The climate in Constantine during December can be summarized as cool and a little damp.
December is in the winter in Constantine and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cool 13°C (56°F), whilst at night 5°C (41°F) is normal.
| Daytime temperature | 13.4°C 56.1°F |
|---|---|
| Nightly temperature | 4.8°C 40.6°F |
| Average temperature | 9.1°C 48.4°F |
| Daily sunshine | 6 hrs |
| Avg rainfall | 82 mm 3.2 ins |
| Rainy days | 11 days |
| Sea temperature | 17.2°C 62.9°F |
| Humidity | 76% |
| Windspeed | 7.6kph 5 mph |
On average December is the wettest month of the year in Constantine with around 82mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.
On the flip side this corresponds to an average of 6 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Constantine in December 2025.
Best places to visit in December
| Hottest month: | August | 31.2°C 88.2°F |
|---|---|---|
| Driest month: | July | 7mm 0.3ins |
| Sunniest month: | July | 12hrs |
| Coldest month: | January | 12.3°C 54.1°F |
| Wettest month: | December | 82mm 3.2ins |