ClimateAverages

Lappeenranta Climate

South Karelia, Finland · population 59,276 · 133 weather stations within 200 km · records 1750 to 2025

Average annual daytime high
7.0°C
Warmest month · July
21.0°C
Typical daytime high
Coldest month · February
-12.5°C
Typical overnight low

Lappeenranta has an average annual daytime high of 7.0°C, based on the 1951 to 1980 baseline. Its warmest month is July, when highs typically reach 21.0°C, and its coldest is February, with overnight lows near -12.5°C.

Month by month averages

MonthAvg highAvg low
January-6.0°C-12.3°C
February-5.9°C-12.5°CColdest
March-0.7°C-8.9°C
April5.6°C-2.6°C
May13.5°C3.5°C
June19.4°C9.4°C
July21.0°C11.8°CWarmest
August19.4°C10.9°C
September13.3°C6.2°C
October6.5°C1.4°C
November0.9°C-3.4°C
December-3.4°C-8.7°C

Temperature range across the year

-15°-5°4°14°23°JanFebMarAprMayJunJulAugSepOctNovDec
Daytime high Overnight low
Hottest year on record
2024
+2.9°C vs. 1951–1980
Coldest year on record
1808
-3.1°C vs. 1951–1980

These figures reflect annual averages, not single-day records. Daily observations are outside this dataset's precision.

Is Lappeenranta getting hotter?

Since 1900, Lappeenranta's average temperature has risen by +2.8°C. Compared to the earliest station records that begin in 1750, warming totals +2.4°C.

2.6°3.4°4.3°5.1°5.9°1951–1980 baseline190019251950197520002025

20-year smoothed annual temperature reconstructed from station anomalies. Dashed line: 1951–1980 baseline.

Best time to visit
June to August

Daytime highs sit within a comfortable 15°C to 26°C range.

FAQ

What is the average temperature in Lappeenranta?

Lappeenranta's average annual daytime high is 7.0°C, based on the 1951 to 1980 baseline period. The warmest month is July, with highs averaging 21.0°C, and the coldest is February, with lows averaging -12.5°C.

What is the warmest month in Lappeenranta?

July is the warmest month in Lappeenranta, with typical daytime highs of 21.0°C.

What is the hottest year on record for Lappeenranta?

2024 is the hottest year on record for Lappeenranta, running +2.9°C above the 1951 to 1980 baseline.

Is Lappeenranta getting hotter?

Yes. Since 1900, Lappeenranta has warmed by roughly +2.8°C.

When is the best time to visit Lappeenranta?

June to August typically offers the most comfortable daytime highs, in the 15°C to 26°C range.

Baseline period 1951 to 1980. Monthly averages are the mean of station observations weighted by proximity. Warming trend is the 20-year smoothed anomaly against that baseline.