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
Santana sees the arrival of April with an average high-temperature of a still comfortable 17.4°C (63.3°F), indicating a subtle variation from March. The April nights in Santana show a slight decrease to a mean low-temperature of 15.8°C (60.4°F).Humidity
The average relative humidity in April in Santana is 76%.Rainfall
In Santana, in April, it is raining for 10.5 days, with typically 21mm (0.83") of accumulated precipitation. Throughout the year, in Santana, Portugal, there are 116.4 rainfall days, and 232mm (9.13") of precipitation is accumulated.Sea temperature
January through April, with an average sea temperature of 18°C (64.4°F), are months with the coldest seawater in Santana.Note: The majority of individuals find swimming in 18°C (64.4°F) to be unenjoyable. The difficulty in controlling breathing rises as the temperature decreases from 21°C (69.8°F) to 15°C (59°F).
Daylight
In Santana, Portugal, the average length of the day in April is 13h and 1min.On the first day of the month, sunrise is at 07:54 and sunset at 20:27. On the last day of April, sunrise is at 07:20 and sunset at 20:48 WEST.
Sunshine
The average sunshine in April is 8.2h.UV index
The months with the lowest UV index in Santana are January through June, November and December, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index, 5 in April, converts into the following recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Frequently asked questions
What are April temperatures in Santana?
What is the average humidity in April in Santana?
How many days does it rain in April in Santana?
What are the months with the coldest sea water in Santana?
What is the sea water temperature in April in Santana?
How many hours of daylight does Santana have in April?
When is the sunrise / sunset in April in Santana?
How long on average sun shines in April in Santana?
What are the months with the lowest UV index in Santana?
How high is the UV index in April in Santana?
Average temperature in April
Santana, 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
Santana, 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
Santana, 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
Santana, 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
Santana, 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
Santana, 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
Santana, Portugal
- Average sea temperature in April: 18°C
The best months for swimming (with the highest average sea temperature) are August and September (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
Santana, 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
Santana, 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
Santana, 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
Santana, 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
Santana, 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).
Santana, Portugal
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