Annual mean 5°C · wettest around January · prevailing wind SW
Warmest
21.4 °C
Coldest
-7.6 °C
Wettest
92%
Windiest
4.3 m/s
Prevailing
SW
3.9 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 Lappeenranta over the whole year is 5°C. July is the hottest month, with highs of about 20°C; January is the coldest, with lows of about -7°C. The rainy (wet) season in Lappeenranta runs from January to April, peaking in January with a 60% chance of rain on a given day. The dry season is May to October; August is the driest month, at 19%. Winds in Lappeenranta are highest in February, averaging 3.6 m/s (13 km/h), and lightest in July, at 2.9 m/s (10 km/h). The prevailing wind is from the SW. The clearest skies in Lappeenranta come in June, when the sky is typically 44% covered; December is the cloudiest month, at 89%.
Month by month Lappeenranta 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
-6°C
-7°C
-12°C
60%
80%
3.5 m/s
0
0
0
February
-4°C
-6°C
-9°C
54%
76%
3.6 m/s
0
0
0
March
0°C
-4°C
-5°C
49%
64%
3.4 m/s
0
0
1
April
6°C
0°C
1°C
41%
56%
3.3 m/s
1
0
16
May
14°C
7°C
9°C
21%
48%
3.2 m/s
23
1
57
June
19°C
13°C
16°C
24%
44%
3.2 m/s
50
7
71
July
20°C
15°C
18°C
21%
50%
2.9 m/s
65
16
66
August
19°C
14°C
17°C
19%
53%
3.0 m/s
66
5
78
September
14°C
9°C
11°C
39%
64%
3.1 m/s
24
1
67
October
7°C
4°C
2°C
27%
76%
3.5 m/s
1
0
22
November
1°C
0°C
-4°C
47%
88%
3.6 m/s
0
0
3
December
-3°C
-4°C
-8°C
39%
89%
3.5 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 Lappeenranta weather by season
Year round, Lappeenranta has days of about -6°C at their warmest in January, its coolest month, and 20°C in July, its warmest; the coolest hours of the day run from -7°C to 15°C through the year, and the average temperature over the year is 5°C around the clock. Rain is most likely around January and least likely around August. 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.
Lappeenranta weather in winterDecember to February
High -4°CLow -5°CRain 51%
Winter in Lappeenranta has typical daily highs of about -4°C and lows of about -5°C, with a 51% chance of rain on a given day.
Lappeenranta weather in springMarch to May
High 7°CLow 1°CRain 37%
Spring in Lappeenranta has typical daily highs of about 7°C and lows of about 1°C, with a 37% chance of rain on a given day.
Lappeenranta weather in summerJune to August
High 19°CLow 14°CRain 21%
Summer in Lappeenranta has typical daily highs of about 19°C and lows of about 14°C, with a 21% chance of rain on a given day.
Lappeenranta weather in autumnSeptember to November
High 7°CLow 5°CRain 38%
Autumn in Lappeenranta has typical daily highs of about 7°C and lows of about 5°C, with a 38% chance of rain on a given day.
When is the rainy season in Lappeenranta?
The rainy (wet) season in Lappeenranta runs from January to April, peaking in January with a 60% chance of rain on a given day. The dry season is May to October; August is the driest month, at 19%.
What time of year is Lappeenranta windiest?
Winds in Lappeenranta are highest in February, averaging 3.6 m/s (13 km/h), and lightest in July, at 2.9 m/s (10 km/h). The prevailing wind is from the SW.
What is the average temperature in Lappeenranta year round?
The average temperature in Lappeenranta over the whole year is 5°C. July is the hottest month, with highs of about 20°C; January is the coldest, with lows of about -7°C.