Thingvellir in december: average Weather, Temperature and Climate
Weather in Thingvellir in december 2026
The weather in Thingvellir in december comes from statistical datas on the past years. You can view the weather statistics for the whole month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout december
very bad weather 197.5cm
Weather at 6am
34°F
Cloudy
34% of time
23%
18%
14%
Weather at 12pm
34°F
Cloudy
28% of time
25%
22%
16%
Weather at 6pm
32°F
Cloudy
31% of time
22%
21%
16%
Weather at 3am
34°F
33%
19%
19%
12%
Evolution of daily average temperature and precipitation in Thingvellir in december
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Thingvellir in december.
The climate of Thingvellir in december is very bad
The climate in december in Thingvellir is wet (with 4.1in of precipitation over 8 days). It should be noted a worsening from the previous month since in november there is an average of 3.8in of rainfall over 6 days.
The climate is quite cold around this city december. Plan a sweater! The thermometer averaged maximum of 36°F. On average, the recorded minimum temperature is 32°F. Thus, the mean temperature average on this month of december in Thingvellir is 34°F. Note that these seasonal averages are in contrast with those observed in Thingvellir in december with a maximum record of 50°F in 2009 and a minimum record of 7°F in 2020. You need to prepare to have about 19 days with temperatures below 32°F, or 61% of the month.
In december in Thingvellir, the days on average last 04:08. Sunrise is at 11:16 and sunset is at 15:24.
Seasonal average climate and temperature of Thingvellir in december
Check below seasonal norms These datas are set from the weather statements of the last years of the month of december.
| December | |||||
| Outside temperature | |||||
| Average temperature | 34°F | ||||
| Highest temperature | 36°F | ||||
| Lowest temperature | 32°F | ||||
| Highest record temperature | 50°F (2009) | ||||
| Lowest record temperature | 7°F (2020) | ||||
| Number of days at -32°F | 19 day(s) (61%) | ||||
| Wind | |||||
| Wind speed | 30km/h | ||||
| Wind temperature | 22°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 4.1in | ||||
| Number of days with rainfall | 8 day(s) (25%) | ||||
| Record daily rainfall | 1.2in (2010) | ||||
| Snowfall | 197.5cm | ||||
| Other climate data | |||||
| Humidity | 85% | ||||
| Visibility | 8.18km | ||||
| Cloud cover | 60% | ||||
| UV index | 2 | ||||
| Daily sunshine hours | 3 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 11:16 | ||||
| Time of sunset | 15:24 | ||||
| Length of day | 04:08 | ||||
| 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 Thingvellir in december 2025:
34°F to 38°F
32°F to 34°F
18°F to 23°F
23°F to 25°F
29°F to 36°F
25°F to 31°F
36°F to 38°F
32°F to 36°F
32°F to 34°F
29°F to 34°F
29°F to 41°F
32°F to 38°F
31°F to 36°F
27°F to 32°F
20°F to 25°F
18°F to 27°F
27°F to 36°F
31°F to 36°F
22°F to 32°F
36°F to 41°F
34°F to 41°F
36°F to 41°F
27°F to 36°F
41°F to 43°F
40°F to 45°F
31°F to 40°F
25°F to 29°F
31°F to 38°F
31°F to 34°F
27°F to 29°F
23°F to 36°F
Map: other cities in Iceland in december
Cities near Thingvellir:
| Hveragerdi in december | very bad weather |
| Mosfellsbaer in december | very bad weather |
| Selfoss in december | very bad weather |
| Geysir in december | very bad weather |
| Kopavogur in december | very bad weather |
| Reykjavík in december | very bad weather |
| Fludir (Secret Lagoon) in december | very bad weather |
| Seltjarnarnes in december | very bad weather |
| Akranes in december | very bad weather |
| Borgarnes in december | very bad weather |
| Gullfoss in december | very bad weather |
| Vogar in december | very bad weather |
Click over cities on the map for information about the weather in december.
Thingvellir
perfect weather
good
tolerable
bad
very bad
Weather data for Thingvellir in december:
Weather data for Thingvellir for december are derived from an average of the weather forecast since 2009 in Thingvellir. There is a margin of error and these forecasts are to be considered as general information only. The weather in Thingvellir 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 Thingvellir.