23.12
tue
tue
Day
23°F
SE 6 mph
Precip.
0%
0%
Night
25°F
SE 11 mph
Precip.
0%
0%
24.12
wed
wed
Day
28°F
SE 8 mph
Precip.
0%
0%
Night
27°F
E 7 mph
Precip.
0%
0%
25.12
thu
thu
Day
36°F
E 13 mph
Precip.
67%
67%
Night
37°F
S 19 mph
Precip.
0%
0%
26.12
fri
fri
Day
34°F
S 19 mph
Precip.
0%
0%
Night
30°F
SE 6 mph
Precip.
0%
0%
27.12
sat
sat
Day
32°F
E 9 mph
Precip.
100%
100%
Night
32°F
S 13 mph
Precip.
100%
100%
28.12
sun
sun
Day
27°F
S 14 mph
Precip.
0%
0%
Night
25°F
NE 8 mph
Precip.
100%
100%
29.12
mon
mon
Day
28°F
S 19 mph
Precip.
0%
0%
Night
28°F
SE 14 mph
Precip.
0%
0%
sea water
temperature
temperature
| Lappeenranta |
monthly
weather
weather
| Lappeenranta |
current
weather
weather
| Lappeenranta |
14 days
forecast
forecast
| Lappeenranta |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 36.4°F. The highest and lowest sea temperatures during the month were 38.7°F and 34.0°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 32.1°F. The highest and lowest sea temperatures during the month were 33.4°F and 30.9°F.
Air temperature in Lappeenranta, °F
Precipitation total in Lappeenranta, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Lappeenranta
Lappeenranta on a weather map
Places in Finland:
Name
°F
24 Hours Forecast
Lappeenranta
Local time: 09:27
December 23, tuesday
1200
23°F
SE
6 mph
6 mph
1500
23°F
SE
7 mph
7 mph
1800
23°F
E
9 mph
9 mph
2100
23°F
E
11 mph
11 mph
December 24, wednesday
0000
25°F
SE
11 mph
11 mph
0300
25°F
SE
12 mph
12 mph
0600
27°F
SE
11 mph
11 mph
0900
27°F
SE
9 mph
9 mph
