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
The advent of April brings an average high-temperature of a still frosty 9.1°C (48.4°F), exhibiting minor difference from the previous month. April nights in Castlebay document an average temperature reading of 7.4°C (45.3°F).Humidity
The average relative humidity in April is 79%.Rainfall
April is the month with the least rainfall in Castlebay. Rain falls for 15.8 days and accumulates 31mm (1.22") of precipitation.Snowfall
March through December are months without snowfall.Daylight
The average length of the day in April in Castlebay is 14h and 19min.On the first day of the month, sunrise is at 6:57 am and sunset at 8:09 pm. On the last day of April, in Castlebay, sunrise is at 5:42 am and sunset at 9:11 pm BST.
Sunshine
The average sunshine in April is 7.3h.UV index
In Castlebay, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 3 in April interprets into the following advice:
Exercise prevention - Protecting skin and eyes from harm is required. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Frequently asked questions
What is the average April temperature in Castlebay?
What is the average humidity in April in Castlebay?
What is the driest month in Castlebay?
How many days does it rain in April in Castlebay?
When it does not snow in Castlebay?
How many hours of daylight does Castlebay have in April?
What time are sunrise and sunset in April in Castlebay?
How long on average sun shines in April in Castlebay?
How high is the UV index in April in Castlebay?
Average temperature in April
Castlebay, United Kingdom
- Average high temperature in April: 9.1°C
The warmest month (with the highest average high temperature) is August (14.5°C).
The months with the lowest average high temperature are February and March (8.2°C).
- Average low temperature in April: 7.4°C
The month with the highest average low temperature is August (13°C).
The coldest month (with the lowest average low temperature) is February (6.3°C).
Average pressure in April
Castlebay, United Kingdom
- Average pressure in April: 1013.3mbar
The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is November (1004.9mbar).
Average wind speed in April
Castlebay, United Kingdom
- Average wind speed in April: 28.9km/h
The windiest month (with the highest average wind speed) is January (42.4km/h).
The calmest month (with the lowest average wind speed) is June (23.9km/h).
Average humidity in April
Castlebay, United Kingdom
- Average humidity in April: 79%
The month with the highest relative humidity is July (85%).
The months with the lowest relative humidity are November and December (75%).
Average rainfall in April
Castlebay, United Kingdom
- Average rainfall in April: 31mm
The wettest month (with the highest rainfall) is December (87mm).
The driest month (with the least rainfall) is April (31mm).
Average rainfall days in April
Castlebay, United Kingdom
- Average rainfall days in April: 15.8 days
The month with the highest number of rainy days is January (23.7 days).
The month with the least rainy days is April (15.8 days).
Average snowfall in April
Castlebay, United Kingdom
- Average snowfall in April: 0mm
The month with the highest snowfall is February (5mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in April
Castlebay, United Kingdom
- Average snowfall days in April: 0.1 days
The months with the highest number of snowfall days are January and February (0.2 days).
The months with the least snowfall days are May, June, July, August, September, October, November and December (0 days).
Average daylight in April /
Average sunshine in April
Castlebay, United Kingdom
- Average daylight in April: 14h and 2min
The month with the longest days is June (Average daylight: 17h and 48min).
The month with the shortest days is December (Average daylight: 6h and 54min).
- Average sunshine in April: 7h and 2min
The month with the most sunshine is June (Average sunshine: 8h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days in April
Castlebay, United Kingdom
- Average sunshine days in April: 11.7 days
The month with the most sunshine days is April (11.7 days).
The month with the least sunshine days is January (4.7 days).
Average UV index in April
Castlebay, United Kingdom
- Average UV index in April: 3
The months with the highest UV index are May, June, July and September (UV index 4).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in April
Castlebay, United Kingdom
- Average cloud cover in April: 54
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is April (Cloud cover 54).
Average visibility in April
Castlebay, United Kingdom
- Average visibility in April: 10km
The months with the highest visibility are February, March, April, May, June, August, September, October, November and December (10km).
The months with the lowest visibility are January and July (9km).
Castlebay, United Kingdom
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