Southwest Finland, Finland Weather

Southwest Finland,  Weather
(Photo by Alexandr Bormotin on Unsplash)

Current conditions

Updated:
0°C
0°F
°C °F

Condition: Overcast

Pressure: 1,030 hPa

Feel like: -4 °C

Temperature: 0°C

Cloud: 82%

Humidity: 91%

Wind: SW - 9 km/h

Visibility: 15.58 km

Weather forecast

Mon
09 Mar
0°C / 5°C
Overcast
Tue
10 Mar
0°C / 5°C
Overcast
Wed
11 Mar
0°C / 4°C
Overcast
Thu
12 Mar
0°C / 10°C
Mainly Clear
Fri
13 Mar
0°C / 7°C
Overcast
Hourly forecast today:
07:00 AM
-2° /
-2° /
Overcast
91% 16 km/h
08:00 AM
-1° /
-1° /
Partly Cloudy
85% 18 km/h
09:00 AM
0° /
0° /
Mainly Clear
79% 20 km/h
10:00 AM
0° /
0° /
Clear Sky
72% 23 km/h
11:00 AM
0° /
0° /
Clear Sky
65% 24 km/h
12:00 PM
0° /
0° /
Clear Sky
61% 26 km/h
13:00 PM
0° /
0° /
Clear Sky
63% 27 km/h
14:00 PM
0° /
0° /
Clear Sky
68% 27 km/h
15:00 PM
0° /
0° /
Clear Sky
74% 26 km/h
16:00 PM
0° /
0° /
Clear Sky
80% 24 km/h
17:00 PM
0° /
0° /
Clear Sky
87% 21 km/h

30 Day Averages and Extremes

  • Average high 3.33°C
  • Average low -3.87°C
  • Hottest day 12°C (17 March 2026)
  • Coldest day -19°C (19 February 2026)
  • Average humidity 86.27%
  • Days with precipitation 19 days
  • Highest precipitation 95 mm (25 February 2026)

Yesterday's Data

  • Max: 6°C
  • Min: -4°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in Southwest Finland over the next 12 hours

Temperature and possibility of rain in Southwest Finland in the coming days

Rainfall in Southwest Finland in the coming days

Southwest Finland Climate Summary

Southwest Finland features a Humid continental, no dry season, warm summer (Köppen classification: Dfb), with an average annual temperature of 7.25ºC (45.05ºF), which is about 1.61% higher than the national average for Finland. Annually, the city experiences approximately 33.46 millimeters (1.32 inches) of rainfall, spread across 92.84 rainy days, accounting for 25.44% of the year.

Longitude 60.3627914
Latitude 22.4439369
Yearly high temperature 8.64ºC (47.55ºF)
Yearly low temperature 3.85ºC (38.93ºF)
Hottest month July 20.47ºC (68.85ºF)
Coldest month February -5.67ºC (21.79ºF)
Yearly precip 33.46mm (1.32in)
Days with rainfall 92.84 days (25.44%)
Driest month April (76.98%)
Wettest month July (75.03%)

Weather averages by month

Month High / Low (°C) Rain
January -2.38° / -5.75° 8.0 days
February -1.62° / -5.67° 6.82 days
March 1.13° / -3.66° 5.55 days
April 6.75° / 1.45° 5.64 days
May 13.13° / 6.7° 7.73 days
June 16.92° / 10.4° 6.82 days
July 20.47° / 13.77° 8.82 days
August 19.61° / 13.72° 8.91 days
September 15.22° / 10.15° 8.82 days
October 8.82° / 5.06° 7.73 days
November 4.52° / 1.84° 8.0 days
December 1.16° / -1.86° 10.0 days

Frequently asked questions

1. What is the hottest month in Southwest Finland?

July has the highest average monthly temperature (daily mean of 20.47ºC) and February are the coolest (daily mean of -5.67ºC).

2. What should I wear in Southwest Finland today?

For today's cold weather in Southwest Finland, with temperatures ranging from 3ºC to 6ºC (37.4ºF to 42.8ºF), you should wear:
- Hat and gloves, particularly for early mornings or evenings
- Wool or thermal socks
- Layered clothing (such as a thermal shirt under a sweater)
- Warm jacket or medium-weight coat

Temperature

Early
-4°C / -3°C
Morning
0°C / 2°C
Afternoon
0°C / 4°C
Evening
-1°C / -1°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 0
  • CO 172
  • NH3 0
  • NO2 5
  • O3 80
  • PM10 5
  • PM25 3
  • SO2 2
  • CH4 0

Sunrise / Sunset

05:05
16:16