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Monthly climate in Bloenduos, Iceland

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Bloenduos features a ice cap climate ET). Temperatures typically range between -1 °C (30 °F) and 10 °C (50 °F) through the year, but rarely can drop to -15 °C (5 °F) or can rise to as high as 20 °C (68 °F). The average annual precipitation amounts to about 1066 mm (42.0 inches) and receives 192 rainy days on the 1 mm (0.04 inches) threshold annually. Bloenduos enjoys an average of 1682 hours of sunshine throughout the year, and daylight varies from 3 hours 21 minutes to 22 hours 32 minutes per day.

Monthly average temperatures in Bloenduos, Iceland

The warmest months in Bloenduos are June, July and August, with daily mean temperatures ranging from 8 to 10 °C (46 - 50 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -1 to -1 °C (30 - 31 °F) throughout the day. On average each year, Bloenduos experiences 0 days above 25 °C (77.0 °F) and 129 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Bloenduos. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum10°C
(50°F)		9°C
(49°F)		9°C
(49°F)		12°C
(54°F)		16°C
(60°F)		18°C
(64°F)		19°C
(67°F)		20°C
(68°F)		16°C
(62°F)		11°C
(52°F)		11°C
(53°F)		10°C
(50°F)
Mean maximum8°C
(46°F)		7°C
(45°F)		7°C
(45°F)		10°C
(51°F)		14°C
(58°F)		14°C
(58°F)		16°C
(62°F)		16°C
(61°F)		15°C
(59°F)		10°C
(50°F)		8°C
(48°F)		8°C
(46°F)
Average high1°C
(34°F)		1°C
(33°F)		2°C
(35°F)		4°C
(40°F)		7°C
(45°F)		10°C
(50°F)		12°C
(53°F)		12°C
(53°F)		9°C
(49°F)		6°C
(42°F)		2°C
(36°F)		1°C
(34°F)
Daily mean-1°C
(30°F)		-1°C
(30°F)		-0°C
(32°F)		2°C
(36°F)		5°C
(41°F)		8°C
(46°F)		10°C
(50°F)		10°C
(50°F)		8°C
(46°F)		4°C
(40°F)		1°C
(34°F)		-1°C
(31°F)
Average low-4°C
(26°F)		-3°C
(26°F)		-2°C
(28°F)		-0°C
(32°F)		3°C
(37°F)		6°C
(43°F)		8°C
(47°F)		8°C
(47°F)		6°C
(43°F)		2°C
(37°F)		-1°C
(31°F)		-3°C
(28°F)
Mean minimum-10°C
(14°F)		-11°C
(13°F)		-9°C
(17°F)		-8°C
(19°F)		-2°C
(29°F)		2°C
(36°F)		5°C
(42°F)		5°C
(42°F)		1°C
(34°F)		-2°C
(28°F)		-7°C
(20°F)		-11°C
(12°F)
Minimum-13°C
(9°F)		-14°C
(7°F)		-14°C
(7°F)		-10°C
(14°F)		-3°C
(27°F)		0°C
(33°F)		4°C
(40°F)		3°C
(38°F)		-1°C
(30°F)		-6°C
(21°F)		-10°C
(15°F)		-15°C
(5°F)

Compare climate in Bloenduos with other places

Compare temperature, precipitation, sunshine, UV index in Bloenduos, Iceland with other places around the world.

Monthly average precipitation in Bloenduos, Iceland

Bloenduos usually has the most precipitation in September, October and December, with an average of 18 rainy days and 127 mm (5.0 inches) of precipitation per month. The driest months in Bloenduos are April, May and June. On average, 66 mm (2.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Bloenduos. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)83 (3.3)83 (3.3)77 (3.0)68 (2.7)57 (2.3)72 (2.8)79 (3.1)80 (3.1)170 (6.7)109 (4.3)87 (3.4)101 (4.0)
Average precipitation days (≥ 1 mm)161616141415141420181718

Monthly sunshine hours in Bloenduos, Iceland

The sunniest months in Bloenduos are May, June and July, when the sun shines an average of 8 hours 21 minutes a day. Least sunny months in Bloenduos: January, November and December receive an average of 0 hours 31 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Bloenduos. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours156015622228624623620913778275
Mean daily daylight hours4h 49m8h 17m11h 49m15h 25m19h 11m22h 32m20h 26m16h 34m12h 59m9h 28m5h 53m3h 21m

Solar UV radiation in Bloenduos, Iceland

Bloenduos 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 Bloenduos UV Index data.

Average daily maximum UV levels by month for Bloenduos. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)112356543211