Weather in Tallinn in May
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Compare car hire prices → Affiliate link — we earn a commission at no extra cost to youMay in Tallinn is cool, with average highs of 13.8°C and lows of 5.2°C. It is moderately rainy (10 rainy days), with roughly 12.6 hours of sunshine a day. This is peak season for good reason — conditions are close to ideal. For the complete picture, see the best time to visit Tallinn — every month compared. Once you know when to go, find your Tallinn packing list at 247PackingList.
Get ready for Tallinn in May
Search flights to Tallinn
Compare 100+ airlines for May — one search, best price.
Search Flights →Thermal travel layers
Pack proper layers — winters are genuinely cold and evenings drop fast year-round.
Check Price →What to pack for Tallinn in May
- Warm layers
- Light jacket or fleece
- Comfortable walking shoes
- Light waterproof layer
Compare all months in Tallinn
| Month | High | Rain | Rating |
|---|---|---|---|
| January | 0.9°C | 70.3mm | 8/10 |
| February | 0.4°C | 60.3mm | 8/10 |
| March | 3.8°C | 39.8mm | 8/10 |
| April | 8.1°C | 39.5mm | 10/10 |
| May | 13.8°C | 63.2mm | 10/10 |
| June | 21.6°C | 48.0mm | 10/10 |
| July | 21.6°C | 96.4mm | 10/10 |
| August | 21.1°C | 99.4mm | 10/10 |
| September | 15.7°C | 53.9mm | 10/10 |
| October | 10.4°C | 77.5mm | 10/10 |
| November | 4.6°C | 78.3mm | 8/10 |
| December | -0.8°C | 58.4mm | 6/10 |
Full month-by-month guide: best time to visit Tallinn →
For facts about Estonia — currency, language and dialling code — see our Estonia country guide at 247CountryInfo. Travellers also find it useful to keep a Tallinn travel guide to hand. Check clothing sizes in Estonia before you shop.
Frequently Asked Questions
Is May a good time to visit Tallinn?
May rates 10/10 for visiting Tallinn — excellent time to visit. Expect average highs of 13.8°C, 63.2mm of rain across the month and about 12.6 hours of daily sunshine.
What is the temperature in Tallinn in May?
In May, Tallinn has average highs of 13.8°C (56.8°F) and average lows of 5.2°C (41.4°F).
Does it rain in Tallinn in May?
Some rain is likely. Tallinn averages 63.2mm across about 10 rainy days in May, so a light waterproof layer is worth packing.
What should I wear in Tallinn in May?
For Tallinn in May (13.8°C highs / 5.2°C lows), pack warm layers plus light jacket or fleece, comfortable walking shoes, light waterproof layer.
More essentials for Tallinn in May
Packing cubes
Keep the bag organised whatever the weather — compression cubes for every size.
Check Price →Travel first aid kit
Compact TSA-friendly kit for peace of mind wherever you travel.
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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.