Weather in December in Reykjavík

< December >
	Normal Max/ High Temperature	2°C (36°F)
	Average Temperature	0°C (32°F)
	Min/ Low Temperature	-2°C (28°F)
	Average Sea or Water Temp	3°C(37°F)
	Normal Precipitation	79mm (3.1in)
	Number of Wet Days (probability of rain on a day)	20 (65%)
	Average Sunlight per day	00h 17'
	Average Daylight per day	04h 28'
	Sunny (Cloudy) Daylight Hours	8% (92%)
	Sun altitude at solar noon on the 21st day.	2.7°

The average sea tempeature is 3 °C (37.4 °F).
The average temperature in Reykjavík in December is slightly cold at -0.2 °C (31.64 °F).
Afternoons can be very cool with average high temperatures reaching 2 °C (35.6 °F).
Overnight temperatures are generally slightly cold with an average low of -2 °C (28.4 °F).
The mean diurnal temperature range/ variation in December is 4 °C (7.2 °F).
Precipitation averages for December are moderate with 78.7mm (3.1 in) recorded across 20 days.
The blue above Reykjavík is almost rayless with an average of a grim 0h 17' of gorgeous sunshine daily.
The shortest day is 4h 12' long and the longest day is 5h 07' long with an average length of 4h 28'.
There are approximately 3h 30' per day when the sun is occluded by cloud, haze, fog etc.
It is sunny approximately 7.6% of daylight hours and cloudy 92.4% of daylight hours.

Weather Trend Graph for December in Reykjavík, Iceland

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