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
The shift into April brings an increase in the average high-temperature, moving from a frosty 7.4°C (45.3°F) in March to a moderate 13.4°C (56.1°F). Throughout the April nights, Lachen encounters a low-temperature of 2.3°C (36.1°F).Humidity
In Lachen, Switzerland, the average relative humidity in April is 79%.Rainfall
In Lachen, Switzerland, in April, it is raining for 11.9 days, with typically 33mm (1.3") of accumulated precipitation. Throughout the year, there are 151 rainfall days, and 623mm (24.53") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Lachen. In Lachen, during April, snow falls for 2.3 days and regularly aggregates up to 39mm (1.54") of snow. Throughout the year, there are 50.4 snowfall days, and 753mm (29.65") of snow is accumulated.Daylight
In April, the average length of the day is 13h and 38min.On the first day of the month, sunrise is at 07:02 and sunset at 19:54. On the last day of April, in Lachen, sunrise is at 06:09 and sunset at 20:34 CEST.
Sunshine
In April, the average sunshine is 9h.UV index
In April, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.Note: The maximum UV index of 3 during April translates into these guidelines:
Take necessary precautions - Suggestions to elude sunburn are provided. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature in Lachen?
What is the average humidity in April in Lachen?
How many days does it rain in April in Lachen?
How much does it snow in Lachen in April?
How many hours of daylight does Lachen have in April?
When are sunrise and sunset in April in Lachen?
How many hours of sunshine does Lachen have in April?
What is the UV index intensity in April in Lachen?
Average temperature in April
Lachen, Switzerland
- Average high temperature in April: 13.4°C
The warmest months (with the highest average high temperature) are July and August (22.5°C).
The month with the lowest average high temperature is January (2.2°C).
- Average low temperature in April: 2.3°C
The month with the highest average low temperature is August (11.1°C).
The coldest months (with the lowest average low temperature) are January and February (-4.3°C).
Average pressure in April
Lachen, Switzerland
- Average pressure in April: 1015.6mbar
The month with the highest atmospheric pressure is December (1020.8mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed in April
Lachen, Switzerland
- Average wind speed in April: 7.1km/h
The windiest month (with the highest average wind speed) is March (8km/h).
The calmest month (with the lowest average wind speed) is August (5.9km/h).
Average humidity in April
Lachen, Switzerland
- Average humidity in April: 79%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is July (78%).
Average rainfall in April
Lachen, Switzerland
- Average rainfall in April: 33mm
The wettest month (with the highest rainfall) is May (82mm).
The driest month (with the least rainfall) is November (31mm).
Average rainfall days in April
Lachen, Switzerland
- Average rainfall days in April: 11.9 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is February (6.9 days).
Average snowfall in April
Lachen, Switzerland
- Average snowfall in April: 39mm
The month with the highest snowfall is January (202mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in April
Lachen, Switzerland
- Average snowfall days in April: 2.3 days
The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Lachen, Switzerland
- 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 36min).
- Average sunshine in April: 9h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in April
Lachen, Switzerland
- Average sunshine days in April: 14.8 days
The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is July (9.8 days).
Average UV index in April
Lachen, Switzerland
- 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 November and December (UV index 1).
Average cloud cover in April
Lachen, Switzerland
- Average cloud cover in April: 41
The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in April
Lachen, Switzerland
- Average visibility in April: 8km
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (8km).
The months with the lowest visibility are January and February (7km).
