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 average high-temperature during April registers at a fresh 11°C (51.8°F), closely corresponding to the preceding month. Calais's nighttime temperatures in April see a subtle dip to an average of 8.9°C (48°F).Humidity
In Calais, Guernsey, the average relative humidity in April is 80%.Rainfall
In Calais, during April, the rain falls for 13.3 days and regularly aggregates up to 32mm (1.26") of precipitation. Throughout the year, in Calais, there are 196.3 rainfall days, and 557mm (21.93") of precipitation is accumulated.Snowfall
February through December are months without snowfall.Daylight
The average length of the day in April is 13h and 46min.On the first day of the month, sunrise is at 06:45 and sunset at 19:41. On the last day of April, sunrise is at 05:48 and sunset at 20:26 BST.
Sunshine
The average sunshine in April is 9.1h.UV index
The average daily maximum UV index in April in Calais is 3. 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: In April, the maximum UV index of 3 transforms into these recommendations:
Heed the precautions - It is counselled to guard against solar damage. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Calais in April?
What is the average humidity in April in Calais?
How much does it rain in Calais in April?
When it does not snow in Calais?
What is the average length of the day in April in Calais?
What time are sunrise and sunset in April in Calais?
How long on average sun shines in April in Calais?
What is the UV index reading in April in Calais?
Average temperature in April
Calais, Guernsey
- Average high temperature in April: 11°C
The warmest month (with the highest average high temperature) is August (17.8°C).
The month with the lowest average high temperature is February (9.2°C).
- Average low temperature in April: 8.9°C
The month with the highest average low temperature is August (15.8°C).
The coldest month (with the lowest average low temperature) is February (7°C).
Average pressure in April
Calais, Guernsey
- Average pressure in April: 1015.6mbar
The month with the highest atmospheric pressure is September (1017.9mbar).
The month with the lowest atmospheric pressure is November (1011.5mbar).
Average wind speed in April
Calais, Guernsey
- Average wind speed in April: 25km/h
The windiest month (with the highest average wind speed) is December (36km/h).
The calmest month (with the lowest average wind speed) is July (21.9km/h).
Average humidity in April
Calais, Guernsey
- Average humidity in April: 80%
The months with the highest relative humidity are June and July (84%).
The months with the lowest relative humidity are November and December (77%).
Average rainfall in April
Calais, Guernsey
- Average rainfall in April: 32mm
The wettest month (with the highest rainfall) is November (87mm).
The driest month (with the least rainfall) is July (26mm).
Average rainfall days in April
Calais, Guernsey
- Average rainfall days in April: 13.3 days
The month with the highest number of rainy days is November (22.8 days).
The month with the least rainy days is June (11.5 days).
Average snowfall in April
Calais, Guernsey
- Average snowfall in April: 0mm
The month with the highest snowfall is January (2mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in April
Calais, Guernsey
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in April /
Average sunshine in April
Calais, Guernsey
- Average daylight in April: 13h and 5min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in April: 9h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The months with the least sunshine are January, November and December (Average sunshine: 3h and 54min).
Average sunshine days in April
Calais, Guernsey
- Average sunshine days in April: 14.8 days
The month with the most sunshine days is May (16.3 days).
The month with the least sunshine days is November (4 days).
Average UV index in April
Calais, Guernsey
- Average UV index in April: 3
The months with the highest UV index are July, August and September (UV index 5).
The month with the lowest UV index is February (UV index 2).
Average cloud cover in April
Calais, Guernsey
- Average cloud cover in April: 40
The months with the most cloud cover are November and December (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 37).
Average visibility in April
Calais, Guernsey
- Average visibility in April: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Calais, Guernsey
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