Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
April's arrival registers an average high-temperature of a fresh 10.2°C (50.4°F), closely aligning with the temperature of the previous month. Castlewellan's nighttime temperatures in April settle close to daytime highs at an average of 5.8°C (42.4°F).Humidity
The months with the lowest humidity in Castlewellan are March through May, with an average relative humidity of 83%.Rainfall
In April, the rain falls for 14.4 days. Throughout April, 35mm (1.38") of precipitation is accumulated. Throughout the year, there are 181.5 rainfall days, and 542mm (21.34") of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in April is 14h and 6min.On the first day of the month, sunrise is at 6:54 am and sunset at 8:00 pm. On the last day of April, in Castlewellan, United Kingdom, sunrise is at 5:46 am and sunset at 8:54 pm BST.
Sunshine
The average sunshine in April is 7.3h.UV index
The average daily maximum UV index in April in Castlewellan is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The UV index of 3 during April translates into the following guidance:
Make use of precautions - Suggestions to resist sunburn are communicated. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Frequently asked questions
What is the usual temperature for Castlewellan in April?
What are the least humid months in Castlewellan?
What is the average humidity in April in Castlewellan?
How much does it rain in Castlewellan in April?
When it does not snow in Castlewellan?
Does it snow in Castlewellan in April?
How many hours of daylight does Castlewellan have in April?
What time are sunrise and sunset in April in Castlewellan?
How long on average sun shines in April in Castlewellan?
What is the UV index reading in April in Castlewellan?
Average temperature in April
Castlewellan, United Kingdom
- Average high temperature in April: 10.2°C
The warmest months (with the highest average high temperature) are July and August (16.6°C).
The month with the lowest average high temperature is February (7.1°C).
- Average low temperature in April: 5.8°C
The months with the highest average low temperature are July and August (12.1°C).
The coldest month (with the lowest average low temperature) is February (3.9°C).
Average pressure in April
Castlewellan, United Kingdom
- Average pressure in April: 1014.6mbar
The month with the highest atmospheric pressure is May (1015.7mbar).
The month with the lowest atmospheric pressure is November (1007.6mbar).
Average wind speed in April
Castlewellan, United Kingdom
- Average wind speed in April: 17.9km/h
The windiest month (with the highest average wind speed) is December (24.4km/h).
The calmest month (with the lowest average wind speed) is July (15km/h).
Average humidity in April
Castlewellan, United Kingdom
- Average humidity in April: 83%
The month with the highest relative humidity is August (87%).
The months with the lowest relative humidity are March, April and May (83%).
Average rainfall in April
Castlewellan, United Kingdom
- Average rainfall in April: 35mm
The wettest month (with the highest rainfall) is November (68mm).
The driest month (with the least rainfall) is May (32mm).
Average rainfall days in April
Castlewellan, United Kingdom
- Average rainfall days in April: 14.4 days
The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is September (11.5 days).
Average snowfall in April
Castlewellan, United Kingdom
- Average snowfall in April: 0mm
The month with the highest snowfall is January (9mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in April
Castlewellan, United Kingdom
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Castlewellan, United Kingdom
- Average daylight in April: 14h and 1min
The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 24min).
- Average sunshine in April: 7h and 2min
The month with the most sunshine is June (Average sunshine: 7h and 48min).
The months with the least sunshine are January and February (Average sunshine: 3h and 54min).
Average sunshine days in April
Castlewellan, United Kingdom
- Average sunshine days in April: 13.5 days
The month with the most sunshine days is September (15.7 days).
The month with the least sunshine days is July (9.2 days).
Average UV index in April
Castlewellan, United Kingdom
- Average UV index in April: 3
The months with the highest UV index are June, August and September (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Castlewellan, United Kingdom
- Average cloud cover in April: 51
The months with the most cloud cover are January and February (Cloud cover 60).
The month with the least cloud cover is April (Cloud cover 51).
Average visibility in April
Castlewellan, United Kingdom
- Average visibility in April: 9km
The months with the highest visibility are February, March, September, October, November and December (10km).
The months with the lowest visibility are January, April, May, June, July and August (9km).
Castlewellan, United Kingdom
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