Medan in december: average Weather, Temperature and Climate
Weather in Medan in december 2026
The weather in Medan in december comes from statistical datas on the past years. You can view the weather statistics the entire month, but also by clicking on the tabs for the beginning, the middle and the end of the month.
Average weather throughout december
tolerable weather UV index: 7
Weather at 6am
77°F
Moderate rain at times
40% of time
26%
16%
8%
Weather at 12pm
88°F
Partly Cloudy
39% of time
31%
25%
4%
Weather at 6pm
79°F
Moderate rain at times
31% of time
26%
20%
18%
Weather at 3am
76°F
51%
18%
12%
11%
Evolution of daily average temperature and precipitation in Medan in december
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Medan in december.
The climate of Medan in december is tolerable
The weather in december in Medan is wet (with 9.1in of rainfall over 15 days). The weather is worst than the previous month since in november there is an average of 10.4in of rainfall over 17 days.
The climate is very hot in that area this month. The high seasonal norm is 90°F. The minimum is 77°F. Thus, the mean temperature average on this month of december in Medan is 83°F. Note that seasonal normals in contrast with those observed in Medan in december with a maximum record of 95°F in 2016 and a minimum record of 72°F in 2010. You can plan to have about 26 days with temperatures over 86°F, or 84 of time.
Day length in Medan in december is 11:55. The sun rises at 06:23 and sets at 18:18.
Seasonal average climate and temperature of Medan in december
Check below seasonal norms These statistics are compiled from the weather statements of the last years of the month of december.
| December | |||||
| Outside temperature | |||||
| Average temperature | 83°F | ||||
| Highest temperature | 90°F | ||||
| Lowest temperature | 77°F | ||||
| Highest record temperature | 95°F (2016) | ||||
| Lowest record temperature | 72°F (2010) | ||||
| Number of days at +86°F | 26 day(s) (84%) | ||||
| Number of days at +65°F | 31 day(s) (100%) | ||||
| Wind | |||||
| Wind speed | 9km/h | ||||
| Wind temperature | 77°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 9.1in | ||||
| Number of days with rainfall | 15 day(s) (50%) | ||||
| Record daily rainfall | 4in (2013) | ||||
| Other climate data | |||||
| Humidity | 90% | ||||
| Visibility | 8.95km | ||||
| Cloud cover | 43% | ||||
| UV index | 7 | ||||
| Daily sunshine hours | 11 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:23 | ||||
| Time of sunset | 18:18 | ||||
| Length of day | 11:55 | ||||
| Our opinion about the weather in december | |||||
| Our opinion at whereandwhen.net | tolerable | ||||
How was the weather last december?
Here is the day by day recorded weather in Medan in december 2025:
74°F to 85°F
74°F to 81°F
74°F to 85°F
74°F to 85°F
74°F to 86°F
72°F to 86°F
74°F to 85°F
74°F to 83°F
72°F to 86°F
74°F to 83°F
74°F to 83°F
74°F to 86°F
74°F to 81°F
72°F to 85°F
72°F to 81°F
72°F to 83°F
74°F to 83°F
72°F to 76°F
72°F to 86°F
74°F to 83°F
74°F to 85°F
74°F to 85°F
74°F to 88°F
74°F to 86°F
74°F to 85°F
74°F to 86°F
74°F to 85°F
74°F to 81°F
74°F to 83°F
74°F to 85°F
76°F to 86°F
Map: other cities on the island of Sumatra in december
Cities near Medan:
| Berastagi in december | very bad weather |
| Bukit Lawang in december | tolerable weather |
| Tebingtinggi in december | bad weather |
| Pematangsiantar in december | bad weather |
| Lake Toba (Danau Toba) in december | very bad weather |
| Parapat in december | bad weather |
| Samosir in december | bad weather |
| Kisaran in december | tolerable weather |
| Langsa in december | tolerable weather |
| Gunung Leuser National Park in december | tolerable weather |
| Tapaktuan in december | very bad weather |
| Sibolga in december | tolerable weather |
Click over cities on the map for information about the weather in december.
Medan
perfect weather
good
tolerable
bad
very bad
Weather data for Medan in december:
Weather data for Medan for december are derived from an average of the weather forecast since 2009 in Medan. There is a margin of error and these forecasts are to be considered as general information only. The weather in Medan 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 Medan.