Borgarnes Weather in December
During December, Borgarnes experiences low daytime temperatures of 3°C (37°F) and cooler nights around -3°C (27°F). As part of the winter season, expect quite a bit of snow/rainfall. Around 134 mm (5.3 in) is typical.
Rainfall in Borgarnes in December
Based on our climate data of the past 30 years, about 19 days of snow/rain are anticipated, with 134 mm (5.3 in) on average. This is a wet month with frequent and often heavy showers. Both the number of rain days and the total rainfall are high.
Temperature in Borgarnes in December
December in Borgarnes brings low temperatures, with highs of 3°C (37°F) and nights around -3°C (27°F). During December, you'll experience the winter season. Cold conditions tend to persist from morning through evening, so be prepared for winter weather. Nights are well below freezing at -3°C (27°F). An extra blanket is a good idea if you feel the cold, especially in older or less well-heated accommodation. This month is known for its biting cold, so make sure to dress warmly. Proper preparation can help you stay cozy.
Sunshine in Borgarnes in December
The area sees fewer sunny days, with a projection of about 20 hours of sunshine. This reduced sunlight makes it ideal for those who prefer overcast conditions over bright sunny days.December in Borgarnes has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Iceland, check out our Borgarnes's climate page.
Borgarnes Temperature in December
Min Temperature
-3°C (27°F)
Max Temperature
3°C (37°F)
Chance of Rain
62%
Precipitation
134 mm (5.3 in)
Rainy days
19 days
Humidity
79% *
Sunshine
20 hours *
Percentage Sunshine
15% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Borgarnes typically stay consistent throughout December, with daily highs averaging around 3°C (37°F). Nights are very cold, with lows typically ranging from -3°C (27°F) to 0°C (32°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Borgarnes in December
Browse day-by-day weather records for Borgarnes spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Borgarnes historical weather extremes in December
Our historical data for Borgarnes spans 1976 to 2025, revealing these weather extremes.
- Borgarnes recorded its highest December temperature of 11°C (52°F) on December 14, 1997.
- Borgarnes experienced its chilliest December day on December 30, 2022, reaching only -10°C (14°F).
- The coldest night in December in Borgarnes was on December 30, 2022, with a minimum of -19°C (-2°F).
- The heaviest December precipitation occurred on December 12, 1993, when 56 mm (2.2 in) of precipitation fell.
Best Places in Iceland in December
Find out more about the weather in Iceland and which places have the best travel conditions in this month. See all of Iceland in December →
perfect weather
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What to Wear in Borgarnes in December
Dress warmly and in layers for your trip to Borgarnes in December. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Expect heavy rainfall, so bring good rain protection and waterproof bags. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.What To Do in Borgarnes in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Iceland, check out our Borgarnes's climate page.
Temperature Rainfall Sunshine Humidity
See the full Borgarnes climate overview or explore weather in Iceland.
