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Monthly climate in Tomter, Viken, Norway

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Tomter features a humid continental climate (Dfb).Temperatures typically range between -2 °C (29 °F) and 18 °C (65 °F) through the year, but rarely can drop to -19 °C (-1 °F) or can rise to as high as 33 °C (92 °F).The average annual precipitation amounts to about 946 mm (37.2 inches) and receives 137 rainy days on the 1 mm (0.04 inches) threshold annually.Tomter enjoys an average of 3423 hours of sunshine throughout the year, and daylight varies from 6 hours 6 minutes to 18 hours 34 minutes per day.

Monthly average temperatures in Tomter, Viken, Norway §

The warmest months in Tomter are June, July and August, with daily mean temperatures ranging from 16 to 18 °C (61 - 65 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -2 to -1 °C (29 - 31 °F) throughout the day. On average each year, Tomter experiences 17 days above 25 °C (77.0 °F) and 110 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Tomter, Viken, Norway.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 9°C
(49°F)		 10°C
(50°F)		 19°C
(67°F)		 23°C
(74°F)		 30°C
(86°F)		 30°C
(86°F)		 33°C
(92°F)		 29°C
(84°F)		 25°C
(78°F)		 18°C
(64°F)		 14°C
(58°F)		 8°C
(47°F)
Mean maximum 7°C
(44°F)		 7°C
(45°F)		 14°C
(58°F)		 20°C
(67°F)		 24°C
(76°F)		 25°C
(78°F)		 28°C
(83°F)		 26°C
(79°F)		 22°C
(72°F)		 15°C
(59°F)		 11°C
(51°F)		 7°C
(46°F)
Average high 1°C
(34°F)		 1°C
(34°F)		 5°C
(42°F)		 11°C
(52°F)		 16°C
(60°F)		 21°C
(70°F)		 23°C
(73°F)		 20°C
(69°F)		 16°C
(61°F)		 10°C
(51°F)		 5°C
(41°F)		 1°C
(34°F)
Daily mean -2°C
(29°F)		 -2°C
(29°F)		 1°C
(35°F)		 6°C
(43°F)		 11°C
(52°F)		 16°C
(62°F)		 18°C
(65°F)		 16°C
(61°F)		 12°C
(55°F)		 7°C
(46°F)		 3°C
(37°F)		 -1°C
(31°F)
Average low -4°C
(25°F)		 -4°C
(24°F)		 -2°C
(28°F)		 1°C
(34°F)		 6°C
(43°F)		 11°C
(53°F)		 13°C
(56°F)		 12°C
(54°F)		 9°C
(49°F)		 5°C
(41°F)		 1°C
(34°F)		 -3°C
(27°F)
Mean minimum -13°C
(10°F)		 -14°C
(8°F)		 -8°C
(17°F)		 -5°C
(23°F)		 -0°C
(31°F)		 7°C
(45°F)		 9°C
(48°F)		 7°C
(44°F)		 4°C
(39°F)		 -2°C
(29°F)		 -7°C
(20°F)		 -10°C
(14°F)
Minimum -17°C
(2°F)		 -19°C
(-1°F)		 -16°C
(4°F)		 -11°C
(12°F)		 -1°C
(30°F)		 5°C
(41°F)		 8°C
(47°F)		 5°C
(42°F)		 0°C
(32°F)		 -4°C
(25°F)		 -9°C
(16°F)		 -13°C
(9°F)

Compare climate in Tomter with other places

Compare temperature, precipitation, sunshine, UV index in Tomter, Viken, Norway with other places around the world.

Monthly average precipitation in Tomter, Viken, Norway §

Tomter usually has the most precipitation in July, October and November, with an average of 12 rainy days and 102 mm (4.0 inches) of precipitation per month.The driest months in Tomter are January, February and April. On average, 50 mm (2.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Tomter, Viken, Norway.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 55 (2.2) 60 (2.4) 60 (2.4) 35 (1.4) 80 (3.1) 81 (3.2) 95 (3.7) 85 (3.3) 92 (3.6) 115 (4.5) 96 (3.8) 93 (3.6)
Average precipitation days (≥ 1 mm) 9 10 9 7 12 13 11 12 12 15 12 15

Monthly sunshine hours in Tomter, Viken, Norway §

The sunniest months in Tomter are May, June and July, when the sun shines an average of 14 hours 39 minutes a day.Least sunny months in Tomter: January, November and December receive an average of 3 hours 30 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Tomter, Viken, Norway.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 90 178 288 373 421 455 472 403 282 224 133 98
Mean daily daylight hours 6h 53m 9h 11m 11h 52m 14h 35m 17h 7m 18h 34m 17h 46m 15h 26m 12h 46m 10h 5m 7h 33m 6h 6m

Solar UV radiation in Tomter, Viken, Norway §

Tomter experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 5 - 7, 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 Tomter UV Index data.

Average daily maximum UV levels by month for Tomter, Viken, Norway.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 1 1 3 4 5 7 7 5 4 2 1 1