🌡️ The mean annual temperature is 5.4 degrees Celsius (41.8 degrees Fahrenheit). See the temperatures page for a monthly breakdown and the fixed scale graph.
🐬 Average monthly temperatures vary by 21.5 °C (38.7°F). This indicates that the continentality type is continental, subtype subcontinental.
☔ Total annual precipitation averages 558 mm (22 inches) which is equivalent to 558 Litres/m² (13.69 Gallons/ft²).
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In the winter time records indicate temperatures by day reach -0.3°C (31.4°F) on average falling to -5.3°C (22.4°F) overnight.
In spring time temperatures climb reaching 6.3°C (43.4°F) generally in the afternoon with overnight lows of -1.3°C (29.6°F).
During summer average high temperatures are 19.3°C (66.8°F) and average low temperatures are 10.7°C (51.2°F).
Come autumn/ fall temperatures decrease achieving average highs of 9.7°C (49.4°F) during the day and lows of 4.3°C (39.8°F) generally shortly after sunrise.
✨ The longest day of the year is 18:31 long on the 22 of June and the shortest day is 5:28 long on the 21 of December.
🐇Were you to burrow down through the centre of the Earth from Mariehamn you would pop up nearest to the climate station at Mcmurdo Sound, Antarctica where you would find a Ice Cap climate.
🌍Mariehamn, Åland Islands, Finland is at 60°7'N, 19°53'E, 4 m (13 ft). Check the location on the map.
Climate Variable | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | ||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Average Max Temperature °C ( °F) | -1 (30) | -2 (28) | 1 (34) | 6 (43) | 12 (54) | 17 (63) | 21 (70) | 20 (68) | 15 (59) | 9 (48) | 5 (41) | 2 (36) | 9 (48) | ||
Average Temperature °C ( °F) | -4 (26) | -5 (23) | -3 (28) | 3 (37) | 8 (46) | 13 (55) | 17 (62) | 16 (61) | 12 (53) | 7 (44) | 3 (37) | 0 (32) | 5 (42) | ||
Average Min Temperature °C ( °F) | -6 (21) | -8 (18) | -6 (21) | -1 (30) | 3 (37) | 8 (46) | 12 (54) | 12 (54) | 8 (46) | 4 (39) | 1 (34) | -2 (28) | 2 (36) | ||
Average Precipitation mm (in) | 48 (2) | 31 (1) | 26 (1) | 33 (1) | 32 (1) | 37 (1) | 45 (2) | 66 (3) | 64 (3) | 57 (2) | 62 (2) | 57 (2) | 558 (22) | ||
Number of Wet Days (probability of rain on a day %) | 20 (65) | 16 (57) | 13 (42) | 12 (40) | 10 (32) | 11 (37) | 12 (39) | 13 (42) | 16 (53) | 18 (58) | 19 (63) | 20 (65) | 180 (49) | ||
Average Daylight Hours/ Day | 6h 48' | 9h 05' | 11h 47' | 14h 37' | 17h 13' | 18h 45' | 18h 02' | 15h 41' | 12h 53' | 10h 03' | 7h 28' | 6h 00' | 12h 00' | ||
Sun altitude at solar noon on the 21st day (°). | 10.1 | 19.4 | 30.2 | 41.8 | 50.1 | 53.3 | 50.3 | 42 | 30.5 | 19.1 | 10 | 6.6 | 30.2 |
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