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
April
Weather in April
Temperature
The arrival of April denotes a barely perceptible change in the average high-temperatures to a fresh 11.5°C (52.7°F) from March's 9.5°C (49.1°F). An average nighttime temperature of 6.3°C (43.3°F) is observed during April.Humidity
April is the least humid month, with an average relative humidity of 82%.Rainfall
In Castleisland, in April, during 16.5 rainfall days, 45mm (1.77") of precipitation is typically accumulated. In Castleisland, during the entire year, the rain falls for 229.7 days and collects up to 704mm (27.72") of precipitation.Snowfall
In Castleisland, Ireland, snow does not fall in April through October.Daylight
In April, the average length of the day is 13h and 57min.On the first day of April, sunrise is at 7:10 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 9:02 pm IST.
Sunshine
The average sunshine in April is 6.9h.UV index
In Castleisland, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: The average daily UV index of 3 in April transforms into the following instructions:
Put precautions into practice - Guidance to elude sunburn is provided. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in April?
What is the least humid month in Castleisland?
What is the average humidity in April?
How much does it rain in April?
When it does not snow?
Does it snow in April?
What is the average length of the day in April in Castleisland?
When is the sunrise / sunset in April?
How long on average sun shines in April?
What is the UV index intensity in April?
Average temperature in April
Castleisland, Ireland
- Average high temperature in April: 11.5°C
The warmest month (with the highest average high temperature) is July (16.8°C).
The month with the lowest average high temperature is January (8.2°C).
- Average low temperature in April: 6.3°C
The month with the highest average low temperature is July (12.3°C).
The coldest month (with the lowest average low temperature) is February (4.7°C).
Average pressure in April
Castleisland, Ireland
- Average pressure in April: 1014.4mbar
The month with the highest atmospheric pressure is May (1016.1mbar).
The month with the lowest atmospheric pressure is November (1008.5mbar).
Average wind speed in April
Castleisland, Ireland
- Average wind speed in April: 17.7km/h
The windiest month (with the highest average wind speed) is December (23.8km/h).
The calmest month (with the lowest average wind speed) is July (15.5km/h).
Average humidity in April
Castleisland, Ireland
- Average humidity in April: 82%
The months with the highest relative humidity are July, August, September and October (86%).
The month with the lowest relative humidity is April (82%).
Average rainfall in April
Castleisland, Ireland
- Average rainfall in April: 45mm
The wettest month (with the highest rainfall) is December (80mm).
The driest month (with the least rainfall) is May (42mm).
Average rainfall days in April
Castleisland, Ireland
- Average rainfall days in April: 16.5 days
The month with the highest number of rainy days is January (21.8 days).
The month with the least rainy days is April (16.5 days).
Average snowfall in April
Castleisland, Ireland
- Average snowfall in April: 0mm
The month with the highest snowfall is December (16mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in April
Castleisland, Ireland
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (0.9 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
Castleisland, Ireland
- Average daylight in April: 13h and 5min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in April: 6h and 5min
The month with the most sunshine is June (Average sunshine: 7h and 42min).
The months with the least sunshine are January and December (Average sunshine: 3h and 48min).
Average sunshine days in April
Castleisland, Ireland
- Average sunshine days in April: 10.8 days
The month with the most sunshine days is April (10.8 days).
The month with the least sunshine days is August (6.2 days).
Average UV index in April
Castleisland, Ireland
- Average UV index in April: 3
The months with the highest UV index are May, June and August (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Castleisland, Ireland
- Average cloud cover in April: 53
The month with the most cloud cover is July (Cloud cover 64).
The month with the least cloud cover is April (Cloud cover 53).
Average visibility in April
Castleisland, Ireland
- Average visibility in April: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
