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Monthly climate in Kalundborg, Denmark

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Kalundborg features a oceanic climate (Cfb). Temperatures typically range between 3 °C (38 °F) and 18 °C (65 °F) through the year, but rarely can drop to -6 °C (21 °F) or can rise to as high as 26 °C (80 °F). The average annual precipitation amounts to about 821 mm (32.3 inches) and receives 146 rainy days on the 1 mm (0.04 inches) threshold annually. Kalundborg enjoys an average of 3444 hours of sunshine throughout the year, and daylight varies from 7 hours 6 minutes to 17 hours 24 minutes per day.

Monthly average temperatures in Kalundborg, Denmark

The warmest months in Kalundborg are June, July and August, with daily mean temperatures ranging from 16 to 18 °C (62 - 65 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 3 to 4 °C (38 - 40 °F) throughout the day. On average each year, Kalundborg experiences 0 days above 25 °C (77.0 °F) and 11 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Kalundborg. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum10°C
(50°F)		10°C
(51°F)		10°C
(51°F)		14°C
(57°F)		21°C
(70°F)		22°C
(73°F)		25°C
(78°F)		26°C
(80°F)		23°C
(73°F)		17°C
(64°F)		16°C
(60°F)		10°C
(50°F)
Mean maximum8°C
(47°F)		8°C
(46°F)		9°C
(48°F)		12°C
(54°F)		17°C
(62°F)		20°C
(68°F)		22°C
(73°F)		23°C
(74°F)		20°C
(68°F)		17°C
(62°F)		13°C
(56°F)		9°C
(48°F)
Average high5°C
(41°F)		4°C
(40°F)		5°C
(42°F)		8°C
(47°F)		13°C
(55°F)		18°C
(64°F)		19°C
(67°F)		19°C
(67°F)		17°C
(62°F)		13°C
(56°F)		9°C
(49°F)		6°C
(43°F)
Daily mean4°C
(39°F)		3°C
(38°F)		4°C
(40°F)		7°C
(45°F)		11°C
(53°F)		16°C
(62°F)		18°C
(64°F)		18°C
(65°F)		15°C
(60°F)		12°C
(54°F)		8°C
(47°F)		5°C
(41°F)
Average low3°C
(37°F)		2°C
(36°F)		3°C
(37°F)		6°C
(42°F)		10°C
(50°F)		15°C
(59°F)		16°C
(61°F)		17°C
(62°F)		14°C
(58°F)		11°C
(52°F)		7°C
(45°F)		4°C
(40°F)
Mean minimum-1°C
(31°F)		-2°C
(30°F)		-0°C
(32°F)		2°C
(35°F)		6°C
(42°F)		11°C
(53°F)		14°C
(57°F)		14°C
(58°F)		12°C
(53°F)		7°C
(45°F)		2°C
(37°F)		1°C
(34°F)
Minimum-4°C
(25°F)		-6°C
(21°F)		-6°C
(21°F)		0°C
(32°F)		4°C
(40°F)		10°C
(51°F)		13°C
(55°F)		14°C
(57°F)		11°C
(52°F)		4°C
(40°F)		1°C
(34°F)		-1°C
(30°F)

Compare climate in Kalundborg with other places

Compare temperature, precipitation, sunshine, UV index in Kalundborg, Denmark with other places around the world.

Monthly average precipitation in Kalundborg, Denmark

Kalundborg usually has the most precipitation in August, September and October, with an average of 14 rainy days and 98 mm (3.8 inches) of precipitation per month. The driest months in Kalundborg are February, April and June. On average, 46 mm (1.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Kalundborg. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)62 (2.4)54 (2.1)58 (2.3)32 (1.3)59 (2.3)52 (2.0)74 (2.9)97 (3.8)88 (3.5)107 (4.2)64 (2.5)73 (2.9)
Average precipitation days (≥ 1 mm)1211107119131314171514

Monthly sunshine hours in Kalundborg, Denmark

The sunniest months in Kalundborg are May, June and July, when the sun shines an average of 14 hours 8 minutes a day. Least sunny months in Kalundborg: January, November and December receive an average of 3 hours 55 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Kalundborg. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours95187255370418436446403317247150116
Mean daily daylight hours7h 43m9h 37m11h 53m14h 13m16h 17m17h 24m16h 48m14h 55m12h 40m10h 22m8h 16m7h 6m

Solar UV radiation in Kalundborg, Denmark

Kalundborg experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 6 - 8, which corresponds to the High / Very High category of sun exposure. January, February and December are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 2. For more detailed information, check out our hourly Kalundborg UV Index data.

Average daily maximum UV levels by month for Kalundborg. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)123568765321