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 shift from March to April is marked by a slight increase in the average high-temperature, moving from a cool 10.4°C (50.7°F) to a refreshing 13.9°C (57°F). Keston's nighttime temperature in April falls to an average of 5.5°C (41.9°F).Humidity
The average relative humidity in April in Keston, United Kingdom, is 78%.Rainfall
The month with the least rainfall is April, when the rain falls for 12.4 days and typically collects 18mm (0.71") of precipitation.Snowfall
January through April, November and December are months with snowfall. April is the last month it regularly snows. During 0.3 snowfall days, in April, Keston aggregates 1mm (0.04") of snow. Throughout the year, in Keston, United Kingdom, there are 11.9 snowfall days, and 69mm (2.72") of snow is accumulated.Daylight
In Keston, United Kingdom, the average length of the day in April is 13h and 53min.On the first day of the month, sunrise is at 6:33 am and sunset at 7:33 pm. On the last day of April, in Keston, sunrise is at 5:32 am and sunset at 8:21 pm BST.
Sunshine
In Keston, United Kingdom, the average sunshine in April is 7.8h.UV index
In April, the average daily maximum UV index in Keston is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index, 3 during April, leads to the following recommendations:
Make use of precautions - Suggestions to resist sunburn are communicated. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Frequently asked questions
What is the usual temperature for Keston in April?
What is the average humidity in April in Keston?
What is the driest month in Keston?
How much does it rain in Keston in April?
What is the last month it snows in Keston?
What is the average length of the day in April in Keston?
When are sunrise and sunset in April in Keston?
How long on average sun shines in April in Keston?
How high is the UV index in April in Keston?
Average temperature in April
Keston, United Kingdom
- Average high temperature in April: 13.9°C
The warmest month (with the highest average high temperature) is July (21.9°C).
The month with the lowest average high temperature is January (6.7°C).
- Average low temperature in April: 5.5°C
The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (2.4°C).
Average pressure in April
Keston, United Kingdom
- Average pressure in April: 1015.7mbar
The month with the highest atmospheric pressure is September (1017mbar).
The month with the lowest atmospheric pressure is November (1010.7mbar).
Average wind speed in April
Keston, United Kingdom
- Average wind speed in April: 13.4km/h
The windiest month (with the highest average wind speed) is February (17.7km/h).
The calmest month (with the lowest average wind speed) is September (12.9km/h).
Average humidity in April
Keston, United Kingdom
- Average humidity in April: 78%
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are July and August (74%).
Average rainfall in April
Keston, United Kingdom
- Average rainfall in April: 18mm
The wettest month (with the highest rainfall) is December (38mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in April
Keston, United Kingdom
- Average rainfall days in April: 12.4 days
The month with the highest number of rainy days is July (15.5 days).
The month with the least rainy days is September (9.7 days).
Average snowfall in April
Keston, United Kingdom
- Average snowfall in April: 1mm
The month with the highest snowfall is February (23mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in April
Keston, United Kingdom
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is February (4.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Keston, United Kingdom
- Average daylight in April: 13h and 5min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in April: 7h and 5min
The months with the most sunshine are July and August (Average sunshine: 8h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in April
Keston, United Kingdom
- Average sunshine days in April: 14.8 days
The month with the most sunshine days is September (17.5 days).
The month with the least sunshine days is February (12.8 days).
Average UV index in April
Keston, United Kingdom
- Average UV index in April: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in April
Keston, United Kingdom
- Average cloud cover in April: 48
The month with the most cloud cover is February (Cloud cover 61).
The months with the least cloud cover are August and September (Cloud cover 47).
Average visibility in April
Keston, United Kingdom
- Average visibility in April: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (9km).
The month with the lowest visibility is November (8km).
Keston, United Kingdom
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