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
Isleham in April denotes a subtle temperature transition, adjusting from an average high of a frosty 9.9°C (49.8°F) in March to a moderate 13.7°C (56.7°F). April nights in Isleham cool down to an average low-temperature of 5.3°C (41.5°F).Humidity
In Isleham, the average relative humidity in April is 78%.Rainfall
The month with the least rainfall in Isleham is April, when the rain falls for 13.5 days and typically collects 19mm (0.75") of precipitation.Snowfall
April through November are months without snowfall.Daylight
The average length of the day in April is 13h and 57min.On the first day of April, sunrise is at 6:31 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 5:28 am and sunset at 8:23 pm BST.
Sunshine
In Isleham, the average sunshine in April is 7.5h.UV index
In April, the average daily maximum UV index in Isleham is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The UV index of 4 during April leads to these advisories:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the usual temperature for Isleham in April?
What is the average humidity in April in Isleham?
What is the driest month in Isleham?
How much does it rain in Isleham in April?
When it does not snow in Isleham?
Does it snow in Isleham in April?
What is the average length of the day in April in Isleham?
When is the sunrise / sunset in April in Isleham?
How many hours of sunshine does Isleham have in April?
What is the UV index reading in April in Isleham?
Average temperature in April
Isleham, United Kingdom
- Average high temperature in April: 13.7°C
The warmest month (with the highest average high temperature) is August (21.2°C).
The month with the lowest average high temperature is January (6.1°C).
- Average low temperature in April: 5.3°C
The month with the highest average low temperature is August (13.5°C).
The coldest month (with the lowest average low temperature) is January (1.9°C).
Average pressure in April
Isleham, United Kingdom
- Average pressure in April: 1015.7mbar
The month with the highest atmospheric pressure is May (1016.6mbar).
The month with the lowest atmospheric pressure is November (1010mbar).
Average wind speed in April
Isleham, United Kingdom
- Average wind speed in April: 14.2km/h
The windiest months (with the highest average wind speed) are February and December (18.4km/h).
The calmest month (with the lowest average wind speed) is July (12.6km/h).
Average humidity in April
Isleham, United Kingdom
- Average humidity in April: 78%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (76%).
Average rainfall in April
Isleham, United Kingdom
- Average rainfall in April: 19mm
The wettest month (with the highest rainfall) is June (50mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days in April
Isleham, United Kingdom
- Average rainfall days in April: 13.5 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is September (11.3 days).
Average snowfall in April
Isleham, United Kingdom
- Average snowfall in April: 0mm
The month with the highest snowfall is February (24mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in April
Isleham, United Kingdom
- Average snowfall days in April: 0.2 days
The month with the highest number of snowfall days is February (2.9 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
Isleham, United Kingdom
- Average daylight in April: 14h and 0min
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: 7h and 3min
The month with the most sunshine is August (Average sunshine: 8h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in April
Isleham, United Kingdom
- Average sunshine days in April: 14 days
The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is July (9.1 days).
Average UV index in April
Isleham, United Kingdom
- Average UV index in April: 4
The month with the highest UV index is 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
Isleham, United Kingdom
- Average cloud cover in April: 49
The month with the most cloud cover is February (Cloud cover 62).
The months with the least cloud cover are April, August and September (Cloud cover 49).
Average visibility in April
Isleham, United Kingdom
- 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).
Isleham, United Kingdom
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