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Monthly climate in Bronnoysund, Norway

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Bronnoysund features a subarctic climate (Dfc). Temperatures typically range between -1 °C (30 °F) and 14 °C (58 °F) through the year, but rarely can drop to -15 °C (6 °F) or can rise to as high as 28 °C (83 °F). The average annual precipitation amounts to about 2052 mm (80.8 inches) and receives 211 rainy days on the 1 mm (0.04 inches) threshold annually. Bronnoysund enjoys an average of 3090 hours of sunshine throughout the year, and daylight varies from 3 hours 29 minutes to 22 hours 12 minutes per day.

Monthly average temperatures in Bronnoysund, Norway

The warmest months in Bronnoysund are June, July and August, with daily mean temperatures ranging from 12 to 14 °C (54 - 58 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -1 to 0 °C (30 - 33 °F) throughout the day. On average each year, Bronnoysund experiences 1 days above 25 °C (77.0 °F) and 94 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Bronnoysund. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum9°C
(48°F)		8°C
(47°F)		8°C
(47°F)		17°C
(62°F)		19°C
(67°F)		26°C
(78°F)		28°C
(83°F)		25°C
(78°F)		19°C
(66°F)		16°C
(61°F)		11°C
(52°F)		9°C
(48°F)
Mean maximum6°C
(44°F)		6°C
(43°F)		7°C
(45°F)		12°C
(54°F)		17°C
(62°F)		21°C
(69°F)		24°C
(76°F)		22°C
(72°F)		18°C
(64°F)		14°C
(57°F)		9°C
(49°F)		7°C
(45°F)
Average high1°C
(34°F)		1°C
(33°F)		3°C
(37°F)		6°C
(43°F)		10°C
(49°F)		14°C
(58°F)		17°C
(62°F)		16°C
(60°F)		13°C
(55°F)		8°C
(46°F)		4°C
(40°F)		2°C
(36°F)
Daily mean-0°C
(31°F)		-1°C
(30°F)		1°C
(33°F)		3°C
(38°F)		7°C
(45°F)		12°C
(54°F)		14°C
(58°F)		13°C
(56°F)		10°C
(51°F)		6°C
(43°F)		3°C
(37°F)		0°C
(33°F)
Average low-2°C
(28°F)		-3°C
(26°F)		-2°C
(29°F)		1°C
(33°F)		5°C
(41°F)		9°C
(49°F)		11°C
(53°F)		11°C
(52°F)		8°C
(47°F)		5°C
(41°F)		1°C
(34°F)		-1°C
(30°F)
Mean minimum-9°C
(16°F)		-11°C
(13°F)		-9°C
(15°F)		-6°C
(21°F)		-1°C
(31°F)		5°C
(42°F)		7°C
(45°F)		7°C
(44°F)		4°C
(40°F)		-2°C
(30°F)		-7°C
(20°F)		-8°C
(19°F)
Minimum-14°C
(8°F)		-14°C
(7°F)		-15°C
(6°F)		-10°C
(14°F)		-2°C
(29°F)		3°C
(37°F)		6°C
(43°F)		6°C
(42°F)		3°C
(37°F)		-3°C
(26°F)		-10°C
(14°F)		-12°C
(11°F)

Compare climate in Bronnoysund with other places

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

Monthly average precipitation in Bronnoysund, Norway

Bronnoysund usually has the most precipitation in March, September and October, with an average of 19 rainy days and 225 mm (8.9 inches) of precipitation per month. The driest months in Bronnoysund are May, June and July. On average, 112 mm (4.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Bronnoysund. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)199 (7.8)146 (5.7)212 (8.4)148 (5.8)92 (3.6)129 (5.1)114 (4.5)184 (7.2)247 (9.7)217 (8.5)194 (7.6)170 (6.7)
Average precipitation days (≥ 1 mm)171520171517161919191918

Monthly sunshine hours in Bronnoysund, Norway

The sunniest months in Bronnoysund are May, June and July, when the sun shines an average of 14 hours 51 minutes a day. Least sunny months in Bronnoysund: January, November and December receive an average of 1 hours 28 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Bronnoysund. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours311302533384324534803862861937923
Mean daily daylight hours4h 54m8h 18m11h 48m15h 22m19h 5m22h 12m20h 19m16h 32m12h 59m9h 30m5h 58m3h 29m

Solar UV radiation in Bronnoysund, Norway

Bronnoysund experiences the highest level of ultraviolet (UV) radiation in May, June and July, 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 Bronnoysund UV Index data.

Average daily maximum UV levels by month for Bronnoysund. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)112456643211