°C | 96.4mm | 14.1h | 16 | 10/10 |
| August | 21.1°C | 13.9°C | 99.4mm | 10.9h | 13 | 10/10 |
| September | 15.7°C | 9.5°C | 53.9mm | 8.5h | 11 | 10/10 |
| October | 10.4°C | 5.9°C | 77.5mm | 5.2h | 14 | 10/10 |
| November | 4.6°C | 1.0°C | 78.3mm | 2.3h | 16 | 8/10 |
| December | -0.8°C | -4.8°C | 58.4mm | 0.9h | 15 | 6/10 |
For the full verdict on when to go, see the best time to visit Tallinn. Seasonal breakdowns: spring, summer, autumn and winter.
Sorted on weather — now sort the packing
Our sister site has a ready-made checklist for this exact trip.
Tallinn packing list →More about Estonia — currency, language and key facts at 247CountryInfo →
Frequently Asked Questions
What type of climate does Tallinn have?
Tallinn has a continental climate — hot summers, cold winters and moderate rainfall. Average highs range from -0.8°C in December to 21.6°C in June.
What is the hottest month in Tallinn?
June is the hottest month in Tallinn, with average highs of 21.6°C and lows of 12.1°C.
What is the coldest month in Tallinn?
December is the coolest month, with average highs of -0.8°C and lows of -4.8°C.
What is the wettest month in Tallinn?
August is the wettest month, averaging 99.4mm of rainfall over around 13 rainy days.
How much rain does Tallinn get per year?
Tallinn receives around 785mm of rain per year. The driest month is April (39.5mm).
When is the best time to visit Tallinn?
The best time to visit Tallinn is January to November. See the full month-by-month guide →
Compare Hertz, Avis, Budget, Sixt and 800+ rental companies — book now, pay at pickup.
Compare car hire prices → Affiliate link — we earn a commission at no extra cost to youAs an Amazon Associate we earn from qualifying purchases. Links below are affiliate links.
For the packing side of things, our sister site has a ready-made checklist: Tallinn packing list at 247PackingList. For currency, language and country facts see the Estonia guide at 247CountryInfo.
Trip essentials for Tallinn
Universal travel adapter
Worldwide plug coverage with USB-C — one adapter for every leg of the trip.
Check Price →Check clothing sizes in Estonia at 247Sizing before you shop for the trip.
More Tallinn travel essentials
Book UK airport parking
Flying out to Tallinn from the UK? Compare Gatwick, Luton, Birmingham, Glasgow and Newcastle.
Compare Airport Parking →Travel first aid kit
Compact, TSA-friendly — covers the basics wherever you travel.
Check Price →Last updated:
Climate data sourced from Open-Meteo (open source, open data licence). Monthly averages calculated from 2020–2023 historical data. Weather can be unpredictable — always check a live forecast before travelling.