Measurements:
°C
°F
CURRENT WEATHER
13:44
Lahti
54°F
S 7 mph
Feels like: 52°F
Precip: 0%
World Resorts Finland Lahti Weather

7 Day Weather Forecast

04.21
tue
DAY
52°F
S 9 mph
precip
0%
NIGHT
42°F
E 4 mph
precip
0%
04.22
wed
DAY
50°F
SE 13 mph
precip
0%
NIGHT
36°F
S 14 mph
precip
0%
04.23
thu
DAY
36°F
S 16 mph
precip
0%
NIGHT
34°F
S 10 mph
precip
0%
04.24
fri
DAY
44°F
S 11 mph
precip
0%
NIGHT
40°F
SE 4 mph
precip
0%
04.25
sat
DAY
42°F
SW 9 mph
precip
0%
NIGHT
32°F
S 11 mph
precip
0%
04.26
sun
DAY
36°F
S 12 mph
precip
0%
NIGHT
26°F
S 4 mph
precip
0%
04.27
mon
DAY
40°F
S 8 mph
precip
0%
NIGHT
30°F
E 5 mph
precip
0%

Lahti Sea Water Temperature in April, °F

Select Year: 2026 2025 2024

The average sea surface temperature in April 2026 for Lahti was 1.7°F. The maximum and minimum values were 0.3°F and 4.0°F respectively.

Lahti on the Weather Map

Best Time to Visit Lahti
The most sunny months:
May 12 days
June 12 days
July 11 days
The most warm months:
July 73.9 °F
August 70.4 °F
June 69.1 °F
Warmest sea temperature:
August 69.9 °F
July 67.3 °F
September 62.7 °F
The most cold months:
January 19.9 °F
February 22.5 °F
December 26.4 °F
The most rainy months:
August 4 days
July 4 days
June 4 days
The most windy months:
December 7 mph
March 7 mph
October 7 mph
more details