Weather stations › Hanko Tulliniemi
Weather station · 100946
Hanko Tulliniemi
Coordinates
59.81°N, 22.91°E
Elevation
10 m
Data since
29.09.1990
Observation period
1990–2026 · 37 yr
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Climate summary
Annual mean temperature
6.7 °C
whole-period average
Hot days / year
3
max ≥ 25 °C
Ice days / year
40
max < 0 °C
Annual mean temperature 1992–2025
▲ +2.2 °C over the period
1992anomaly from the period average · gaps shown in dark grey2025
Climate normals · monthly
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Record high | 7.6 | 6.4 | 11.4 | 18.1 | 24.6 | 27.9 | 28.9 | 27.6 | 22.5 | 16.5 | 12.8 | 8.9 | 28.9 |
| Mean maximum | 4.4 | 3.5 | 6.2 | 12.1 | 18.9 | 21.7 | 24.8 | 23.5 | 19.1 | 13.8 | 9.2 | 6.0 | 25.6 |
| Average high | 0.2 | -0.9 | 1.4 | 5.9 | 11.5 | 16.2 | 20.0 | 19.4 | 15.0 | 9.6 | 5.3 | 2.4 | 8.8 |
| Daily mean | -1.6 | -2.8 | -0.7 | 3.2 | 8.5 | 13.4 | 17.3 | 17.1 | 13.1 | 7.8 | 3.7 | 0.8 | 6.7 |
| Average low | -3.8 | -4.9 | -2.9 | 1.3 | 6.2 | 11.5 | 15.4 | 15.2 | 11.4 | 6.4 | 2.1 | -1.2 | 4.7 |
| Mean minimum | -13.5 | -14.1 | -10.1 | -3.0 | 1.9 | 7.6 | 11.7 | 11.0 | 6.0 | -0.1 | -4.3 | -9.2 | -17.3 |
| Record low | -25.4 | -22.7 | -17.2 | -8.9 | -1.4 | 4.8 | 9.9 | 8.5 | 2.8 | -5.0 | -13.1 | -22.3 | -25.4 |
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 · 28.7.
Measured for this calendar day
Warmest
28.0°
2019
Coldest
11.5°
2000
On average
18.3°
34-year average
Open in tools
Source: Finnish Meteorological Institute open data. Statistics are computed over the station's entire observation period.