🇫🇮 Weather in Lahti
Map Overlays:
Hourly Forecast for Lahti
06:00
9°
20%
07:00
9°
20%
08:00
10°
14%
09:00
11°
12%
10:00
13°
48%
11:00
14°
26%
12:00
15°
4%
13:00
16°
17%
14:00
17°
36%
15:00
17°
17%
16:00
17°
21%
17:00
16°
17%
18:00
15°
24%
19:00
14°
22%
20:00
13°
25%
21:00
11°
10%
22:00
11°
11%
23:00
10°
12%
00:00
10°
13%
01:00
10°
14%
02:00
9°
17%
03:00
9°
20%
04:00
10°
25%
05:00
9°
28%
14-Day Forecast for Lahti
2026-09-04
Mist
17° /
9°
2026-09-05
Patchy rain nearby
17° /
9°
2026-09-06
Patchy rain nearby
13° /
8°
2026-09-07
Sunny
17° /
5°
2026-09-08
Light rain shower
13° /
10°
2026-09-09
Fog
14° /
11°
2026-09-10
Light rain shower
13° /
10°
Additional Forecasts for Lahti
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 152.0 μg/m³
O₃ (Ozone) 52.0 μg/m³
NO₂ (Nitrogen Dioxide) 2.7 μg/m³
SO₂ (Sulphur Dioxide) 0.2 μg/m³
PM2.5 (Fine particles) 3.3 μg/m³
PM10 (Coarse particles) 5.9 μg/m³
Historical Weather
Weather Forecasts for Other Cities in Finland
Weather in Lahti — FAQ
Answers refreshed each request based on current conditions in Lahti.
What is the weather like right now in Lahti?
Right now in Lahti, Finland the temperature is 8.7°C (feels like 7.7°C), with mist. Relative humidity is 97% and wind is 6.8 km/h.
What is today's high and low temperature in Lahti?
Today's forecast high in Lahti is 17.1°C and the overnight low is 8.6°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in Lahti today?
The chance of precipitation in Lahti today is 60%. Forecast accuracy is highest within the next 6 hours and decreases steadily out to 14 days.
How often does the weather here update?
Current observations refresh every 15-60 minutes from the nearest monitoring stations operated by national meteorological agencies. The hourly forecast updates approximately every hour; the 7- and 14-day outlook is recomputed several times per day.
What does 'feels like' temperature mean?
Feels-like (apparent) temperature accounts for humidity, wind chill and direct sunshine — variables that change how the human body perceives heat or cold. On hot, humid days it can be 3-7°C above the actual reading; on cold windy days it can be 5-15°C below.
Why does the temperature in Lahti differ from nearby cities?
Even short distances can change temperatures noticeably. Lahti's reading reflects altitude, proximity to large bodies of water, urban heat island effects, and the exact location of the monitoring stations supplying the data. Coastal cities are typically milder and more humid than inland equivalents.