Measurements:
°C
°F
CURRENT WEATHER
09:42
Lappeenranta
34°F
NE 3 mph
Feels like: 32°F
Precip: 14%
World Resorts Finland Lappeenranta Weather

7 Day Weather Forecast

10.19
mon
DAY
42°F
N 6 mph
precip
8%
NIGHT
36°F
NE 4 mph
precip
8%
10.20
tue
DAY
44°F
NW 4 mph
precip
4%
NIGHT
34°F
NW 6 mph
precip
17%
10.21
wed
DAY
44°F
NW 8 mph
precip
8%
NIGHT
40°F
NW 7 mph
precip
28%
10.22
thu
DAY
50°F
NW 9 mph
precip
21%
NIGHT
48°F
N 9 mph
precip
27%
10.23
fri
DAY
50°F
N 6 mph
precip
46%
NIGHT
48°F
NW 4 mph
precip
44%
10.24
sat
DAY
50°F
NW 7 mph
precip
21%
NIGHT
46°F
NW 7 mph
precip
23%
10.25
sun
DAY
48°F
NW 6 mph
precip
20%
NIGHT
46°F
NW 3 mph
precip
44%

Lappeenranta Sea Water Temperature in October, °F

Select Year: 2026 2025 2024

The average sea surface temperature in October 2026 for Lappeenranta was 11.2°F. The maximum and minimum values were 9.4°F and 13.1°F respectively.

Lappeenranta on the Weather Map

Best Time to Visit Lappeenranta
The most sunny months:
July 12 days
June 11 days
May 11 days
The most warm months:
July 73.2 °F
August 70.0 °F
June 67.9 °F
Warmest sea temperature:
August 67.4 °F
July 66.8 °F
September 60.3 °F
The most cold months:
January 19.0 °F
February 21.0 °F
December 26.2 °F
The most rainy months:
June 4 days
October 4 days
August 4 days
The most windy months:
December 9 mph
November 9 mph
October 9 mph
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