Weather in St Julians Bay: December
![]() |
Average day temperature: | 62.7°F |
Average night temperature: | 61.4°F | |
![]() |
Sea water temperature: | 65.4°F |
![]() |
Number of sunny days: | 13 days |
Day length: | 9.7 - 9.9 hours | |
![]() |
Number of rainy days: | 4 days |
Precipitation totals: | 2.0 in. | |
more information |
forecast
St Julians Bay |
temperature
St Julians Bay |
Air temperature in December, °F
Day temperature | Night temperature |
The highest day temperature during December of 2024 was 67°F. At the same time the lowest night temperature was 55°F. Day and night temperature averages during December were 62.3°F and 61.9°F.
Sea water temperature in St Julians Bay in December, °F
The average sea water temperature in December of 2024 was 67.6°F. The highest and lowest sea temperatures during the month were 71.2°F and 64.6°F.
Sunny days | |
Partly cloudy days | |
Cloudy days |
Number of sunny, partly cloudy and cloudy days in December is almost equal.
Precipitation total in December, in.
Precipitation total value in St Julians Bay in December is 1.9 in. Other months of the year show relatively similar values.
The average wind speed value in December is 16.9 mph It makes December most windy month of the year.
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 5.6.
Best time for vacation in St Julians Bay
St Julians Bay on a weather map

13 mph

12 mph

14 mph

21 mph

18 mph

16 mph

15 mph

14 mph