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
April
Weather in April
Temperature
April observes an average high-temperature of a still comfortable 17.6°C (63.7°F), marking an insignificant difference from March's 16.1°C (61°F). Cacilhas's nighttime temperature in April experiences a slight dip from daytime highs, falling to an average of 13.1°C (55.6°F).Humidity
January, April, July and December, with an average relative humidity of 75%, are the most humid months in Cacilhas.Rainfall
In Cacilhas, in April, it is raining for 10.7 days, with typically 29mm (1.14") of accumulated precipitation. Throughout the year, in Cacilhas, Portugal, there are 85.8 rainfall days, and 215mm (8.46") of precipitation is accumulated.Sea temperature
In April, the average sea temperature is 16.3°C (61.3°F).Note: Swimming in 16.3°C (61.3°F) is not a pleasurable activity for the majority of people. Breathing becomes increasingly challenging as water temperature descends from 21°C (69.8°F) to 15°C (59°F).
Daylight
In Cacilhas, the average length of the day in April is 13h and 14min.On the first day of the month, sunrise is at 07:20 and sunset at 20:00. On the last day of April, sunrise is at 06:39 and sunset at 20:28 WEST.
Sunshine
In April, the average sunshine is 8.8h.UV index
In Cacilhas, the average daily maximum UV index in April is 5. 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: The maximum daily UV index, 5 in April, converts into the following recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April in Cacilhas?
What is the most humid month in Cacilhas?
What is the average humidity in April in Cacilhas?
How much does it rain in Cacilhas in April?
How cold is the water in April in Cacilhas?
How many hours of daylight does Cacilhas have in April?
When are sunrise and sunset in April in Cacilhas?
How long on average sun shines in April in Cacilhas?
What is the UV index intensity in April in Cacilhas?
Average temperature in April
Cacilhas, Portugal
- Average high temperature in April: 17.6°C
The warmest month (with the highest average high temperature) is August (24.5°C).
The month with the lowest average high temperature is January (14.8°C).
- Average low temperature in April: 13.1°C
The month with the highest average low temperature is August (18.6°C).
The coldest month (with the lowest average low temperature) is February (10.8°C).
Average pressure in April
Cacilhas, Portugal
- Average pressure in April: 1015.7mbar
The months with the highest atmospheric pressure are January and December (1022.5mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).
Average wind speed in April
Cacilhas, Portugal
- Average wind speed in April: 17.5km/h
The windiest month (with the highest average wind speed) is February (19.5km/h).
The calmest month (with the lowest average wind speed) is October (15.6km/h).
Average humidity in April
Cacilhas, Portugal
- Average humidity in April: 75%
The months with the highest relative humidity are January, April, July and December (75%).
The months with the lowest relative humidity are May and October (72%).
Average rainfall in April
Cacilhas, Portugal
- Average rainfall in April: 29mm
The wettest month (with the highest rainfall) is November (44mm).
The driest month (with the least rainfall) is July (2mm).
Average rainfall days in April
Cacilhas, Portugal
- Average rainfall days in April: 10.7 days
The month with the highest number of rainy days is November (12.4 days).
The month with the least rainy days is August (1.9 days).
Average sea temperature in April
Cacilhas, Portugal
- Average sea temperature in April: 16.3°C
The best month for swimming (with the highest average sea temperature) is September (19.9°C).
The coldest month (with the lowest average sea temperature) is March (15.1°C).
Average daylight in April /
Average sunshine in April
Cacilhas, 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: 8h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).
Average sunshine days in April
Cacilhas, Portugal
- Average sunshine days in April: 17.1 days
The month with the most sunshine days is August (28 days).
The month with the least sunshine days is November (15.6 days).
Average UV index in April
Cacilhas, Portugal
- Average UV index in April: 5
The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 4).
Average cloud cover in April
Cacilhas, Portugal
- Average cloud cover in April: 34
The month with the most cloud cover is January (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in April
Cacilhas, 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).
