Southern Ostrobothnia, Finland Weather

Southern Ostrobothnia,  Weather
(Photo by Alexandr Bormotin on Unsplash)

Current conditions

Updated:
11°C
51.8°F
°C °F

Condition: Overcast

Pressure: 985 hPa

Feel like: 9 °C

Temperature: 11°C

Cloud: 100%

Humidity: 94%

Wind: SSW - 14 km/h

Visibility: 21.42 km

Weather forecast

Sun
20 Sep
6°C / 14°C
Overcast
Mon
21 Sep
4°C / 13°C
Drizzle
Tue
22 Sep
4°C / 14°C
Fog
Wed
23 Sep
6°C / 15°C
Overcast
Thu
24 Sep
6°C / 15°C
Moderate Drizzle
Hourly forecast today:
06:00 AM
10° / 11°
10° / 11°
Overcast
94% 29 km/h
07:00 AM
10° / 12°
10° / 12°
Overcast
91% 33 km/h
08:00 AM
10° / 13°
10° / 13°
Overcast
86% 36 km/h
09:00 AM
10° / 13°
10° / 13°
Overcast
82% 38 km/h
10:00 AM
9° / 13°
9° / 13°
Overcast
77% 40 km/h
11:00 AM
9° / 13°
9° / 13°
Overcast
73% 41 km/h
12:00 PM
9° / 14°
9° / 14°
Overcast
73% 41 km/h
13:00 PM
9° / 14°
9° / 14°
Overcast
73% 40 km/h
14:00 PM
9° / 14°
9° / 14°
Overcast
72% 39 km/h
15:00 PM
9° / 13°
9° / 13°
Overcast
75% 39 km/h
16:00 PM
9° / 13°
9° / 13°
Overcast
78% 37 km/h

30 Day Averages and Extremes

  • Average high 13.63°C
  • Average low 6.53°C
  • Hottest day 18°C (28 September 2026)
  • Coldest day 0°C (06 September 2026)
  • Average humidity 79.4%
  • Days with precipitation 26 days
  • Highest precipitation 70 mm (07 September 2026)

Yesterday's Data

  • Max: 14°C
  • Min: 11°C
  • Total Precipitation: 8 mm

Temperature and possibility of rain in Southern Ostrobothnia over the next 12 hours

Temperature and possibility of rain in Southern Ostrobothnia in the coming days

Rainfall in Southern Ostrobothnia in the coming days

Southern Ostrobothnia Climate Summary

Southern Ostrobothnia features a Subartic, severe winter, no dry season, cool summer (Köppen classification: Dfc), with an average annual temperature of 5.79ºC (42.42ºF), which is about 0.15% higher than the national average for Finland. Annually, the city experiences approximately 37.99 millimeters (1.5 inches) of rainfall, spread across 107.64 rainy days, accounting for 29.49% of the year.

Longitude 62.9433099
Latitude 23.5285267
Yearly high temperature 7.66ºC (45.79ºF)
Yearly low temperature 1.2ºC (34.16ºF)
Hottest month July 21.56ºC (70.81ºF)
Coldest month February -8.77ºC (16.21ºF)
Yearly precip 37.99mm (1.5in)
Days with rainfall 107.64 days (29.49%)
Driest month March (90.36%)
Wettest month August (77.05%)

Weather averages by month

Month High / Low (°C) Rain
January -5.26° / -9.23° 7.27 days
February -3.78° / -8.77° 5.27 days
March -0.16° / -6.18° 7.18 days
April 6.42° / -0.58° 7.27 days
May 14.22° / 4.96° 8.64 days
June 18.38° / 8.75° 10.64 days
July 21.56° / 11.82° 11.55 days
August 19.55° / 10.73° 12.64 days
September 14.26° / 7.28° 8.55 days
October 6.81° / 1.88° 9.45 days
November 1.85° / -1.12° 9.45 days
December -1.99° / -5.15° 9.73 days

Frequently asked questions

1. What is the hottest month in Southern Ostrobothnia?

July has the highest average monthly temperature (daily mean of 21.56ºC) and February are the coolest (daily mean of -8.77ºC).

2. What should I wear in Southern Ostrobothnia today?

For today's mild weather in Southern Ostrobothnia, with temperatures between 12ºC to 15ºC (53.6ºF to 59.0ºF), consider wearing:
- Comfortable jeans or slacks
- Lightweight sweater or cardigan
- Sun hat (if spending time outdoors)
- Scarf (optional)

Temperature

Early
10°C / 11°C
Morning
10°C / 13°C
Afternoon
9°C / 13°C
Evening
11°C / 12°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 429
  • CO 184
  • NH3 0
  • NO2 0
  • O3 54
  • PM10 1
  • PM25 1
  • SO2 0
  • CH4 1,387

Sunrise / Sunset

04:03
16:33