18.12
thu
thu
Day
36°F
NE 6 mph
Precip.
0%
0%
Night
39°F
NE 11 mph
Precip.
0%
0%
19.12
fri
fri
Day
39°F
NE 9 mph
Precip.
0%
0%
Night
41°F
NE 11 mph
Precip.
0%
0%
20.12
sat
sat
Day
43°F
NE 11 mph
Precip.
0%
0%
Night
43°F
NE 12 mph
Precip.
0%
0%
21.12
sun
sun
Day
39°F
E 10 mph
Precip.
0%
0%
Night
32°F
E 6 mph
Precip.
0%
0%
22.12
mon
mon
Day
34°F
E 3 mph
Precip.
0%
0%
Night
32°F
W 5 mph
Precip.
0%
0%
23.12
tue
tue
Day
28°F
W 9 mph
Precip.
0%
0%
Night
21°F
W 11 mph
Precip.
0%
0%
24.12
wed
wed
Day
19°F
W 12 mph
Precip.
0%
0%
Night
19°F
W 11 mph
Precip.
0%
0%
25.12
thu
thu
Day
19°F
W 7 mph
Precip.
0%
0%
Night
18°F
NW 4 mph
Precip.
0%
0%
26.12
fri
fri
Day
19°F
NE 4 mph
Precip.
0%
0%
Night
18°F
NE 5 mph
Precip.
0%
0%
27.12
sat
sat
Day
19°F
E 4 mph
Precip.
0%
0%
Night
19°F
N 3 mph
Precip.
0%
0%
28.12
sun
sun
Day
21°F
N 4 mph
Precip.
0%
0%
Night
21°F
NE 5 mph
Precip.
27%
27%
29.12
mon
mon
Day
25°F
SE 6 mph
Precip.
0%
0%
Night
21°F
SE 6 mph
Precip.
0%
0%
30.12
tue
tue
Day
21°F
E 5 mph
Precip.
0%
0%
Night
27°F
E 8 mph
Precip.
0%
0%
31.12
wed
wed
Day
32°F
SE 11 mph
Precip.
0%
0%
Night
34°F
E 9 mph
Precip.
25%
25%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 36.2°F. The highest and lowest sea temperatures during the month were 37.0°F and 35.2°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 32.9°F. The highest and lowest sea temperatures during the month were 33.6°F and 32.4°F.
Air temperature in Tartu, °F
Precipitation total in Tartu, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Tartu
Tartu on a weather map
Places in Estonia:
Name
°F
24 Hours Forecast
Tartu
Local time: 03:42
December 18, thursday
0600
37°F
E
8 mph
8 mph
0900
34°F
E
6 mph
6 mph
1200
36°F
NE
6 mph
6 mph
1500
36°F
NE
5 mph
5 mph
1800
37°F
NE
6 mph
6 mph
2100
37°F
NE
8 mph
8 mph
December 19, friday
0000
39°F
NE
11 mph
11 mph
0300
37°F
NE
10 mph
10 mph
