April weather forecast
Grinau, Germany

April

Weather in April

April is a fresh spring month in Grinau, Germany, with an average temperature fluctuating between 4.4°C (39.9°F) and 12.8°C (55°F).

Temperature

April's arrival brings a change in high-temperatures, moving from a chilly 7.6°C (45.7°F) in March to a cool 12.8°C (55°F). Grinau encounters an average low-temperature of 4.4°C (39.9°F) during April nights.

Humidity

In Grinau, Germany, the average relative humidity in April is 78%.

Rainfall

The month with the least rainfall is April, when the rain falls for 12.3 days and typically collects 19mm (0.75") of precipitation.

Snowfall

January through April, November and December are months with snowfall. April is the last month it regularly snows. During 0.6 snowfall days, in April, Grinau aggregates 3mm (0.12") of snow. Throughout the year, in Grinau, there are 19.9 snowfall days, and 91mm (3.58") of snow is accumulated.

Daylight

The average length of the day in April in Grinau is 14h and 4min.
On the first day of the month, sunrise is at 06:49 and sunset at 19:53. On the last day of April, in Grinau, sunrise is at 05:42 and sunset at 20:47 CEST.

Sunshine

The average sunshine in April is 8.7h.

UV index

In April, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: In April, the average maximum UV index of 3 translates into the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.

Frequently asked questions

What are April temperatures in Grinau?
In April, the average high-temperature and low-temperature in Grinau, Germany, are 12.8°C (55°F) and 4.4°C (39.9°F) respectively.
What is the average humidity in April in Grinau?
The average relative humidity in April is 78%.
What is the driest month in Grinau?
April is the month with the least rainfall in Grinau. Rain falls for 12.3 days and accumulates 19mm (0.75") of precipitation.
How many days does it rain in April in Grinau?
In Grinau, Germany, during April, the rain falls for 12.3 days and regularly aggregates up to 19mm (0.75") of precipitation.
What is the last month it snows in Grinau?
April is the last month it regularly snows in Grinau. During 0.6 snowfall days, in April, Grinau aggregates 3mm (0.12") of snow.
How many hours of daylight does Grinau have in April?
In April, the average day length in Grinau, Germany, is 14h and 4min.
What time are sunrise and sunset in April in Grinau?
In April, on the first day of the month, sunrise is at 06:49 and sunset at 19:53. On the last day of the month, in Grinau, Germany, sunrise is at 05:42 and sunset at 20:47 CEST.
How many hours of sunshine does Grinau have in April?
In Grinau, Germany, the average sunshine duration in April is 8.7h.
What is the UV index reading in April in Grinau?
The average daily maximum UV index in April in Grinau, Germany, is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to Sun's UV rays.
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
Grinau, Germany
  • Average high temperature in April: 12.8°C

The warmest month (with the highest average high temperature) is August (22.3°C).
The month with the lowest average high temperature is January (2.6°C).

  • Average low temperature in April: 4.4°C

The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is February (-0.8°C).

Average pressure in April
Grinau, Germany
  • Average pressure in April: 1015.7mbar

The month with the highest atmospheric pressure is September (1016.2mbar).
The month with the lowest atmospheric pressure is November (1011.9mbar).

Average wind speed in April
Grinau, Germany
  • Average wind speed in April: 14.8km/h

The windiest month (with the highest average wind speed) is December (18.6km/h).
The calmest month (with the lowest average wind speed) is August (12.8km/h).

Average humidity in April
Grinau, Germany
  • Average humidity in April: 78%

The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is August (75%).

Average rainfall in April
Grinau, Germany
  • Average rainfall in April: 19mm

The wettest month (with the highest rainfall) is June (47mm).
The driest month (with the least rainfall) is April (19mm).

Average rainfall days in April
Grinau, Germany
  • Average rainfall days in April: 12.3 days

The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is February (10.3 days).

Average snowfall in April
Grinau, Germany
  • Average snowfall in April: 3mm

The month with the highest snowfall is December (25mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in April
Grinau, Germany
  • Average snowfall days in April: 0.6 days

The month with the highest number of snowfall days is February (6.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in April /
Average sunshine in April
Grinau, Germany
  • Average daylight in April: 14h and 1min

The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 30min).

  • Average sunshine in April: 8h and 4min

The month with the most sunshine is August (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 12min).

Average sunshine days in April
Grinau, Germany
  • Average sunshine days in April: 15.6 days

The month with the most sunshine days is April (15.6 days).
The month with the least sunshine days is December (10.1 days).

Average UV index in April
Grinau, Germany
  • 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 1).

Average cloud cover in April
Grinau, Germany
  • Average cloud cover in April: 41

The month with the most cloud cover is December (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 38).

Average visibility in April
Grinau, Germany
  • Average visibility in April: 9km

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

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