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
April
Weather in April
Temperature
April comes with a subtle rise, with the average high-temperature adjusting from a frosty 9.3°C (48.7°F) in March to a moderate 14°C (57.2°F). Throughout the month of April, Altenach expects an average low of 4.3°C (39.7°F).Humidity
The least humid month is April, with an average relative humidity of 80%.Rainfall
In April, the rain falls for 16.4 days. Throughout April, 43mm (1.69") of precipitation is accumulated. Throughout the year, there are 189.8 rainfall days, and 741mm (29.17") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Altenach, in April, during 1 snowfall days, 16mm (0.63") of snow is typically accumulated. Throughout the year, there are 37.1 snowfall days, and 450mm (17.72") of snow is accumulated.Daylight
In April, the average length of the day is 13h and 40min.On the first day of April, sunrise is at 07:08 and sunset at 20:01. On the last day of the month, sunrise is at 06:14 and sunset at 20:42 CEST.
Sunshine
The average sunshine in April is 8.4h.UV index
In Altenach, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: The daily high UV index of 3 in April translates into this advice:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. To avoid the Sun's strongest rays, limit exposure around the mid-day period. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April?
What is the least humid month?
What is the average humidity in April?
How much does it rain in Altenach in April?
How many days does it snow in April?
How many hours of daylight does Altenach have in April?
When are sunrise and sunset in April?
How long on average sun shines in April?
What is the UV index intensity in April?
Average temperature in April
Altenach, France
- Average high temperature in April: 14°C
The warmest month (with the highest average high temperature) is July (22.7°C).
The month with the lowest average high temperature is January (3.2°C).
- Average low temperature in April: 4.3°C
The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is January (-1.8°C).
Average pressure in April
Altenach, France
- Average pressure in April: 1015.7mbar
The month with the highest atmospheric pressure is December (1020.6mbar).
The month with the lowest atmospheric pressure is November (1015.5mbar).
Average wind speed in April
Altenach, France
- Average wind speed in April: 9.6km/h
The windiest month (with the highest average wind speed) is February (12.1km/h).
The calmest month (with the lowest average wind speed) is August (7.4km/h).
Average humidity in April
Altenach, France
- Average humidity in April: 80%
The months with the highest relative humidity are January and December (88%).
The month with the lowest relative humidity is April (80%).
Average rainfall in April
Altenach, France
- Average rainfall in April: 43mm
The wettest month (with the highest rainfall) is June (86mm).
The driest month (with the least rainfall) is September (36mm).
Average rainfall days in April
Altenach, France
- Average rainfall days in April: 16.4 days
The month with the highest number of rainy days is May (20.7 days).
The month with the least rainy days is February (12.4 days).
Average snowfall in April
Altenach, France
- Average snowfall in April: 16mm
The month with the highest snowfall is January (114mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in April
Altenach, France
- Average snowfall days in April: 1 days
The month with the highest number of snowfall days is January (10.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Altenach, France
- Average daylight in April: 13h and 4min
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: 8h and 2min
The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).
Average sunshine days in April
Altenach, France
- Average sunshine days in April: 11.1 days
The month with the most sunshine days is October (15.5 days).
The month with the least sunshine days is June (7.3 days).
Average UV index in April
Altenach, France
- Average UV index in April: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in April
Altenach, France
- Average cloud cover in April: 42
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in April
Altenach, France
- Average visibility in April: 9km
The months with the highest visibility are March, April, July and August (9km).
The months with the lowest visibility are January, February, May, June, September, October, November and December (8km).
