Estonia Climate: Monthly Normals, Coast and Inland
Estonia's official 1991 to 2020 climate normals, a Tallinn monthly table, and the differences between western islands, the coast and inland Tartu.
Last updated October 2026
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Estonia's climate brings mild summers, cold winters and a strong coastal influence. The Estonian Weather Service's 1991 to 2020 normals give Tallinn-Harku a July mean of 17.6°C and February mean of -3.6°C. Western island stations have milder winters than inland Tartu, so choose a local station as well as a travel month when planning.
Estonia has a short warm season, long summer light and cold, dark winter days. Rain belongs in every season. The sea softens winter temperatures on western islands, while inland conditions can be colder.
Estonia climate by month: Tallinn-Harku
The table uses the official temperature and precipitation normals for 1991 to 2020. It is a reference for Tallinn's area, not a country-wide average. Monthly means include nights; precipitation includes melted snow.
Temperature is in degrees Celsius; precipitation (rain and snow) is in millimetres.
| Month | °C | mm |
|---|---|---|
| January | -2.9 | 56 |
| February | -3.6 | 40 |
| March | -0.6 | 37 |
| April | 4.8 | 35 |
| May | 10.2 | 37 |
| June | 14.5 | 68 |
| July | 17.6 | 82 |
| August | 16.5 | 85 |
| September | 12.0 | 58 |
| October | 6.5 | 78 |
| November | 2.0 | 66 |
| December | -0.9 | 59 |
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This table does not show a dry summer season. August has a higher normal rain and snow total than July, while spring totals are lower. Pack for rain even when the main purpose of the trip is a beach or an outdoor festival.
Islands, coast and inland Estonia
The same temperature dataset gives Vilsandi a January mean of -0.3°C and Tartu-Tõravere -4.1°C. Vilsandi is a western island station; it is not a substitute for every town on Saaremaa or Hiiumaa. It shows the size of the winter contrast.
In summer, Pärnu's July mean is 18.3°C, Tartu-Tõravere's 18.0°C and Tallinn-Harku's 17.6°C. The differences are smaller than the winter gap. A sea breeze, shade or a rain shower can still make your own afternoon feel very different from the monthly mean.
For local city advice, use the Tallinn weather guide. For a country trip, choose the destination first and consult the nearest relevant station instead of applying Tallinn's figures to the entire route.
Spring and summer: what the climate means for travel
Spring has growing daylight but can still bring cold air, especially by the sea. Layers give you room to adapt. Do not judge a whole day by a sunny view from the hotel window; check wind and rain before setting off.
Summer suits the widest outdoor plan. Keep a rain shell and an evening layer even during a warm spell. For the data and packing choices in the main summer months, see Estonia July weather and Estonia weather in August.
If you want beaches, cities and national parks on one trip, the best time to travel to Estonia guide helps choose the month and route together. Weather is one part of the decision, alongside how much moving between bases you want to do.
Autumn and winter: cold, wet and short days
Autumn calls for a flexible walking plan. A wet forest path or exposed coastal walk can need different footwear from a city afternoon. Keep a warm indoor stop within reach on the days with the poorest forecast.
Winter is not uniformly snowy. Temperature can move across freezing, leaving wet paving, ice or slush. Warm boots with grip are useful even when there is no fresh snow. The Estonia winter guide covers outings and travel pace.
For market visits, see Christmas in Estonia and the winter essentials guide. Standing at a stall can feel colder than the walk that brought you there.
Use normals for the season and forecasts for the day
A climate normal combines many years. It is useful when choosing between summer and winter, but cannot promise the conditions on your arrival day. Read the forecast for the places on your route, including wind at the coast.
For a multi-country trip, compare Lithuania's climate, Baltic weather and the Latvia seasonal guide. Keep each station's figures labeled when checking them.
Verdict: Estonia climate and your trip
For an Estonia climate overview, choose summer for outdoor variety and winter for a slower city or spa break. Expect rain in either season and use local conditions to refine the plan. Return to the best time to visit the Baltic States for the wider seasonal choice.
Questions people also ask
Is a monthly average a forecast for my trip?
No. A normal describes a long-term seasonal pattern. Check a local forecast close to travel for temperature, wind and rain on the days you will be there.
Does a precipitation total tell me how many days will be wet?
No. The total measures water over the month. It does not say how many hours of your visit will be rainy, so keep a flexible outdoor plan.