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Monthly climate in Indre Arna, Norway

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Indre Arna features a oceanic climate (Cfb). Temperatures typically range between 1 °C (34 °F) and 15 °C (58 °F) through the year, but rarely can drop to -21 °C (-6 °F) or can rise to as high as 31 °C (87 °F). The average annual precipitation amounts to about 2698 mm (106.2 inches) and receives 213 rainy days on the 1 mm (0.04 inches) threshold annually. Indre Arna enjoys an average of 2953 hours of sunshine throughout the year, and daylight varies from 5 hours 52 minutes to 18 hours 50 minutes per day.

Monthly average temperatures in Indre Arna, Norway

The warmest months in Indre Arna are June, July and August, with daily mean temperatures ranging from 13 to 15 °C (56 - 58 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 1 to 2 °C (34 - 36 °F) throughout the day. On average each year, Indre Arna experiences 3 days above 25 °C (77.0 °F) and 71 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Indre Arna. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum10°C
(51°F)		11°C
(52°F)		13°C
(55°F)		20°C
(68°F)		27°C
(82°F)		27°C
(81°F)		31°C
(87°F)		26°C
(78°F)		21°C
(70°F)		19°C
(66°F)		13°C
(56°F)		12°C
(54°F)
Mean maximum8°C
(46°F)		8°C
(46°F)		10°C
(50°F)		17°C
(63°F)		22°C
(71°F)		23°C
(73°F)		26°C
(79°F)		23°C
(73°F)		19°C
(67°F)		16°C
(61°F)		11°C
(52°F)		10°C
(49°F)
Average high3°C
(38°F)		3°C
(38°F)		5°C
(42°F)		9°C
(49°F)		13°C
(56°F)		17°C
(62°F)		18°C
(65°F)		17°C
(63°F)		14°C
(58°F)		10°C
(50°F)		6°C
(43°F)		4°C
(39°F)
Daily mean1°C
(35°F)		1°C
(34°F)		3°C
(37°F)		6°C
(42°F)		9°C
(49°F)		13°C
(56°F)		15°C
(58°F)		14°C
(58°F)		11°C
(53°F)		8°C
(46°F)		4°C
(40°F)		2°C
(36°F)
Average low-1°C
(30°F)		-2°C
(29°F)		-0°C
(32°F)		2°C
(35°F)		6°C
(42°F)		10°C
(50°F)		11°C
(52°F)		11°C
(52°F)		9°C
(48°F)		6°C
(42°F)		2°C
(37°F)		0°C
(33°F)
Mean minimum-9°C
(16°F)		-10°C
(15°F)		-7°C
(19°F)		-4°C
(25°F)		-0°C
(32°F)		6°C
(43°F)		6°C
(44°F)		7°C
(44°F)		4°C
(40°F)		-1°C
(31°F)		-6°C
(22°F)		-6°C
(22°F)
Minimum-17°C
(2°F)		-21°C
(-6°F)		-18°C
(1°F)		-7°C
(19°F)		-1°C
(31°F)		4°C
(39°F)		5°C
(41°F)		6°C
(43°F)		3°C
(38°F)		-3°C
(27°F)		-9°C
(16°F)		-11°C
(13°F)

Compare climate in Indre Arna with other places

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

Monthly average precipitation in Indre Arna, Norway

Indre Arna usually has the most precipitation in September, October and December, with an average of 19 rainy days and 317 mm (12.5 inches) of precipitation per month. The driest months in Indre Arna are April, May and July. On average, 133 mm (5.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Indre Arna. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)222 (8.8)219 (8.6)226 (8.9)136 (5.4)94 (3.7)174 (6.8)168 (6.6)255 (10.0)332 (13.1)363 (14.3)251 (9.9)256 (10.1)
Average precipitation days (≥ 1 mm)171720151516162018221819

Monthly sunshine hours in Indre Arna, Norway

The sunniest months in Indre Arna are May, June and July, when the sun shines an average of 13 hours 12 minutes a day. Least sunny months in Indre Arna: January, November and December receive an average of 2 hours 39 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Indre Arna. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours6114423131741137742636424818711665
Mean daily daylight hours6h 42m9h 6m11h 51m14h 40m17h 18m18h 50m17h 59m15h 33m12h 48m10h 1m7h 24m5h 52m

Solar UV radiation in Indre Arna, Norway

Indre Arna 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, November and December 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 Indre Arna UV Index data.

Average daily maximum UV levels by month for Indre Arna. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)123457654211