21.05
thu
thu
Day
63°F
S 5 mph
Precip.
0%
0%
Night
57°F
E 4 mph
Precip.
0%
0%
22.05
fri
fri
Day
63°F
SW 6 mph
Precip.
100%
100%
Night
52°F
S 13 mph
Precip.
100%
100%
23.05
sat
sat
Day
50°F
S 11 mph
Precip.
100%
100%
Night
48°F
S 4 mph
Precip.
63%
63%
24.05
sun
sun
Day
57°F
NE 8 mph
Precip.
100%
100%
Night
54°F
E 10 mph
Precip.
0%
0%
25.05
mon
mon
Day
59°F
E 13 mph
Precip.
0%
0%
Night
50°F
SE 12 mph
Precip.
0%
0%
26.05
tue
tue
Day
57°F
SE 14 mph
Precip.
0%
0%
Night
48°F
S 5 mph
Precip.
0%
0%
27.05
wed
wed
Day
54°F
S 5 mph
Precip.
0%
0%
Night
50°F
E 7 mph
Precip.
77%
77%
sea water
temperature
temperature
| Lappeenranta |
monthly
weather
weather
| Lappeenranta |
current
weather
weather
| Lappeenranta |
14 days
forecast
forecast
| Lappeenranta |
Sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 45.4°F. The highest and lowest sea temperatures during the month were 51.1°F and 38.7°F.
Sea water temperature in June, °F
Show year:
2025
2024
2023
The average sea water temperature in June of 2025 was 58.1°F. The highest and lowest sea temperatures during the month were 61.5°F and 53.8°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: 09:54
May 21, thursday
1200
63°F
S
5 mph
5 mph
1500
66°F
SW
4 mph
4 mph
1800
66°F
SW
2 mph
2 mph
2100
61°F
NE
4 mph
4 mph
May 22, friday
0000
57°F
E
4 mph
4 mph
0300
55°F
NE
2 mph
2 mph
0600
55°F
NW
4 mph
4 mph
0900
59°F
N
6 mph
6 mph
