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 advent of April signifies a minor shift to an average high-temperature of a still refreshing 15.8°C (60.4°F), aligning closely with March. During the month of April, an average temperature of 10.6°C (51.1°F) is noted during the nights in Ribeira, Portugal.Humidity
In Ribeira, the average relative humidity in April is 78%.Rainfall
In Ribeira, Portugal, in April, during 14.3 rainfall days, 88mm (3.46") of precipitation is typically accumulated. Throughout the year, there are 144.8 rainfall days, and 905mm (35.63") of precipitation is accumulated.Daylight
In Ribeira, the average length of the day in April is 13h and 22min.On the first day of April, sunrise is at 07:15 and sunset at 19:59. On the last day of the month, sunrise is at 06:31 and sunset at 20:31 WEST.
Sunshine
In April, the average sunshine in Ribeira is 8.5h.UV index
In Ribeira, the average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The UV index of 4 during April leads to these advisories:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Stay sun-safe with clothing that is both closely woven and worn loosely.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Ribeira in April?
What is the average humidity in April in Ribeira?
How many days does it rain in April in Ribeira?
How many hours of daylight does Ribeira have in April?
When are sunrise and sunset in April in Ribeira?
How many hours of sunshine does Ribeira have in April?
How high is the UV index in April in Ribeira?
Average temperature in April
Ribeira, Portugal
- Average high temperature in April: 15.8°C
The warmest month (with the highest average high temperature) is August (22.8°C).
The month with the lowest average high temperature is January (12.8°C).
- Average low temperature in April: 10.6°C
The month with the highest average low temperature is August (16.5°C).
The coldest month (with the lowest average low temperature) is February (8.6°C).
Average pressure in April
Ribeira, Portugal
- Average pressure in April: 1015.4mbar
The month with the highest atmospheric pressure is December (1022.2mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed in April
Ribeira, Portugal
- Average wind speed in April: 13.8km/h
The windiest month (with the highest average wind speed) is February (16.8km/h).
The calmest month (with the lowest average wind speed) is September (12.3km/h).
Average humidity in April
Ribeira, Portugal
- Average humidity in April: 78%
The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is September (74%).
Average rainfall in April
Ribeira, Portugal
- Average rainfall in April: 88mm
The wettest month (with the highest rainfall) is November (147mm).
The driest month (with the least rainfall) is July (11mm).
Average rainfall days in April
Ribeira, Portugal
- Average rainfall days in April: 14.3 days
The month with the highest number of rainy days is November (17.5 days).
The month with the least rainy days is August (5.8 days).
Average daylight in April /
Average sunshine in April
Ribeira, 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 3min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).
Average sunshine days in April
Ribeira, Portugal
- Average sunshine days in April: 13.7 days
The month with the most sunshine days is August (24.1 days).
The month with the least sunshine days is November (11.5 days).
Average UV index in April
Ribeira, Portugal
- Average UV index in April: 4
The months with the highest UV index are May, June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in April
Ribeira, Portugal
- Average cloud cover in April: 38
The month with the most cloud cover is January (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 19).
Average visibility in April
Ribeira, Portugal
- Average visibility in April: 10km
The months with the highest visibility are February, March, April, May, June, July, September, October and December (10km).
The months with the lowest visibility are January, August and November (9km).
