April weather forecastOstrowy, Poland
April
Weather in April
April in Ostrowy, Poland, is a moderate spring month, with an average temperature varying between 4.8°C (40.6°F) and 14.5°C (58.1°F).Temperature
April's arrival coincides with a temperature rise, moving from March's frosty 7.5°C (45.5°F) to a moderate 14.5°C (58.1°F). In Ostrowy, the April nights cool down to an average low of 4.8°C (40.6°F).Humidity
In Ostrowy, the average relative humidity in April is 69%.Rainfall
April is the month with the least rainfall in Ostrowy. Rain falls for 9.7 days and accumulates 12mm (0.47") of precipitation.Snowfall
Months with snowfall in Ostrowy are January through May, October through December. In April, in Ostrowy, Poland, it is snowing for 0.9 days. Throughout April, 3mm (0.12") of snow is accumulated. Throughout the year, in Ostrowy, there are 33.1 snowfall days, and 162mm (6.38") of snow is accumulated.Daylight
The average length of the day in April is 13h and 57min.On the first day of April in Ostrowy, sunrise is at 06:16 and sunset at 19:17. On the last day of the month, sunrise is at 05:13 and sunset at 20:07 CEST.
Sunshine
In April, the average sunshine in Ostrowy is 8.9h.UV index
The average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: In April, a regular UV index of 4 translates into these guidelines:
Be vigilant - Preventing sunburn is recommended. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Ostrowy, Poland
- Average high temperature in April: 14.5°C
The warmest month (with the highest average high temperature) is August (24.7°C).
The month with the lowest average high temperature is January (0.4°C).
- Average low temperature in April: 4.8°C
The month with the highest average low temperature is August (15.3°C).
The coldest month (with the lowest average low temperature) is January (-3°C).
Average pressure in April
Ostrowy, Poland
- Average pressure in April: 1015.7mbar
The month with the highest atmospheric pressure is October (1017.9mbar).
The month with the lowest atmospheric pressure is July (1013.8mbar).
Average wind speed in April
Ostrowy, Poland
- Average wind speed in April: 12.9km/h
The windiest month (with the highest average wind speed) is December (15.1km/h).
The calmest month (with the lowest average wind speed) is August (11.2km/h).
Average humidity in April
Ostrowy, Poland
- Average humidity in April: 69%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (66%).
Average rainfall in April
Ostrowy, Poland
- Average rainfall in April: 12mm
The wettest months (with the highest rainfall) are June and July (46mm).
The driest month (with the least rainfall) is April (12mm).
Average rainfall days in April
Ostrowy, Poland
- Average rainfall days in April: 9.7 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (6.8 days).
Average snowfall in April
Ostrowy, Poland
- Average snowfall in April: 3mm
The month with the highest snowfall is January (49mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in April
Ostrowy, Poland
- Average snowfall days in April: 0.9 days
The month with the highest number of snowfall days is January (11.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Ostrowy, Poland
- Average daylight in April: 13h and 54min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in April: 8h and 54min
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 0min).
Average sunshine days in April
Ostrowy, Poland
- Average sunshine days in April: 17.8 days
The month with the most sunshine days is October (18.8 days).
The month with the least sunshine days is July (10.9 days).
Average UV index in April
Ostrowy, Poland
- Average UV index in April: 4
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in April
Ostrowy, Poland
- Average cloud cover in April: 41
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in April
Ostrowy, Poland
- Average visibility in April: 9km
The months with the highest visibility are June and August (10km).
The months with the lowest visibility are January, February, November and December (8km).





