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
In Sailly-sur-la-Lys, the average high-temperature in April slightly rises, from a fresh 10.7°C (51.3°F) in March, to a mild 15°C (59°F). During the month of April, an average temperature of 6.1°C (43°F) is noted during the nights.Humidity
The average relative humidity in April in Sailly-sur-la-Lys is 75%.Rainfall
In Sailly-sur-la-Lys, France, in April, it is raining for 10.3 days, with typically 18mm (0.71") of accumulated precipitation. In Sailly-sur-la-Lys, during the entire year, the rain falls for 152 days and collects up to 397mm (15.63") of precipitation.Snowfall
In Sailly-sur-la-Lys, snow does not fall in April through October.Daylight
In April, the average length of the day is 13h and 50min.On the first day of April in Sailly-sur-la-Lys, sunrise is at 07:23 and sunset at 20:21. On the last day of the month, sunrise is at 06:23 and sunset at 21:08 CEST.
Sunshine
The average sunshine in April is 8.3h.UV index
In April, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The UV index of 3 during April translates into the following guidance:
Preventative actions are necessary - Recommendations to ward off sunburn are given. It's recommended to limit sun exposure when its radiation is at its peak during midday. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. 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 Sailly-sur-la-Lys in April?
What is the average humidity in April in Sailly-sur-la-Lys?
How many days does it rain in April in Sailly-sur-la-Lys?
When it does not snow in Sailly-sur-la-Lys?
Does it snow in Sailly-sur-la-Lys in April?
What is the average length of the day in April in Sailly-sur-la-Lys?
When are sunrise and sunset in April in Sailly-sur-la-Lys?
How long on average sun shines in April in Sailly-sur-la-Lys?
What is the UV index intensity in April in Sailly-sur-la-Lys?
Average temperature in April
Sailly-sur-la-Lys, France
- Average high temperature in April: 15°C
The warmest months (with the highest average high temperature) are July and August (22.7°C).
The month with the lowest average high temperature is January (6.2°C).
- Average low temperature in April: 6.1°C
The month with the highest average low temperature is August (14.3°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).
Average pressure in April
Sailly-sur-la-Lys, France
- Average pressure in April: 1015.8mbar
The month with the highest atmospheric pressure is September (1017.5mbar).
The month with the lowest atmospheric pressure is November (1011.9mbar).
Average wind speed in April
Sailly-sur-la-Lys, France
- Average wind speed in April: 13.4km/h
The windiest month (with the highest average wind speed) is December (18.2km/h).
The calmest month (with the lowest average wind speed) is August (12.9km/h).
Average humidity in April
Sailly-sur-la-Lys, France
- Average humidity in April: 75%
The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is August (74%).
Average rainfall in April
Sailly-sur-la-Lys, France
- Average rainfall in April: 18mm
The wettest month (with the highest rainfall) is December (61mm).
The driest month (with the least rainfall) is September (12mm).
Average rainfall days in April
Sailly-sur-la-Lys, France
- Average rainfall days in April: 10.3 days
The month with the highest number of rainy days is December (18 days).
The month with the least rainy days is September (7.5 days).
Average snowfall in April
Sailly-sur-la-Lys, France
- Average snowfall in April: 0mm
The month with the highest snowfall is January (34mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in April
Sailly-sur-la-Lys, France
- Average snowfall days in April: 0.2 days
The month with the highest number of snowfall days is February (4 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
Sailly-sur-la-Lys, France
- Average daylight in April: 13h and 5min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in April: 8h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The months with the least sunshine are January and December (Average sunshine: 4h and 0min).
Average sunshine days in April
Sailly-sur-la-Lys, France
- Average sunshine days in April: 17.6 days
The month with the most sunshine days is September (21.5 days).
The months with the least sunshine days are February and December (8.5 days).
Average UV index in April
Sailly-sur-la-Lys, France
- Average UV index in April: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Sailly-sur-la-Lys, France
- Average cloud cover in April: 40
The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are April and August (Cloud cover 40).
Average visibility in April
Sailly-sur-la-Lys, France
- 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).
Sailly-sur-la-Lys, France
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