Hønefoss Weather & Climate: Best Time to Visit

The climate in Hønefoss is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a pleasant 22°C (72°F) in July to a very cold -2°C (28°F) in January.

Nighttime temperatures range from 12°C (54°F) in July to -8°C (18°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Generally, Hønefoss receives mid-range precipitation levels, with 991 mm (39 in) annually. The amount of precipitation varies moderately throughout the year. The wettest month, August, sees around 111 mm (4.4 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, March, still receives a respectable 56 mm (2.2 in) of snow/rainfall. For more details, please visit our Hønefoss Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

In Hønefoss, summer days are longer and more sunny, with daily sunshine hours peaking at 8.0 hours in May. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 1.3 hours per average day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The relative humidity is high throughout the year in Hønefoss.

The city experiences its highest humidity in November, reaching 86%. In May, the humidity drops to its lowest level at 60%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year