Tallinn weather in May
“Mild and bright — an underrated time to visit.”
Roughly 8 rainy days across the month, on average.
In may, Tallinn settles into its quieter, cooler pace. The city keeps a different pulse than in summer or midwinter, and travellers who arrive with the right expectations are rewarded.
Days average around 15°C (59°F), cooling to 6°C after sunset. Rainfall is moderate — around 8 rainy days spread through the month. Long days of sunshine reward early starts.
These figures are climatological averages, drawn from a decade of daily records via the Open-Meteo Archive — not a forecast. But they are honest, and they are the sort of thing a good travel guide ought to tell you before you book the flight.
What to pack for Tallinn in May
- •A light layer for cool mornings and evenings
- •A merino base layer for the cold evenings
- •Comfortable, broken-in walking shoes
- •A small daypack that won't look like a tourist beacon
What to pack for Tallinn in May
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- →Compact travel umbrellaAmazon · shop this
- →Reef-safe sunscreen SPF 50Amazon · shop this
- →Polarized sunglassesAmazon · shop this
- →Universal travel adapterAmazon · shop this
- →Compression packing cubesAmazon · shop this
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Where to stay in Tallinn
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Tallinn in May — FAQ
Q01Is May a good time to visit Tallinn?
Is May a good time to visit Tallinn?
Yes — it is a good time to visit, with pleasant, comfortable weather. In May, Tallinn averages a high of 15°C (59°F) and a low of 6°C (42°F), with 46mm of rainfall across roughly 8 rainy days.
Q02What is the average temperature in Tallinn in May?
What is the average temperature in Tallinn in May?
The average high temperature in Tallinn during May is 15°C (59°F), with an average low of 6°C (42°F). These figures are averaged from ten years of daily records (2015–2024, Open-Meteo Archive).
Q03How many rainy days does Tallinn have in May?
How many rainy days does Tallinn have in May?
Tallinn averages approximately 8 rainy days in May, with a total monthly rainfall of about 46mm. This is based on daily precipitation records where days with 1mm or more of rain are counted as rainy days.
Q04What should I pack for Tallinn in May?
What should I pack for Tallinn in May?
For Tallinn in May, pack layered clothing for changing temperatures, a merino base layer for evenings, comfortable walking shoes. These recommendations are based on the ten-year weather averages for this specific month.
Q05How crowded is Tallinn in May?
How crowded is Tallinn in May?
Tourist crowds in Tallinn during May are typically moderate — shoulder season, a sweet spot between crowds and weather. Consider this when planning accommodation — prices track crowd levels closely.