Normal weather in Castletown in December
The weather in Castletown in December has an average temperature of around 10°C during the day. On average, December sees 76 mm of rain in Castletown. The wind speed is 5 Beaufort and mainly comes from Southwest.
After November, December in Castletown starts with a temperature of 9°C and ends around January at 10°C.
December averages for Castletown
![]() | 10°C |
![]() | 12°C |
![]() | 9°C |
![]() | 76 mm |
![]() | 17 days |
Temperature per day in December in Castletown
This graph shows the average daily maximum temperatures in December in Castletown, indicated in degrees Celsius.
Precipitation per day in December in Castletown
This graph shows the average daily precipitation in December in Castletown, indicated in millimeters.
UV index per day in December in Castletown
This graph shows the average daily UV index in December in Castletown.
Yearly temperature in December in Castletown
This graph shows the average yearly temperature in December in Castletown, measured in degrees Celsius, over the past years.
Yearly total precipitation in December in Castletown
This graph shows the average yearly precipitation in millimeters in December in Castletown, over the past years.
Average daily weather in December
Click on a day to get more information about the average weather on that day.
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Average weather in Castletown per month
Click on a month below to see in detail how the weather typically is in Castletown and what to expect. Based on the historical weather data of Castletown, you can view the average temperature, precipitation, wind, and UV index for each day of the month.