April Weather in Castletown

Last updated: March 2, 2024

The weather in Castletown, Isle of Man, during April is characterized by an average temperature of 8°C (47°F). Highs can soar to 12°C (53°F), while lows may dip to 5°C (40°F). Typically, the humidity level in Castletown throughout April hovers around 84%.

5°C (40°F)

Minimum temperature

8°C (47°F)

Average temperature

12°C (53°F)

Maximum temperature

84%

Humidity

Precipitation and Sunshine hours

In April, Castletown averages 36 mm (1.4 inches) of rainfall, typically over the course of 8 rainy days. The month enjoys an average of 14 hours 5 minutes of daylight, with the sun shining for approximately 11 hours 22 minutes each day. Additionally, there is a 52% probability of sunny days during this period.

36 mm (1.4 inches)

Precipitation

8 rainy days

Rainy days

11 hours 22 minutes

Sunshine hours

52%

Chance of sun

UV Index

In April, the UV Index in Castletown reaches a maximum of 5, indicating a level of Moderate exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 30 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 1 1 2 3 4 5 5 5 4 3 2 1 1
Exposure Low Moderate Low
Time to burn 45 min 30 min 45 min

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