Estonia
Best time to visit Tallinn
Based on 0 years of real historical weather data (2015–2026). Sunshine hours, rainfall, and temperature — week by week.
Planning a trip, an event, or a party in Tallinn? Here's what to expect. Summers here run warm, and winters are cooler. For the best odds of good weather, aim for July, June and August. Days run warm, with up to 13.4h of sunshine and some rain. If you can be flexible, steer clear of October and February — that's when conditions are least reliable.
Month-by-month weather
Tallinn in January runs freezing, averaging -1.1°C.
Tallinn in February runs very cold, averaging 0.2°C.
Tallinn in March runs very cold, averaging 3.7°C.
Tallinn in April runs cold, averaging 8.6°C.
Tallinn in May runs mild, averaging 15.3°C.
Tallinn in June runs mild, averaging 19.6°C.
Tallinn in July runs warm, averaging 20.7°C.
Tallinn in August runs warm, averaging 20.9°C.
Tallinn in September runs mild, averaging 15.4°C.
Tallinn in October runs cold, averaging 8.5°C.
Tallinn in November runs very cold, averaging 3.7°C.
Tallinn in December runs very cold, averaging 2.3°C.
Frequently asked questions
What is the best time to visit Tallinn?
If you're planning a trip, wedding, or outdoor event in Tallinn, aim for July, June and August — Days run warm, with up to 13.4h of sunshine and some rain. This is based on 0 years of real historical weather data (2015–2026), not a single forecast.
What is the weather like in Tallinn in July?
If you visit Tallinn in July, expect warm days around 20.7°C You'll get around 13.4h of sunshine per day and 2.6mm of rain — some rain.
What is the hottest month in Tallinn?
August is typically the hottest month, running warm — good to know if you're planning something outdoors and want to avoid the peak heat.
What is the driest month in Tallinn?
March is your safest bet if you want to avoid rain, averaging only 1mm per day. August is the wettest, at 2.6mm per day — worth planning around if you're hosting anything outdoors.
When should I avoid visiting Tallinn?
If you have flexibility on dates, October and February are worth avoiding — colder temperatures and more rainfall make them the least reliable months for a trip or event.
All weeks ranked by weather score
| Week | Dates | Midday temp | Range | Sun / day | Rain / day | Score |
|---|---|---|---|---|---|---|
| W29 | Jul 15–21 | 21.3°C | 12.1° → 24.3° | 14.0h | 1.8mm | 89 |
| W30 | Jul 22–28 | 22.6°C | 13° → 25.9° | 13.7h | 2.0mm | 89 |
| W33 | Aug 12–18 | 22.1°C | 11.9° → 25.7° | 12.3h | 1.8mm | 89 |
| W32 | Aug 5–11 | 21.7°C | 11.3° → 25.4° | 12.8h | 2.2mm | 87 |
| W23 | Jun 3–9 | 18.6°C | 7° → 22.2° | 14.0h | 1.4mm | 83 |
| W34 | Aug 19–25 | 20.2°C | 10.9° → 23.2° | 10.0h | 2.3mm | 83 |
| W25 | Jun 17–23 | 19.7°C | 9.6° → 23.7° | 13.9h | 2.4mm | 82 |
| W26 | Jun 24–30 | 20.6°C | 11.2° → 24.2° | 12.5h | 2.6mm | 82 |
| W21 | May 20–26 | 17.7°C | 5.7° → 22.3° | 13.9h | 1.5mm | 81 |
| W24 | Jun 10–16 | 19.3°C | 9.1° → 22.9° | 12.7h | 2.2mm | 81 |
| W20 | May 13–19 | 15.2°C | 3.4° → 20.4° | 13.7h | 0.5mm | 79 |
| W22 | May 27–Jun 2 | 17.3°C | 6.4° → 20.6° | 14.1h | 1.8mm | 79 |
| W31 | Jul 29–Aug 4 | 21.4°C | 12.2° → 24° | 12.6h | 3.9mm | 78 |
| W27 | Jul 1–7 | 19.2°C | 10.3° → 22.3° | 13.1h | 3.2mm | 77 |
| W36 | Sep 2–8 | 17.5°C | 8.6° → 20.5° | 9.0h | 1.7mm | 77 |
| W28 | Jul 8–14 | 19.6°C | 10.6° → 22.3° | 12.7h | 3.5mm | 76 |
| W35 | Aug 26–Sep 1 | 18.9°C | 10.3° → 22.1° | 8.9h | 3.0mm | 74 |
| W19 | May 6–12 | 14.2°C | 1.6° → 17.8° | 12.8h | 1.6mm | 73 |
| W38 | Sep 16–22 | 14.7°C | 6.8° → 17.3° | 8.0h | 1.6mm | 69 |
| W18 | Apr 29–May 5 | 12.3°C | 1.4° → 16° | 12.1h | 2.3mm | 67 |
| W17 | Apr 22–28 | 10.5°C | 0.4° → 13.3° | 11.2h | 1.8mm | 66 |
| W37 | Sep 9–15 | 16.1°C | 7.5° → 19.2° | 8.8h | 3.2mm | 66 |
| W15 | Apr 8–14 | 7.7°C | −2.8° → +12.3° | 10.6h | 0.8mm | 65 |
| W16 | Apr 15–21 | 8.6°C | −1° → +11.5° | 11.9h | 1.2mm | 65 |
| W39 | Sep 23–29 | 13.4°C | 5.9° → 16.4° | 7.8h | 2.4mm | 62 |
| W13 | Mar 25–31 | 4.8°C | −3.9° → +8.6° | 9.3h | 0.7mm | 58 |
| W42 | Oct 14–20 | 9.4°C | 1.1° → 12° | 5.9h | 1.3mm | 56 |
| W12 | Mar 18–24 | 4.7°C | −5.7° → +8.1° | 7.6h | 0.6mm | 53 |
| W11 | Mar 11–17 | 3.8°C | −5.1° → +6.8° | 7.3h | 1.1mm | 52 |
| W14 | Apr 1–7 | 7.5°C | −3.3° → +11.6° | 7.6h | 2.0mm | 52 |
| W41 | Oct 7–13 | 9.7°C | 2.3° → 12.3° | 5.6h | 1.9mm | 52 |
| W40 | Sep 30–Oct 6 | 10.7°C | 3.9° → 13.4° | 5.1h | 2.4mm | 49 |
| W9 | Feb 26–Mar 3 | 0.7°C | −8.3° → +3.3° | 5.6h | 0.8mm | 47 |
| W44 | Oct 28–Nov 3 | 5.2°C | −2.8° → +8.3° | 3.7h | 1.2mm | 43 |
| W10 | Mar 4–10 | 1.5°C | −8.7° → +4.9° | 4.7h | 1.7mm | 41 |
| W7 | Feb 12–18 | 1.4°C | −5.7° → +3.4° | 4.1h | 1.6mm | 40 |
| W6 | Feb 5–11 | -0.6°C | −8.3° → +1.7° | 3.3h | 1.5mm | 39 |
| W8 | Feb 19–25 | -0.2°C | −8.4° → +2.1° | 3.7h | 1.6mm | 39 |
| W48 | Nov 25–Dec 1 | 0.6°C | −5.7° → +3.1° | 2.2h | 1.1mm | 37 |
| W2 | Jan 8–14 | -1.4°C | −9.4° → +1.6° | 1.9h | 1.2mm | 36 |
| W43 | Oct 21–27 | 7.4°C | −0.1° → +10.3° | 2.9h | 3.0mm | 36 |
| W45 | Nov 4–10 | 5.7°C | −0.2° → +8.6° | 2.1h | 1.8mm | 36 |
| W52 | Dec 23–29 | 3.1°C | −5° → +5.9° | 1.4h | 1.1mm | 35 |
| W51 | Dec 16–22 | 2.1°C | −3° → +4.6° | 1.2h | 1.1mm | 34 |
| W3 | Jan 15–21 | -1.1°C | −10° → +1.8° | 2.1h | 1.9mm | 33 |
| W46 | Nov 11–17 | 5.4°C | −1° → +7.9° | 1.6h | 2.0mm | 33 |
| W4 | Jan 22–28 | -0.1°C | −7.8° → +2.6° | 1.8h | 1.9mm | 32 |
| W47 | Nov 18–24 | 3.0°C | −3.4° → +5.6° | 1.4h | 1.7mm | 32 |
| W5 | Jan 29–Feb 4 | -0.3°C | −8.1° → +2.1° | 1.7h | 2.0mm | 31 |
| W1 | Jan 1–7 | -2.0°C | −10.3° → +1.6° | 1.3h | 2.0mm | 30 |
| W50 | Dec 9–15 | 1.6°C | −5° → +4.3° | 1.1h | 1.9mm | 30 |
| W49 | Dec 2–8 | 2.4°C | −4.6° → +4.9° | 1.5h | 3.0mm | 26 |
Nail down the right dates for Tallinn
Compare individual weeks, see year-by-year variation, and download the data as Excel — everything you need to plan a trip, wedding, or event.
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