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 initiation of April sees an average high-temperature of an enjoyable 17.4°C (63.3°F), showing minor variations from the previous month. An average low-temperature of 7.2°C (45°F) marks the month of April in Caldelas.Humidity
In April, the average relative humidity is 78%.Rainfall
In Caldelas, Portugal, during April, the rain falls for 16.5 days and regularly aggregates up to 96mm (3.78") of precipitation. Throughout the year, there are 150 rainfall days, and 997mm (39.25") of precipitation is accumulated.Daylight
In Caldelas, the average length of the day in April is 13h and 22min.On the first day of the month, sunrise is at 07:15 and sunset at 19:59. On the last day of April, sunrise is at 06:30 and sunset at 20:30 WEST.
Sunshine
In Caldelas, the average sunshine in April is 8h.UV index
The months with the lowest UV index are January through April, November and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: In April, the maximum UV index of 3 translates into these guidelines:
Make use of precautions - Shielding skin and eyes from injury is a requirement. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures in Caldelas?
What is the average humidity in April in Caldelas?
How many days does it rain in April in Caldelas?
What is the average length of the day in April in Caldelas?
When are sunrise and sunset in April in Caldelas?
How many hours of sunshine does Caldelas have in April?
What are the months with the lowest UV index in Caldelas?
How high is the UV index in April in Caldelas?
Average temperature in April
Caldelas, Portugal
- Average high temperature in April: 17.4°C
The warmest month (with the highest average high temperature) is August (27.6°C).
The month with the lowest average high temperature is January (11.8°C).
- Average low temperature in April: 7.2°C
The month with the highest average low temperature is August (14.4°C).
The coldest month (with the lowest average low temperature) is February (4.7°C).
Average pressure in April
Caldelas, Portugal
- Average pressure in April: 1015.3mbar
The month with the highest atmospheric pressure is December (1022.4mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).
Average wind speed in April
Caldelas, Portugal
- Average wind speed in April: 7.4km/h
The windiest months (with the highest average wind speed) are February and March (8.2km/h).
The calmest month (with the lowest average wind speed) is September (6.6km/h).
Average humidity in April
Caldelas, Portugal
- Average humidity in April: 78%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (65%).
Average rainfall in April
Caldelas, Portugal
- Average rainfall in April: 96mm
The wettest month (with the highest rainfall) is November (146mm).
The driest month (with the least rainfall) is July (12mm).
Average rainfall days in April
Caldelas, Portugal
- Average rainfall days in April: 16.5 days
The month with the highest number of rainy days is January (17.3 days).
The month with the least rainy days is August (5.4 days).
Average daylight in April /
Average sunshine in April
Caldelas, 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 0min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in April
Caldelas, Portugal
- Average sunshine days in April: 10.5 days
The month with the most sunshine days is August (23.8 days).
The month with the least sunshine days is April (10.5 days).
Average UV index in April
Caldelas, Portugal
- Average UV index in April: 3
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, November and December (UV index 3).
Average cloud cover in April
Caldelas, Portugal
- Average cloud cover in April: 46
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in April
Caldelas, Portugal
- Average visibility in April: 8km
The month with the highest visibility is September (9km).
The month with the lowest visibility is January (7km).
