April weather forecast
Grimmialp, Switzerland

April

Weather in April

April, like March, in Grimmialp, Switzerland, is another cold spring month, with an average temperature fluctuating between 5.8°C (42.4°F) and -2.8°C (27°F).

Temperature

April brings a slight rise in Grimmialp's average high-temperature, moving from 0.9°C (33.6°F) in March to a still cold 5.8°C (42.4°F). Grimmialp throughout April, records an average low-temperature of -2.8°C (27°F).

Humidity

The average relative humidity in April in Grimmialp is 87%.

Rainfall

In April, in Grimmialp, the rain falls for 17.4 days. Throughout April, 99mm (3.9") of precipitation is accumulated. In Grimmialp, during the entire year, the rain falls for 170.9 days and collects up to 1496mm (58.9") of precipitation.

Snowfall

Months with snowfall in Grimmialp, Switzerland, are January through December. In April, in Grimmialp, it is snowing for 15.3 days. Throughout April, 507mm (19.96") of snow is accumulated. In Grimmialp, Switzerland, during the entire year, snow falls for 127.3 days and aggregates up to 5589mm (220.04") of snow.

Daylight

The average length of the day in April in Grimmialp is 13h and 36min.
On the first day of the month, sunrise is at 07:08 and sunset at 19:59. On the last day of April, sunrise is at 06:16 and sunset at 20:38 CEST.

Sunshine

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

UV index

The average daily maximum UV index in April in Grimmialp is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the average person.
Note: The UV index of 2 during April leads to these advisories:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.

Frequently asked questions

How cold is it in Grimmialp in April?
The high-temperature, in April, in Grimmialp, is 5.8°C (42.4°F), while the low-temperature averages to -2.8°C (27°F).
What is the average humidity in April in Grimmialp?
In April, the average relative humidity in Grimmialp is 87%.
How many days does it rain in April in Grimmialp?
In Grimmialp, during April, the rain falls for 17.4 days and regularly aggregates up to 99mm (3.9") of precipitation.
How many days does it snow in April in Grimmialp?
In Grimmialp, Switzerland, in April, during 15.3 snowfall days, 507mm (19.96") of snow is typically accumulated.
What is the average length of the day in April in Grimmialp?
The average day length in April in Grimmialp, Switzerland, is 13h and 36min.
When is the sunrise / sunset in April in Grimmialp?
On the first day of April, sunrise is at 07:08 and sunset at 19:59. On the last day of the month, sunrise is at 06:16 and sunset at 20:38 CEST.
How long on average sun shines in April in Grimmialp?
In April, the average sunshine duration is 7.6h.
How high is the UV index in April in Grimmialp?
The average daily maximum UV index in April in Grimmialp is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in April
Grimmialp, Switzerland
  • Average high temperature in April: 5.8°C

The warmest month (with the highest average high temperature) is August (16.9°C).
The month with the lowest average high temperature is January (-2.1°C).

  • Average low temperature in April: -2.8°C

The month with the highest average low temperature is July (6.8°C).
The coldest month (with the lowest average low temperature) is February (-11.3°C).

Average pressure in April
Grimmialp, Switzerland
  • Average pressure in April: 1015.4mbar

The month with the highest atmospheric pressure is December (1021mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).

Average wind speed in April
Grimmialp, Switzerland
  • Average wind speed in April: 7.4km/h

The windiest month (with the highest average wind speed) is December (9km/h).
The calmest month (with the lowest average wind speed) is August (6.6km/h).

Average humidity in April
Grimmialp, Switzerland
  • Average humidity in April: 87%

The month with the highest relative humidity is March (92%).
The months with the lowest relative humidity are July and August (80%).

Average rainfall in April
Grimmialp, Switzerland
  • Average rainfall in April: 99mm

The wettest month (with the highest rainfall) is May (193mm).
The driest month (with the least rainfall) is September (74mm).

Average rainfall days in April
Grimmialp, Switzerland
  • Average rainfall days in April: 17.4 days

The month with the highest number of rainy days is July (24.3 days).
The month with the least rainy days is December (4.1 days).

Average snowfall in April
Grimmialp, Switzerland
  • Average snowfall in April: 507mm

The month with the highest snowfall is December (1065mm).
The month with the least snowfall is July (7mm).

Average snowfall days in April
Grimmialp, Switzerland
  • Average snowfall days in April: 15.3 days

The month with the highest number of snowfall days is March (20.3 days).
The month with the least snowfall days is August (0.4 days).

Average daylight in April /
Average sunshine in April
Grimmialp, Switzerland
  • Average daylight in April: 13h and 4min

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

  • Average sunshine in April: 7h and 4min

The month with the most sunshine is August (Average sunshine: 9h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

Average sunshine days in April
Grimmialp, Switzerland
  • Average sunshine days in April: 6.3 days

The month with the most sunshine days is October (14.8 days).
The months with the least sunshine days are May and June (3.2 days).

Average UV index in April
Grimmialp, Switzerland
  • Average UV index in April: 2

The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January, February and December (UV index 1).

Average cloud cover in April
Grimmialp, Switzerland
  • Average cloud cover in April: 51

The months with the most cloud cover are February and March (Cloud cover 56).
The month with the least cloud cover is October (Cloud cover 40).

Average visibility in April
Grimmialp, Switzerland
  • Average visibility in April: 7km

The months with the highest visibility are June, July, August and October (8km).
The months with the lowest visibility are January, February and March (6km).

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