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 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
April
Weather in April
Temperature
The commencement of April introduces an average high-temperature of a still mild 15.9°C (60.6°F), closely mirroring the preceding month. Ribeiras experiences a subtle drop in temperature during the April nights, recording an average of 14.3°C (57.7°F).Humidity
In April, the average relative humidity in Ribeiras is 80%.Rainfall
In Ribeiras, in April, during 17.8 rainfall days, 61mm (2.4") of precipitation is typically accumulated. In Ribeiras, during the entire year, the rain falls for 204.1 days and collects up to 744mm (29.29") of precipitation.Daylight
The average length of the day in April in Ribeiras is 13h and 13min.On the first day of the month, sunrise is at 07:36 and sunset at 20:16. On the last day of April, sunrise is at 06:56 and sunset at 20:43 +00.
Sunshine
In April, the average sunshine is 6.5h.UV index
The months with the lowest UV index are January through May, November and December, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: The maximum UV index of 4 during April leads to these instructions:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April in Ribeiras?
What is the average humidity in April in Ribeiras?
How much does it rain in Ribeiras in April?
How many hours of daylight does Ribeiras have in April?
When is the sunrise / sunset in April in Ribeiras?
How many hours of sunshine does Ribeiras have in April?
What is the month with the lowest UV index in Ribeiras?
How high is the UV index in April in Ribeiras?
Average temperature in April
Ribeiras, Portugal
- Average high temperature in April: 15.9°C
The warmest month (with the highest average high temperature) is August (22.8°C).
The month with the lowest average high temperature is March (15.3°C).
- Average low temperature in April: 14.3°C
The month with the highest average low temperature is August (21.2°C).
The coldest month (with the lowest average low temperature) is March (13.8°C).
Average pressure in April
Ribeiras, Portugal
- Average pressure in April: 1019.6mbar
The month with the highest atmospheric pressure is July (1024.6mbar).
The month with the lowest atmospheric pressure is October (1016.8mbar).
Average wind speed in April
Ribeiras, Portugal
- Average wind speed in April: 22.7km/h
The windiest month (with the highest average wind speed) is December (25.6km/h).
The calmest month (with the lowest average wind speed) is July (14.4km/h).
Average humidity in April
Ribeiras, Portugal
- Average humidity in April: 80%
The month with the highest relative humidity is June (83%).
The months with the lowest relative humidity are September and November (78%).
Average rainfall in April
Ribeiras, Portugal
- Average rainfall in April: 61mm
The wettest month (with the highest rainfall) is December (116mm).
The driest month (with the least rainfall) is July (26mm).
Average rainfall days in April
Ribeiras, Portugal
- Average rainfall days in April: 17.8 days
The month with the highest number of rainy days is October (20 days).
The month with the least rainy days is July (13.6 days).
Average daylight in April /
Average sunshine in April
Ribeiras, Portugal
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in April: 6h and 3min
The month with the most sunshine is July (Average sunshine: 9h and 6min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).
Average sunshine days in April
Ribeiras, Portugal
- Average sunshine days in April: 8.3 days
The month with the most sunshine days is July (11 days).
The months with the least sunshine days are February and December (6.3 days).
Average UV index in April
Ribeiras, Portugal
- Average UV index in April: 4
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March, April, May, November and December (UV index 4).
Average cloud cover in April
Ribeiras, Portugal
- Average cloud cover in April: 53
The months with the most cloud cover are January, March, November and December (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 42).
Average visibility in April
Ribeiras, Portugal
- Average visibility in April: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
