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 sea temperature 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
The onset of April marks an average high-temperature of a still comfortable 17.4°C (63.3°F), hardly differing from March's 16.9°C (62.4°F). The April nights show a slight decrease to a mean low-temperature of 15.8°C (60.4°F).Humidity
In April, the average relative humidity in Ribeira Brava, Portugal, is 76%.Rainfall
In Ribeira Brava, in April, it is raining for 10.5 days, with typically 21mm (0.83") of accumulated precipitation. In Ribeira Brava, during the entire year, the rain falls for 116.4 days and collects up to 232mm (9.13") of precipitation.Sea temperature
January through April, with an average sea temperature of 18°C (64.4°F), are months with the coldest seawater.Note: Swimming in 18°C (64.4°F) is not an enjoyable experience for most. Breathing becomes progressively more challenging as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).
Daylight
In April, the average length of the day in Ribeira Brava is 13h and 0min.On the first day of April, sunrise is at 07:55 and sunset at 20:28. On the last day of the month, sunrise is at 07:21 and sunset at 20:49 WEST.
Sunshine
The average sunshine in April is 8.2h.UV index
January through June, November and December, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high UV index of 5 in April translates into the following recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. To avoid the Sun's strongest rays, limit exposure around the mid-day period. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Frequently asked questions
What is the temperature in April in Ribeira Brava?
What is the average humidity in April in Ribeira Brava?
How much does it rain in Ribeira Brava in April?
When is the sea coldest in Ribeira Brava?
How cold is the water in April in Ribeira Brava?
What is the average length of the day in April in Ribeira Brava?
When is the sunrise / sunset in April in Ribeira Brava?
How long on average sun shines in April in Ribeira Brava?
When is the lowest UV index in Ribeira Brava?
What is the UV index reading in April in Ribeira Brava?
Average temperature in April
Ribeira Brava, Portugal
- Average high temperature in April: 17.4°C
The warmest month (with the highest average high temperature) is August (23°C).
The months with the lowest average high temperature are February and March (16.9°C).
- Average low temperature in April: 15.8°C
The month with the highest average low temperature is September (21.7°C).
The coldest month (with the lowest average low temperature) is March (15.1°C).
Average pressure in April
Ribeira Brava, Portugal
- Average pressure in April: 1018.3mbar
The month with the highest atmospheric pressure is January (1024.1mbar).
The month with the lowest atmospheric pressure is October (1017mbar).
Average wind speed in April
Ribeira Brava, Portugal
- Average wind speed in April: 20.1km/h
The windiest month (with the highest average wind speed) is February (23km/h).
The calmest month (with the lowest average wind speed) is September (17.7km/h).
Average humidity in April
Ribeira Brava, Portugal
- Average humidity in April: 76%
The months with the highest relative humidity are June and August (80%).
The month with the lowest relative humidity is February (73%).
Average rainfall in April
Ribeira Brava, Portugal
- Average rainfall in April: 21mm
The wettest month (with the highest rainfall) is October (44mm).
The driest month (with the least rainfall) is August (3mm).
Average rainfall days in April
Ribeira Brava, Portugal
- Average rainfall days in April: 10.5 days
The month with the highest number of rainy days is November (16 days).
The month with the least rainy days is August (3.9 days).
Average sea temperature in April
Ribeira Brava, Portugal
- Average sea temperature in April: 18°C
The best months for swimming (with the highest average sea temperature) are August, September and October (23°C).
The coldest months (with the lowest average sea temperature) are January, February, March and April (18°C).
Average daylight in April /
Average sunshine in April
Ribeira Brava, Portugal
- Average daylight in April: 13h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in April: 8h and 1min
The month with the most sunshine is June (Average sunshine: 9h and 12min).
The months with the least sunshine are January and December (Average sunshine: 7h and 36min).
Average sunshine days in April
Ribeira Brava, Portugal
- Average sunshine days in April: 15 days
The month with the most sunshine days is August (20.9 days).
The month with the least sunshine days is November (8.4 days).
Average UV index in April
Ribeira Brava, Portugal
- Average UV index in April: 5
The months with the highest UV index are July, August, September and October (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June, November and December (UV index 5).
Average cloud cover in April
Ribeira Brava, Portugal
- Average cloud cover in April: 36
The month with the most cloud cover is November (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in April
Ribeira Brava, 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).
Ribeira Brava, Portugal
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