Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
April's arrival shows an average high-temperature of a refreshing 15.5°C (59.9°F), hardly different from the previous month. Rio de Onor's nighttime temperature in April drops to an average of 4.6°C (40.3°F).Humidity
In Rio de Onor, the average relative humidity in April is 75%.Rainfall
In Rio de Onor, in April, it is raining for 17.6 days, with typically 58mm (2.28") of accumulated precipitation. Throughout the year, in Rio de Onor, Portugal, there are 141.7 rainfall days, and 532mm (20.94") of precipitation is accumulated.Snowfall
In Rio de Onor, snow does not fall in April through October.Daylight
The average length of the day in April in Rio de Onor is 13h and 22min.On the first day of the month, sunrise is at 07:08 and sunset at 19:52. On the last day of April, in Rio de Onor, sunrise is at 06:22 and sunset at 20:24 WEST.
Sunshine
The average sunshine in April is 8.8h.UV index
In April, the average daily maximum UV index in Rio de Onor is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.Note: An average UV index of 3 in April transforms into this advice:
Put precautions into practice - Protective measures against sun-induced damage are advised. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Frequently asked questions
What are the temperatures in Rio de Onor in April?
What is the average humidity in April in Rio de Onor?
How much does it rain in Rio de Onor in April?
When it does not snow in Rio de Onor?
Does it snow in Rio de Onor in April?
How many hours of daylight does Rio de Onor have in April?
When is the sunrise / sunset in April in Rio de Onor?
How many hours of sunshine does Rio de Onor have in April?
What is the UV index intensity in April in Rio de Onor?
Average temperature in April
Rio de Onor, Portugal
- Average high temperature in April: 15.5°C
The warmest month (with the highest average high temperature) is August (28.3°C).
The month with the lowest average high temperature is January (8.3°C).
- Average low temperature in April: 4.6°C
The month with the highest average low temperature is July (13.8°C).
The coldest month (with the lowest average low temperature) is February (1.2°C).
Average pressure in April
Rio de Onor, Portugal
- Average pressure in April: 1015.4mbar
The month with the highest atmospheric pressure is December (1022.9mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed in April
Rio de Onor, Portugal
- Average wind speed in April: 9.9km/h
The windiest month (with the highest average wind speed) is March (11.2km/h).
The calmest month (with the lowest average wind speed) is September (8.4km/h).
Average humidity in April
Rio de Onor, Portugal
- Average humidity in April: 75%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (52%).
Average rainfall in April
Rio de Onor, Portugal
- Average rainfall in April: 58mm
The wettest month (with the highest rainfall) is November (73mm).
The driest month (with the least rainfall) is August (11mm).
Average rainfall days in April
Rio de Onor, Portugal
- Average rainfall days in April: 17.6 days
The month with the highest number of rainy days is April (17.6 days).
The month with the least rainy days is August (4.2 days).
Average snowfall in April
Rio de Onor, Portugal
- Average snowfall in April: 0mm
The month with the highest snowfall is February (19mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in April
Rio de Onor, Portugal
- Average snowfall days in April: 0.1 days
The month with the highest number of snowfall days is January (2.1 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
Rio de Onor, Portugal
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in April: 8h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).
Average sunshine days in April
Rio de Onor, Portugal
- Average sunshine days in April: 10.8 days
The month with the most sunshine days is August (24.5 days).
The month with the least sunshine days is April (10.8 days).
Average UV index in April
Rio de Onor, Portugal
- Average UV index in April: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Rio de Onor, Portugal
- Average cloud cover in April: 42
The month with the most cloud cover is January (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 13).
Average visibility in April
Rio de Onor, Portugal
- Average visibility in April: 9km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, November and December (8km).
Rio de Onor, Portugal
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