April weather forecast
Častolovice, Czech Republic

April

Weather in April

April in Častolovice, Czech Republic, is a moderate spring month, with an average temperature varying between 13.4°C (56.1°F) and 3.7°C (38.7°F).

Temperature

In April, the average high-temperature increases from a chilly 6.8°C (44.2°F) in March to a mild 13.4°C (56.1°F). In April, Častolovice's temperature tends to fall to an average low of 3.7°C (38.7°F) during the night.

Humidity

The average relative humidity in April is 74%.

Rainfall

April is the month with the least rainfall. Rain falls for 11.2 days and accumulates 21mm (0.83") of precipitation.

Snowfall

January through May, October through December are months with snowfall in Častolovice, Czech Republic. In April, it is snowing for 1.8 days. Throughout April, 17mm (0.67") of snow is accumulated. Throughout the year, there are 55.1 snowfall days, and 436mm (17.17") of snow is accumulated.

Daylight

In Častolovice, the average length of the day in April is 13h and 49min.
On the first day of the month, sunrise is at 06:30 and sunset at 19:27. On the last day of April, in Častolovice, sunrise is at 05:31 and sunset at 20:13 CEST.

Sunshine

In April, the average sunshine is 9.1h.

UV index

In Častolovice, the average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index, 4 in April, converts into the following recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.

Frequently asked questions

What is the temperature in April in Častolovice?
The high-temperature, in April, in Častolovice, records 13.4°C (56.1°F), while the low-temperature is 3.7°C (38.7°F).
What is the average humidity in April in Častolovice?
In Častolovice, Czech Republic, the average relative humidity in April is 74%.
What is the driest month in Častolovice?
April is the month with the least rainfall. Rain falls for 11.2 days and accumulates 21mm (0.83") of precipitation.
How many days does it rain in April in Častolovice?
In Častolovice, during April, the rain falls for 11.2 days and regularly aggregates up to 21mm (0.83") of precipitation.
How much does it snow in Častolovice in April?
In Častolovice, Czech Republic, in April, during 1.8 snowfall days, 17mm (0.67") of snow is typically accumulated.
How many hours of daylight does Častolovice have in April?
The average day length in April in Častolovice, Czech Republic, is 13h and 49min.
What time are sunrise and sunset in April in Častolovice?
On the first day of April, sunrise is at 06:30 and sunset at 19:27. On the last day of the month, sunrise is at 05:31 and sunset at 20:13 CEST.
How many hours of sunshine does Častolovice have in April?
In April, the average sunshine duration in Častolovice, Czech Republic, is 9.1h.
What is the UV index reading in April in Častolovice?
In April, the average daily maximum UV index in Častolovice is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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 - Častolovice, Czech Republic
Average temperature in April
Častolovice, Czech Republic
  • Average high temperature in April: 13.4°C

The warmest month (with the highest average high temperature) is August (23.2°C).
The month with the lowest average high temperature is January (-0.5°C).

  • Average low temperature in April: 3.7°C

The month with the highest average low temperature is August (12.4°C).
The coldest month (with the lowest average low temperature) is January (-5.3°C).

Average pressure in April - Častolovice, Czech Republic
Average pressure in April
Častolovice, Czech Republic
  • Average pressure in April: 1015.7mbar

The months with the highest atmospheric pressure are October and December (1018.6mbar).
The month with the lowest atmospheric pressure is July (1015mbar).

Average wind speed in April - Častolovice, Czech Republic
Average wind speed in April
Častolovice, Czech Republic
  • Average wind speed in April: 12.4km/h

The windiest month (with the highest average wind speed) is December (14.4km/h).
The calmest month (with the lowest average wind speed) is August (9.3km/h).

Average humidity in April - Častolovice, Czech Republic
Average humidity in April
Častolovice, Czech Republic
  • Average humidity in April: 74%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (72%).

Average rainfall in April - Častolovice, Czech Republic
Average rainfall in April
Častolovice, Czech Republic
  • Average rainfall in April: 21mm

The wettest month (with the highest rainfall) is June (65mm).
The driest month (with the least rainfall) is April (21mm).

Average rainfall days in April - Častolovice, Czech Republic
Average rainfall days in April
Častolovice, Czech Republic
  • Average rainfall days in April: 11.2 days

The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is January (7 days).

Average snowfall in April - Častolovice, Czech Republic
Average snowfall in April
Častolovice, Czech Republic
  • Average snowfall in April: 17mm

The month with the highest snowfall is January (138mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in April - Častolovice, Czech Republic
Average snowfall days in April
Častolovice, Czech Republic
  • Average snowfall days in April: 1.8 days

The month with the highest number of snowfall days is January (16.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in April / Average sunshine in April - Častolovice, Czech Republic
Average daylight in April /
Average sunshine in April
Častolovice, Czech Republic
  • Average daylight in April: 13h and 5min

The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 6min).

  • Average sunshine in April: 9h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

Average sunshine days in April - Častolovice, Czech Republic
Average sunshine days in April
Častolovice, Czech Republic
  • Average sunshine days in April: 15.3 days

The month with the most sunshine days is October (18.7 days).
The months with the least sunshine days are May and December (11 days).

Average UV index in April - Častolovice, Czech Republic
Average UV index in April
Častolovice, Czech Republic
  • Average UV index in April: 4

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January and November (UV index 1).

Average cloud cover in April - Častolovice, Czech Republic
Average cloud cover in April
Častolovice, Czech Republic
  • Average cloud cover in April: 39

The months with the most cloud cover are January and December (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in April - Častolovice, Czech Republic
Average visibility in April
Častolovice, Czech Republic
  • Average visibility in April: 9km

The months with the highest visibility are March, April, May, June, July, August and September (9km).
The month with the lowest visibility is January (7km).

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