December weather forecast
Fredrikstad, Norway

December confirms the full swing of winter in Fredrikstad. The sea temperature drops to a chilling 6.1°C (43°F), marking the advent of colder times. Daylight becomes scarce, reducing the outdoor activities. The festive spirit adds warmth to the cold month despite the low temperatures. As the year ends, December weather conveys the quintessential winter experience in Fredrikstad.

Temperature

The onset of December in Fredrikstad notes an average high-temperature of a still wintry 2°C (35.6°F), subtly shifted from November's 4°C (39.2°F). In Fredrikstad, the expected average low-temperature for December is a freezing cold -5°C (23°F).

Rainfall

In Fredrikstad, in December, it is raining for 16 days, with typically 61mm (2.4") of accumulated precipitation. Throughout the year, there are 179 rainfall days, and 808mm (31.81") of precipitation is accumulated.

Sea temperature

In December, the average sea temperature in Fredrikstad is 6.1°C (43°F).
Note: Dipping in 6.1°C (43°F) at temperatures less than 10°C (50°F) without proper gear can lead to pronounced cold shock and breathing difficulties.

Daylight

The month with the shortest days is December, with an average of 6h and 18min of daylight.
On the first day of December, sunrise is at 08:45 and sunset at 15:25. On the last day of the month, sunrise is at 09:11 and sunset at 15:27 CET.

Sunshine

January and December, with an average of 1h of sunshine, are months with the least sunshine in Fredrikstad, Norway.

UV index

January, November and December, with an average maximum UV index of 0, are months with the lowest UV index in Fredrikstad. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the average person.
Note: A daily high UV index of 0 in December leads to these guidelines:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.