April weather forecastGrale, Poland
April
Weather in April
April is a mild spring month in Grale, Poland, with an average temperature varying between 3.9°C (39°F) and 13.9°C (57°F).Temperature
April brings a temperature increase, with average high-temperatures moving from March's frosty 6.5°C (43.7°F) to a refreshing 13.9°C (57°F). During April, Grale experiences a consistent low-temperature average of 3.9°C (39°F).Humidity
The months with the lowest humidity in Grale, Poland, are April and August, with an average relative humidity of 69%.Rainfall
In Grale, in April, it is raining for 11.8 days, with typically 20mm (0.79") of accumulated precipitation. Throughout the year, there are 148.8 rainfall days, and 426mm (16.77") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Grale, during April, snow falls for 1.8 days and regularly aggregates up to 16mm (0.63") of snow. Throughout the year, in Grale, there are 40.6 snowfall days, and 274mm (10.79") of snow is accumulated.Daylight
The average length of the day in April is 14h and 1min.On the first day of the month, sunrise is at 06:05 and sunset at 19:09. On the last day of April, sunrise is at 05:00 and sunset at 20:01 CEST.
Sunshine
The average sunshine in April in Grale is 8.6h.UV index
The average daily maximum UV index in April in Grale is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: In April, the UV index of 4 transforms into the following advice:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. To protect against the Sun's most potent rays, avoid direct exposure around midday. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Grale, Poland
- Average high temperature in April: 13.9°C
The warmest months (with the highest average high temperature) are July and August (24.3°C).
The month with the lowest average high temperature is January (-1°C).
- Average low temperature in April: 3.9°C
The month with the highest average low temperature is July (14.1°C).
The coldest month (with the lowest average low temperature) is January (-4.5°C).
Average pressure in April
Grale, Poland
- Average pressure in April: 1015.6mbar
The month with the highest atmospheric pressure is October (1017.9mbar).
The month with the lowest atmospheric pressure is July (1013.2mbar).
Average wind speed in April
Grale, Poland
- Average wind speed in April: 11.9km/h
The windiest month (with the highest average wind speed) is December (13.5km/h).
The calmest month (with the lowest average wind speed) is August (10.1km/h).
Average humidity in April
Grale, Poland
- Average humidity in April: 69%
The month with the highest relative humidity is January (91%).
The months with the lowest relative humidity are April and August (69%).
Average rainfall in April
Grale, Poland
- Average rainfall in April: 20mm
The wettest month (with the highest rainfall) is May (64mm).
The driest month (with the least rainfall) is February (16mm).
Average rainfall days in April
Grale, Poland
- Average rainfall days in April: 11.8 days
The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is January (5.3 days).
Average snowfall in April
Grale, Poland
- Average snowfall in April: 16mm
The month with the highest snowfall is January (79mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in April
Grale, Poland
- Average snowfall days in April: 1.8 days
The month with the highest number of snowfall days is January (11.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Grale, Poland
- Average daylight in April: 14h and 0min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in April: 8h and 36min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The months with the least sunshine are January and February (Average sunshine: 2h and 30min).
Average sunshine days in April
Grale, Poland
- Average sunshine days in April: 16.2 days
The months with the most sunshine days are March and October (16.3 days).
The month with the least sunshine days is July (8.7 days).
Average UV index in April
Grale, Poland
- Average UV index in April: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in April
Grale, Poland
- Average cloud cover in April: 43
The month with the most cloud cover is January (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in April
Grale, Poland
- Average visibility in April: 9km
The months with the highest visibility are March, April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January and February (7km).





