December Weather in Castleisland

Last updated: March 2, 2024

The weather in Castleisland, Ireland, during December is characterized by an average temperature of 7°C (45°F). Highs can soar to 13°C (55°F), while lows may dip to 0°C (33°F). Typically, the humidity level in Castleisland throughout December hovers around 89%.

0°C (33°F)

Minimum temperature

7°C (45°F)

Average temperature

13°C (55°F)

Maximum temperature

89%

Humidity

Precipitation and Sunshine hours

In December, Castleisland averages 126 mm (5.0 inches) of rainfall, typically over the course of 19 rainy days. The month enjoys an average of 7 hours 47 minutes of daylight, with the sun shining for approximately 2 hours 55 minutes each day. Additionally, there is a 15% probability of sunny days during this period.

126 mm (5.0 inches)

Precipitation

19 rainy days

Rainy days

2 hours 55 minutes

Sunshine hours

15%

Chance of sun

UV Index

In December, the UV Index in Castleisland reaches a maximum of 1, indicating a level of Low exposure. The most intense UV radiation typically occurs between 09:00 and 11:00, during which unprotected skin may burn in as little as 45 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 0 0 1 1 1 1 1 1 1 1 0 0 0
Exposure Low
Time to burn 45 min

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