Climate and monthly weather forecast
Tartu, Estonia

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The climate of Tartu

Tartu, located in Estonia, exhibits a Dfb Köppen climate classification. This classification points to a humid continental climate, where summers are warm and there is no distinct dry season year-round. Weather situations prove more complex and variable in comparison to regions dominated by only one climate type.

At a glance, the weather in Tartu cycles with the seasons. Throughout the year, temperatures weave from lows of -8.2°C (17.2°F) in February to highs of 22.7°C (72.9°F) in July. Rainfall occurs throughout the year in a similar yet less predictable pattern, ranging between a monthly average of 28mm (1.1") in March to 86mm (3.39") in August. Estimated daylight hours expand from the least of 6.5 hours in December to the longest of 18.2 hours experienced in June. Surprisingly, the UV index fluctuates less, with its peak value of five seen in June and July, and its nadir, zero, in December and January.

One unique weather pattern in Tartu is the significant number of rainfall days experienced here. Throughout the year, an average of around 15 to 16 days per month see rainfall, with no month dipping below 11 days. The extent of Tartu's rainfall is an example of its humid continental climate, where moisture is prevalent in every season.

The best time to visit Tartu

Given Tartu's climate, the best time to visit favors the summer months, where June, July, and August the temperatures average from 20.1°C (68.2°F) to 22.7°C (72.9°F). During these months, daylight hours extend to an enjoyable 15.3 hours to 18.2 hours, giving visitors plenty of time to explore. The UV index reaches its peak, suggesting suitable conditions for outdoor activities under the warm sun. Albeit, those sensitive to sunlight should take appropriate precautions.

The worst time to visit Tartu

Conversely, the harshest weather conditions in Tartu are seen in the late winter months, with the coldest temperatures from -8.2°C (17.2°F) to -7.1°C (19.2°F) in January and February. Daylight hours are also at their shortest from 6.5 hours to 7.2 hours in December and January, leading to shorter exploration periods for tourists. Coupled with a UV index of zero during these months, the bleak and freezing winter landscape can prove less appealing for some travelers.

Spring weather in Tartu

Spring in Tartu lasts from March to May, with temperatures rising from -4.3°C (24.3°F) to 17°C (62.6°F). Rainfall decreases slightly in this period to around 28mm (1.1") in March and reaches 55mm (2.17") by May. The daylight hours increase steadily from 11.9 hours in March to a generous 16.8 hours in May, offering longer periods of sightseeing. However, the UV index gradually increases to a moderate 4 in May, suggesting that those sensitive to light should take necessary precautions.

Summer weather in Tartu

Summer in Tartu, from June through August, provides the arguably optimal weather conditions for visitors. Average monthly temperatures fluctuate between 20.1°C (68.2°F) to 22.7°C (72.9°F), with rainfall seeing a possible increase to 86mm (3.39") amid August. Daylight durations peak to 18.2 hours in June, deviating to 15.3 hours by August end. The UV index escalates to an annual high of 5 in June and July, inducing warmer and sunnier days.

Autumn weather in Tartu

Autumn in Tartu envelops September, October, and November, with temperatures falling from 15.4°C (59.7°F) to 2.5°C (36.5°F). Rainfall rates remain at roughly 70mm (2.76") per month. Daylight hours decrease to a minimal 7.9 hours in November, while the UV Index falls from 3 to 0. Despite these declining conditions, the beautiful spectacle of fall leaves can provide compelling reasons for a late-year visit.

Winter weather in Tartu

Winter in Tartu instills a cold yet whimsical charm from December to February, with temperatures ranging from -1°C (30.2°F) to -8.2°C (17.2°F). Rainfall rates are lowest in the year, from 48mm (1.89") in December to 35mm (1.38") in January. Being the coldest months, the daylight hours are brief from 6.5 hours to 7.2 hours, and the UV index is virtually non-existent. This period can offer a unique opportunity to enjoy Estonia's winter landscapes and activities, given you are prepared for the chilling temperatures.

Weather in January

The Estonian city of Tartu ushers in a chilly start to the year, with subzero temperatures being the norm. Weather in January sees average high temperatures of -2.1°C (28.2°F), turning Tartu into an icy, winter wonderland. Snowfall is quite common in this month, blanketing the city in a beautiful layer of white. Weather in January »

Weather in February

February weather in Tartu experiences a slight dip in temperature compared to January. The city sees the lowest average low temperature at -8.2°C (17.2°F) during this month. Visitors to Tartu in February need to pack heavy winter wear to brace the cold weather. Weather in February »

Weather in March

A hint of spring appears in March, with Tartu's weather slowly warming. A shift from subzero temperatures is witnessed as we see an average high of 2.7°C (36.9°F). The first signs of thawing snow can be observed, as city life accelerates. Weather in March »

Weather in April

April weather in Tartu makes a marked shift towards warmer conditions from the long winter. With a pleasant average high of 10.6°C (51.1°F), the city experiences spring in its full glory. The days grow longer, allowing ample sunlight to feed the city's vibrant flora. Weather in April »

Weather in May

By May, Tartu welcomes the onset of Summer. Weather patterns reflect a significant increase in temperatures and daylight hours. The city bathes under the sun with the daylight duration stretching to 16.8 hours. Lush parks and public spaces echo the laughter and joy of residents and tourists enjoying the pleasant weather. Weather in May »

Weather in June

Tartu's weather in June displays typical summer characteristics with an average high temperature of 20.1°C (68.2°F). Longest days are a highlight of this month, giving ample opportunity for outdoor activities. The city's cafes and terraces are flourished with visitors enjoying warm afternoons. Weather in June »

Weather in July

July is the warmest month of the year in Tartu, with an average high temperature of 22.7°C (72.9°F). Warm and sunny conditions dominate the weather, making it an ideal time for swimming and picnics. Some rainfall does occur but it seldom impedes outdoor activities. Weather in July »

Weather in August

Despite a slight drop in temperature, Tartu's weather in August continues to maintain a pleasant summer aura. Observable change in weather comes with an average rainfall of 86mm (3.39"), the highest in the year. Despite the rain, the city remains active with a multitude of outdoor events and activities. Weather in August »

Weather in September

Tartu's weather in September marks a gradual transition from summer to autumn. Temperatures display a noticeable dip as the leaves start to change color. The city's parks and avenues beautifully exhibit shades of orange and red. Weather in September »

Weather in October

October in Tartu exhibits a clear onset of chillier autumn weather. Although temperatures start to drop, the city's brilliant fall foliage continues to charm visitors. Colors of the season adorn the city, creating picturesque landscapes. Weather in October »

Weather in November

Tartu in November sees the onset of wintry conditions; however, the charm of the city does not fade away. There's a typical dip in temperatures, setting the tone for the forthcoming winter. Bare trees and frosty mornings become common sights throughout the city. Weather in November »

Weather in December

December welcomes the return of winter weather in Tartu, with temperatures diving below freezing point. The festive spirit of Christmas and New Year lifts up the mood despite the cold weather. Snowfall becomes an integral part of Tartu's weather, transforming the city into a winter wonderland. Weather in December »
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Frequently asked questions

How much does it rain in Tartu?

In Tartu, during the entire year, the rain falls for 169 days and collects up to 670mm (26.38") of precipitation.

What is the month with the lowest UV index in Tartu?

January, November and December, with an average maximum UV index of 0, are months with the lowest UV index in Tartu.

What part of the year is the coldest in Tartu?

With average temperatures fluctuating between a high of -2.2°C (28°F) and a low of -8.2°C (17.2°F), February stands out as the coldest month.

What is the driest month in Tartu?

March is the month with the least rainfall in Tartu. Rain falls for 11 days and accumulates 28mm (1.1") of precipitation.

When are the longest days in Tartu?

With an average of 18h and 12min of daylight, June has the longest days of the year in Tartu, Estonia.

What is the month with the highest UV index in Tartu?

June and July, with an average maximum UV index of 5, are months with the highest UV index in Tartu.

What time of the year is the hottest in Tartu?

July is the warmest month in Tartu, Estonia, with the temperature often reaching an average high of 22.7°C (72.9°F) and an average low of 12.5°C (54.5°F).

What month has the most sunshine in Tartu?

July has the most sunshine of the year in Tartu, with an average of 8.7h of sunshine.

What is the rainiest month in Tartu?

The month with the most rainfall in Tartu is August, when the rain falls for 16 days and typically aggregates up to 86mm (3.39") of precipitation.

When is Daylight Saving Time (DST) in Tartu?

On Sunday, 27. October 2024, at 04:00, Daylight Saving Time ends, and the time zone changes from EEST to EET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 03:00, and the time zone reverts from EET to EEST.

What is the month with the shortest days in Tartu?

December has the shortest days of the year in Tartu, with an average of 6h and 30min of daylight.

What is the month with the least sunshine in Tartu?

December has the least sunshine of the year, with an average of 0.8h of sunshine.

Average rainfall
Tartu, Estonia

Average rainfall - Tartu, Estonia

The wettest month (with the highest rainfall) is August (86mm).
The driest month (with the least rainfall) is March (28mm).

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Average rainfall days
Tartu, Estonia

Average rainfall days - Tartu, Estonia

The months with the highest number of rainy days are August, September, October, November and December (16 days).
The month with the least rainy days is March (11 days).

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Average daylight / Average sunshine
Tartu, Estonia

Average daylight / Average sunshine - Tartu, Estonia

The month with the longest days is June (Average daylight: 18h and 12min).
The month with the shortest days is December (Average daylight: 6h and 30min).

The month with the most sunshine is July (Average sunshine: 8h and 42min).
The month with the least sunshine is December (Average sunshine: 0h and 48min).

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Average UV index
Tartu, Estonia

Average UV index - Tartu, Estonia

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, November and December (UV index 0).

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Tartu, Estonia

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