Dettifoss in december: average Weather, Temperature and Climate
Weather in Dettifoss in december 2026
The weather in Dettifoss in december comes from statistical datas on the past years. You can view the weather statistics for all the month, but also by clicking on the tabs for the beginning, the middle and the end of the month.
Average weather throughout december
very bad weather 487.6cm
Weather at 6am
29°F
Snow showers
36% of time
23%
16%
15%
Weather at 12pm
31°F
Snow showers
33% of time
24%
18%
16%
Weather at 6pm
29°F
Snow showers
33% of time
25%
18%
15%
Weather at 3am
29°F
48%
16%
14%
8%
Evolution of daily average temperature and precipitation in Dettifoss in december
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Dettifoss in december.
The climate of Dettifoss in december is very bad
In december in Dettifoss, the climate is wet (with 7.8in of rainfall over 10 days). It should be noted a worsening from the previous month since in november there is an average of 7.2in of rainfall over 10 days.
The climate is very cold here this month. Do not forget to cover yourself!. The thermometer averaged maximum of 32°F. The minimum is 27°F. Thus, the mean temperature average in december in Dettifoss is 31°F. Note that these seasonal averages are in contrast with those observed in Dettifoss in the month of december with a maximum record of 45°F in 2009 and a minimum record of 9°F in 2012. You can expect to have about 26 days with temperatures under 32°F, or 84% of the month.
In december in Dettifoss, the days on average last 03:04. Sunrise is at 11:29 and sets at 14:33.
Seasonal average climate and temperature of Dettifoss in december
Check below seasonal norms These statistics are set from the weather statements of the last years of december.
| December | |||||
| Outside temperature | |||||
| Average temperature | 31°F | ||||
| Highest temperature | 32°F | ||||
| Lowest temperature | 27°F | ||||
| Highest record temperature | 45°F (2009) | ||||
| Lowest record temperature | 9°F (2012) | ||||
| Number of days at -32°F | 26 day(s) (84%) | ||||
| Wind | |||||
| Wind speed | 30km/h | ||||
| Wind temperature | 16°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 7.8in | ||||
| Number of days with rainfall | 10 day(s) (33%) | ||||
| Record daily rainfall | 2.6in (2015) | ||||
| Snowfall | 487.6cm | ||||
| Other climate data | |||||
| Humidity | 90% | ||||
| Visibility | 6.63km | ||||
| Cloud cover | 70% | ||||
| UV index | 2 | ||||
| Daily sunshine hours | 2 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 11:29 | ||||
| Time of sunset | 14:33 | ||||
| Length of day | 03:04 | ||||
| Our opinion about the weather in december | |||||
| Our opinion at whereandwhen.net | very bad | ||||
How was the weather last december?
Here is the day by day recorded weather in Dettifoss in december 2025:
31°F to 36°F
34°F to 34°F
27°F to 32°F
29°F to 34°F
32°F to 38°F
38°F to 38°F
34°F to 38°F
34°F to 36°F
34°F to 36°F
34°F to 36°F
36°F to 38°F
32°F to 38°F
32°F to 40°F
31°F to 36°F
27°F to 31°F
22°F to 29°F
22°F to 36°F
31°F to 34°F
31°F to 36°F
25°F to 36°F
34°F to 40°F
36°F to 38°F
34°F to 41°F
43°F to 49°F
40°F to 49°F
31°F to 41°F
29°F to 36°F
32°F to 38°F
36°F to 38°F
29°F to 36°F
29°F to 38°F
Map: other cities in Iceland in december
Cities near Dettifoss:
| Asbyrgi Canyon in december | very bad weather |
| Mývatn in december | very bad weather |
| Húsavík in december | very bad weather |
| Þórshöfn in december | very bad weather |
| Raufarhöfn in december | very bad weather |
| Akureyri in december | very bad weather |
| Askja in december | very bad weather |
| Dalvik in december | very bad weather |
| Miðgarðar in december | very bad weather |
| Egilsstaðir in december | very bad weather |
| Siglufjördur in december | very bad weather |
| Borgarfjörður eystri in december | very bad weather |
Click over cities on the map for information about the weather in december.
Dettifoss
perfect weather
good
tolerable
bad
very bad
Weather data for Dettifoss in december:
Weather data for Dettifoss for december are derived from an average of the weather forecast since 2009 in Dettifoss. There is a margin of error and these forecasts are to be considered as general information only. The weather in Dettifoss can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Dettifoss.