Cool
Average highs are around -11°C, so pack for cooler days.
December verdict
Longyearbyen, Norway in December
Weather score22Poor
Poor for holiday weather
Average highs are around -11°C, so pack for cooler days. Sunshine averages 0h per day, so this is not one of the brighter months. Rainfall averages 25mm, which is relatively low for holiday planning.
December weather
Monthly averages
Temp
-11°C
Rain
25mm
Sun
0h
Sea
1°C
Weather score
22
Poor
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 25mm, which is relatively low for holiday planning.
Limited sun
Sunshine averages 0h per day, so this is not one of the brighter months.
Cool sea
Sea temperatures average 1°C, so the water can feel cool.
Map
Weather map
Compare Longyearbyen, Norway with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
December-11°C average high
December has some of the coolest average daytime highs of the year, so pack for fresher conditions.
Warmest monthsJune to August
This stretch sets the upper range for average daytime heat.
Rain
December25mm average rain
December is close to Longyearbyen's usual rainfall pattern, with little seasonal change across the year.
Driest monthsAll year
Rainfall stays comparatively low through the year.
Sun
December0 hours average sun
December is one of Longyearbyen's cloudier months, so sunshine-led plans are less reliable.
Brightest monthsApril to July
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
December1°C average sea
December is one of the coolest sea months, so the water may feel fresher than in peak months.
Warmest seaJuly to August
Sea temperatures are usually near 4°C in this stretch, so swimming comfort is at its strongest.
Weather score
December22 weather score
December is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.
Best weather monthsApril to July
These months have the strongest weather score in the monthly averages.