Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Lapua features a subarctic climate (Dfc).Temperatures typically range between -6 °C (22 °F) and 17 °C (63 °F) through the year, but rarely can drop to -29 °C (-19 °F) or can rise to as high as 32 °C (90 °F).The average annual precipitation amounts to about 682 mm (26.8 inches) and receives 134 rainy days on the 1 mm (0.04 inches) threshold annually.Lapua enjoys an average of 3200 hours of sunshine throughout the year, and daylight varies from 4 hours 50 minutes to 20 hours 7 minutes per day.
The warmest months in Lapua are June, July and August, with daily mean temperatures ranging from 15 to 17 °C (59 - 63 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -6 to -3 °C (22 - 27 °F) throughout the day. On average each year, Lapua experiences 15 days above 25 °C (77.0 °F) and 155 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 8°C (46°F) | 7°C (44°F) | 11°C (52°F) | 21°C (71°F) | 28°C (83°F) | 32°C (90°F) | 32°C (89°F) | 31°C (89°F) | 23°C (74°F) | 20°C (68°F) | 11°C (53°F) | 5°C (42°F) |
Mean maximum | 4°C (40°F) | 4°C (40°F) | 9°C (48°F) | 16°C (61°F) | 24°C (76°F) | 27°C (80°F) | 28°C (83°F) | 26°C (80°F) | 21°C (69°F) | 15°C (59°F) | 9°C (48°F) | 4°C (39°F) |
Average high | -2°C (28°F) | -3°C (27°F) | 2°C (36°F) | 7°C (46°F) | 14°C (57°F) | 20°C (68°F) | 22°C (71°F) | 19°C (67°F) | 14°C (57°F) | 7°C (46°F) | 3°C (37°F) | -1°C (30°F) |
Daily mean | -5°C (24°F) | -6°C (22°F) | -2°C (29°F) | 3°C (37°F) | 9°C (48°F) | 15°C (60°F) | 17°C (63°F) | 15°C (59°F) | 10°C (50°F) | 5°C (41°F) | 1°C (34°F) | -3°C (27°F) |
Average low | -7°C (19°F) | -9°C (16°F) | -6°C (21°F) | -2°C (29°F) | 3°C (38°F) | 10°C (49°F) | 11°C (53°F) | 10°C (51°F) | 6°C (44°F) | 2°C (36°F) | -1°C (30°F) | -5°C (24°F) |
Mean minimum | -21°C (-5°F) | -22°C (-7°F) | -18°C (-1°F) | -9°C (17°F) | -3°C (26°F) | 4°C (39°F) | 6°C (42°F) | 4°C (39°F) | -1°C (31°F) | -8°C (17°F) | -10°C (14°F) | -13°C (8°F) |
Minimum | -29°C (-19°F) | -26°C (-15°F) | -27°C (-17°F) | -15°C (5°F) | -5°C (23°F) | -1°C (30°F) | 3°C (38°F) | 3°C (38°F) | -3°C (26°F) | -12°C (11°F) | -16°C (3°F) | -25°C (-12°F) |
Compare temperature, precipitation, sunshine, UV index in Lapua, South Ostrobothnia, Finland with other places around the world.
Lapua usually has the most precipitation in August, September and October, with an average of 13 rainy days and 79 mm (3.1 inches) of precipitation per month.The driest months in Lapua are January, February and March. On average, 39 mm (1.5 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 37 (1.4) | 39 (1.5) | 41 (1.6) | 46 (1.8) | 61 (2.4) | 58 (2.3) | 59 (2.3) | 87 (3.4) | 68 (2.7) | 81 (3.2) | 58 (2.3) | 46 (1.8) |
Average precipitation days (≥ 1 mm) | 10 | 9 | 11 | 10 | 10 | 10 | 11 | 15 | 12 | 14 | 10 | 12 |
The sunniest months in Lapua are May, June and July, when the sun shines an average of 15 hours 29 minutes a day.Least sunny months in Lapua: January, November and December receive an average of 1 hours 50 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 38 | 138 | 263 | 355 | 444 | 502 | 479 | 406 | 267 | 173 | 89 | 40 |
Mean daily daylight hours | 5h 53m | 8h 43m | 11h 50m | 15h 0m | 18h 6m | 20h 7m | 18h 59m | 16h 1m | 12h 54m | 9h 46m | 6h 44m | 4h 50m |
Lapua experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 5 - 6, which corresponds to the Moderate / High category of sun exposure.January, February and November are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 1. For more detailed information, check out our hourly Lapua UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 1 | 1 | 2 | 3 | 5 | 6 | 6 | 5 | 3 | 2 | 1 | 1 |