Weather in Reykjavík in December
December in Reykjavík is cold with average temperatures around 0.2°C (32.4°F). Expect significant rainfall with 172mm across approximately 21 days.
Data Note: Temperature values are 2001–2020 satellite/reanalysis grid averages from NASA POWER and may differ from airport station normals by a few degrees.
Temperature
High
2.0°C
35.6°F
Low
-1.5°C
29.3°F
Precipitation
172 mm
6.8 inches
~21 rainy days
Conditions
Humidity
92%
Comparison to Adjacent Months
December is 23mm wetter than November.