April weather forecastRiantec, France

April

Weather in April

April is a refreshing spring month in Riantec, France, with an average temperature ranging between max 13.8°C (56.8°F) and min 7.6°C (45.7°F).

Temperature

During April, Riantec observes a subtle ascent to a moderate 13.8°C (56.8°F) from March's 11.4°C (52.5°F) in the average high-temperature. Riantec's average low-temperature during April nights is observed to be a chilly 7.6°C (45.7°F).

Humidity

The months with the lowest humidity in Riantec are April, July and September, with an average relative humidity of 79%.

Rainfall

In April, in Riantec, the rain falls for 13.9 days. Throughout April, 43mm (1.69") of precipitation is accumulated. In Riantec, during the entire year, the rain falls for 176.7 days and collects up to 625mm (24.61") of precipitation.

Snowfall

January, February, April and December are months with snowfall in Riantec. April is the first month it typically snows. Throughout April, in the average 0.2 snowfall days, it receives 1mm (0.04") of snow. Throughout the year, there are 2.4 snowfall days, and 8mm (0.31") of snow is accumulated.

Sea temperature

In Riantec, in April, the average water temperature is 11.8°C (53.2°F).
Note: It is life-risking to swim in 11.8°C (53.2°F). Briefly staying in 13°C (55.4°F) waters feels unsettling, and temperatures below 10°C (50°F) might result in cold shock and loss of breath control, hinging on personal endurance.

Daylight

In April, the average length of the day is 13h and 40min.
On the first day of April in Riantec, France, sunrise is at 07:50 and sunset at 20:43. On the last day of the month, sunrise is at 06:56 and sunset at 21:24 CEST.

Sunshine

In Riantec, the average sunshine in April is 7.6h.

UV index

The average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In April, a regular UV index of 3 translates into these guidelines:
Ensure safety - Sun damage prevention is strongly urged. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.

Updated: Feb 9, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In April, the average high-temperature and low-temperature in Riantec are 13.8°C (56.8°F) and 7.6°C (45.7°F) respectively.

April, July and September, with an average relative humidity of 79%, are the least humid months.

In Riantec, France, the average relative humidity in April is 79%.

In Riantec, in April, it is raining for 13.9 days, with typically 43mm (1.69") of accumulated precipitation.

April is the first month it typically snows. Throughout April, in the average 0.2 snowfall days, it receives 1mm (0.04") of snow.

In April, the average sea temperature in Riantec is 11.8°C (53.2°F). Swimming in 11.8°C (53.2°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

In Riantec, the average day length in April is 13h and 40min.

In April, on the first day of the month, sunrise is at 07:50 and sunset at 20:43. On the last day of the month, in Riantec, France, sunrise is at 06:56 and sunset at 21:24 CEST.

In Riantec, France, the average sunshine duration in April is 7.6h.

In April, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M April M J J A S O N D

Mar

April

May

Average high temperature

11.4°C

13.8°C

16°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

21.1km/h

18.2km/h

17.1km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

0.2

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

13.9

13.8

12.3

Average UV index

Average cloud cover

Average visibility

Average temperature in April
Riantec, France

Average high temperature in April: 13.8°C

The warmest months (with the highest average high temperature) are July and August (20.8°C).
The months with the lowest average high temperature are January and February (9.3°C).

Average low temperature in April: 7.6°C

The month with the highest average low temperature is July (14.3°C).
The coldest month (with the lowest average low temperature) is February (5.3°C).

Average pressure in April
Riantec, France

Average pressure in April: 1015.7mbar

The month with the highest atmospheric pressure is September (1018.5mbar).
The month with the lowest atmospheric pressure is November (1012.8mbar).

Average wind speed in April
Riantec, France

Average wind speed in April: 17km/h

The windiest months (with the highest average wind speed) are January, February and December (21.6km/h).
The calmest month (with the lowest average wind speed) is August (14.9km/h).

Average humidity in April
Riantec, France

Average humidity in April: 79%

The months with the highest relative humidity are January and December (84%).
The months with the lowest relative humidity are April, July and September (79%).

Average rainfall in April
Riantec, France

Average rainfall in April: 43mm

The wettest month (with the highest rainfall) is November (86mm).
The driest month (with the least rainfall) is July (27mm).

Average rainfall days in April
Riantec, France

Average rainfall days in April: 13.9 days

The month with the highest number of rainy days is December (17.8 days).
The month with the least rainy days is September (11.1 days).

Average snowfall in April
Riantec, France

Average snowfall in April: 1mm

The month with the highest snowfall is February (4mm).
The months with the least snowfall are March, May, June, July, August, September, October and November (0mm).

Average snowfall days in April
Riantec, France

Average snowfall days in April: 0.2 days

The month with the highest number of snowfall days is February (1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in April
Riantec, France

Average sea temperature in April: 11.8°C

The best month for swimming (with the highest average sea temperature) is August (17.9°C).
The coldest month (with the lowest average sea temperature) is February (9.9°C).

Average daylight in April /
Average sunshine in April
Riantec, France

Average daylight in April: 13h and 42min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

Average sunshine in April: 7h and 36min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The months with the least sunshine are January and December (Average sunshine: 3h and 54min).

Average sunshine days in April
Riantec, France

Average sunshine days in April: 13.8 days

The month with the most sunshine days is September (16.4 days).
The month with the least sunshine days is November (8.5 days).

Average UV index in April
Riantec, France

Average UV index in April: 3

The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is January (UV index 2).

Average cloud cover in April
Riantec, France

Average cloud cover in April: 39

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is September (Cloud cover 36).

Average visibility in April
Riantec, France

Average visibility in April: 10km

The months with the highest visibility are February, March, April, May, June, July, August, September and November (10km).
The months with the lowest visibility are January, October and December (9km).