Weather stations › Porvoo Harabacka
Weather station · 101028
Porvoo Harabacka
Coordinates
60.39°N, 25.61°E
Elevation
22 m
Data since
02.10.2006
Observation period
2006–2026 · 21 yr
Climate summary
Annual mean temperature
6.3 °C
whole-period average
Precipitation / year
705 mm
mean annual precipitation
Hot days / year
21
max ≥ 25 °C
Ice days / year
54
max < 0 °C
Annual mean temperature 2007–2025
▲ +1.3 °C over the period
Climate normals · monthly
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Record high | 8.1 | 9.1 | 16.1 | 22.0 | 29.5 | 32.0 | 33.1 | 31.6 | 26.8 | 17.6 | 14.1 | 10.4 | 33.1 |
| Mean maximum | 4.7 | 5.0 | 10.1 | 17.6 | 24.7 | 28.3 | 28.9 | 27.1 | 21.4 | 14.9 | 10.3 | 6.2 | 30.0 |
| Average high | -1.9 | -1.4 | 3.2 | 9.4 | 16.4 | 20.8 | 23.3 | 21.4 | 16.2 | 9.3 | 4.3 | 0.9 | 10.2 |
| Daily mean | -4.5 | -4.2 | -0.6 | 4.6 | 11.1 | 15.7 | 18.4 | 16.7 | 12.1 | 6.3 | 2.2 | -1.3 | 6.4 |
| Average low | -7.4 | -7.1 | -4.2 | 0.0 | 5.4 | 10.3 | 13.3 | 12.0 | 8.2 | 3.5 | -0.1 | -3.7 | 2.5 |
| Mean minimum | -20.9 | -18.7 | -14.8 | -7.0 | -2.1 | 4.0 | 7.8 | 5.6 | 0.8 | -4.3 | -9.8 | -14.2 | -23.5 |
| Record low | -29.9 | -30.1 | -24.7 | -11.3 | -4.9 | 1.1 | 4.2 | 2.7 | -2.4 | -8.3 | -20.4 | -26.8 | -30.1 |
| Precipitation (mm) | 58 | 44 | 34 | 39 | 40 | 61 | 60 | 80 | 70 | 80 | 76 | 65 | 707 |
| Maximum snow depth (cm) | 29 | 31 | 23 | 10 | 0 | 0 | 0 | 0 | 0 | 1 | 9 | 16 | 35 |
All values for the selected period · temperatures °C · snow: mean of the maximum snow depth; the Year column covers the whole year
Records
Extremes over the entire observation period
On this day · 31.7.
Measured for this calendar day
Warmest
29.5°
2025
Coldest
8.9°
2008
On average
18.2°
19-year average
Wettest
16 mm
2015
Open in tools
Source: Finnish Meteorological Institute open data. Statistics are computed over the station's entire observation period.