Annual mean 7°C · wettest around January · prevailing wind SW
Warmest
22.0 °C
Coldest
-5.0 °C
Wettest
23%
Windiest
4.2 m/s
Prevailing
SW
3.4 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Tartu over the whole year is 7°C. July is the hottest month, with highs of about 21°C; January is the coldest, with lows of about -4°C. Tartu has no sharply defined rainy season: the chance of rain on a given day runs from 10% in May, the driest month, to 18% in January, the wettest. Winds in Tartu are highest in January, averaging 3.1 m/s (11 km/h), and lightest in July, at 2.4 m/s (9 km/h). The prevailing wind is from the SW. The clearest skies in Tartu come in May, when the sky is typically 44% covered; November is the cloudiest month, at 87%.
Month by month Tartu climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
-3°C
-4°C
-8°C
18%
84%
3.1 m/s
0
0
0
February
-2°C
-3°C
-7°C
16%
78%
3.0 m/s
0
0
0
March
2°C
-2°C
-3°C
11%
64%
2.9 m/s
0
0
4
April
8°C
2°C
4°C
14%
57%
3.0 m/s
5
0
31
May
15°C
8°C
11°C
10%
44%
2.6 m/s
32
2
70
June
20°C
13°C
17°C
13%
45%
2.6 m/s
62
12
72
July
21°C
15°C
20°C
13%
53%
2.4 m/s
76
20
67
August
20°C
14°C
19°C
14%
54%
2.4 m/s
77
11
74
September
15°C
10°C
13°C
10%
57%
2.5 m/s
40
2
81
October
8°C
5°C
5°C
16%
70%
3.0 m/s
2
0
38
November
3°C
2°C
-2°C
17%
87%
3.1 m/s
0
0
7
December
-1°C
-2°C
-6°C
17%
87%
3.1 m/s
0
0
0
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Tartu weather by season
Year round, Tartu has days of about -3°C at their warmest in January, its coolest month, and 21°C in July, its warmest; the coolest hours of the day run from -4°C to 15°C through the year, and the average temperature over the year is 7°C around the clock. Rain is most likely around January and least likely around May. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Tartu weather in winterDecember to February
High -2°CLow -3°CRain 17%
Winter in Tartu has typical daily highs of about -2°C and lows of about -3°C, with a 17% chance of rain on a given day.
Tartu weather in springMarch to May
High 9°CLow 3°CRain 12%
Spring in Tartu has typical daily highs of about 9°C and lows of about 3°C, with a 12% chance of rain on a given day.
Tartu weather in summerJune to August
High 20°CLow 14°CRain 13%
Summer in Tartu has typical daily highs of about 20°C and lows of about 14°C, with a 13% chance of rain on a given day.
Tartu weather in autumnSeptember to November
High 9°CLow 5°CRain 14%
Autumn in Tartu has typical daily highs of about 9°C and lows of about 5°C, with a 14% chance of rain on a given day.
When is the rainy season in Tartu?
Tartu has no sharply defined rainy season: the chance of rain on a given day runs from 10% in May, the driest month, to 18% in January, the wettest.
What time of year is Tartu windiest?
Winds in Tartu are highest in January, averaging 3.1 m/s (11 km/h), and lightest in July, at 2.4 m/s (9 km/h). The prevailing wind is from the SW.
What is the average temperature in Tartu year round?
The average temperature in Tartu over the whole year is 7°C. July is the hottest month, with highs of about 21°C; January is the coldest, with lows of about -4°C.