April weather forecast
La Forteresse, France

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Weather in April

April in La Forteresse, France, is a refreshing spring month, with temperature in the range of an average high of 15.3°C (59.5°F) and an average low of 4.9°C (40.8°F).

Temperature

The shift from March to April introduces a subtle increase in the average high-temperature, moving from a cool 10.9°C (51.6°F) to a mild 15.3°C (59.5°F). La Forteresse experiences an average low-temperature of 4.9°C (40.8°F) in month of April.

Humidity

In La Forteresse, the average relative humidity in April is 78%.

Rainfall

In La Forteresse, during April, the rain falls for 15.3 days and regularly aggregates up to 40mm (1.57") of precipitation. In La Forteresse, during the entire year, the rain falls for 161.5 days and collects up to 601mm (23.66") of precipitation.

Snowfall

Months with snowfall in La Forteresse, France, are January through May, October through December. In April, in La Forteresse, it is snowing for 0.6 days. Throughout April, 8mm (0.31") of snow is accumulated. In La Forteresse, France, during the entire year, snow falls for 30.2 days and aggregates up to 375mm (14.76") of snow.

Daylight

The average length of the day in April in La Forteresse is 13h and 32min.
On the first day of April, sunrise is at 07:17 and sunset at 20:06. On the last day of the month, sunrise is at 06:27 and sunset at 20:43 CEST.

Sunshine

The average sunshine in April is 8.6h.

UV index

In La Forteresse, France, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index, 3 in April, converts into the following recommendations:
Act with care - The need to guard against sun damage is communicated. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Updated: Feb 8, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What are April temperatures in La Forteresse?

An average high-temperature, in April, in La Forteresse, is 15.3°C (59.5°F) and the average low-temperature is 4.9°C (40.8°F).

What is the average humidity in April in La Forteresse?

In April, the average relative humidity in La Forteresse is 78%.

How much does it rain in La Forteresse in April?

In La Forteresse, France, in April, it is raining for 15.3 days, with typically 40mm (1.57") of accumulated precipitation.

How many days does it snow in April in La Forteresse?

In La Forteresse, in April, during 0.6 snowfall days, 8mm (0.31") of snow is typically accumulated.

How many hours of daylight does La Forteresse have in April?

In La Forteresse, France, the average day length in April is 13h and 32min.

When are sunrise and sunset in April in La Forteresse?

On the first day of April, sunrise is at 07:17 and sunset at 20:06. On the last day of the month, sunrise is at 06:27 and sunset at 20:43 CEST.

How many hours of sunshine does La Forteresse have in April?

The average sunshine duration in April in La Forteresse is 8.6h.

How high is the UV index in April in La Forteresse?

In April, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
La Forteresse, France

Average temperature in April - La Forteresse, France
  • Average high temperature in April: 15.3°C

The warmest month (with the highest average high temperature) is August (25.1°C).
The month with the lowest average high temperature is January (4.8°C).

  • Average low temperature in April: 4.9°C

The month with the highest average low temperature is July (13.2°C).
The coldest month (with the lowest average low temperature) is January (-1.2°C).

Average pressure in April
La Forteresse, France

Average pressure in April - La Forteresse, France
  • Average pressure in April: 1015.2mbar

The month with the highest atmospheric pressure is December (1021mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).

Average wind speed in April
La Forteresse, France

Average wind speed in April - La Forteresse, France
  • Average wind speed in April: 9.6km/h

The windiest month (with the highest average wind speed) is February (10.5km/h).
The calmest month (with the lowest average wind speed) is September (7.7km/h).

Average humidity in April
La Forteresse, France

Average humidity in April - La Forteresse, France
  • Average humidity in April: 78%

The months with the highest relative humidity are January, November and December (85%).
The month with the lowest relative humidity is August (74%).

Average rainfall in April
La Forteresse, France

Average rainfall in April - La Forteresse, France
  • Average rainfall in April: 40mm

The wettest month (with the highest rainfall) is November (67mm).
The driest month (with the least rainfall) is September (34mm).

Average rainfall days in April
La Forteresse, France

Average rainfall days in April - La Forteresse, France
  • Average rainfall days in April: 15.3 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is August (11 days).

Average snowfall in April
La Forteresse, France

Average snowfall in April - La Forteresse, France
  • Average snowfall in April: 8mm

The month with the highest snowfall is November (92mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in April
La Forteresse, France

Average snowfall days in April - La Forteresse, France
  • Average snowfall days in April: 0.6 days

The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in April /
Average sunshine in April
La Forteresse, France

Average daylight in April / Average sunshine in April - La Forteresse, France
  • Average daylight in April: 13h and 3min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in April: 8h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days in April
La Forteresse, France

Average sunshine days in April - La Forteresse, France
  • Average sunshine days in April: 11.3 days

The month with the most sunshine days is August (16.8 days).
The month with the least sunshine days is May (9.5 days).

Average UV index in April
La Forteresse, France

Average UV index in April - La Forteresse, 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
La Forteresse, France

Average cloud cover in April - La Forteresse, France
  • Average cloud cover in April: 42

The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 25).

Average visibility in April
La Forteresse, France

Average visibility in April - La Forteresse, France
  • Average visibility in April: 9km

The months with the highest visibility are February, March, April, July and August (9km).
The months with the lowest visibility are January, May, June, September, October, November and December (8km).

La Forteresse, France

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