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
Weather in April
Temperature
As Barreiro transitions into April, the average high-temperature stands at a still refreshing 18.6°C (65.5°F), offering little variation from the preceding month. Nighttime temperature lowers to an average of 12.4°C (54.3°F) in April.Humidity
In April, the average relative humidity in Barreiro, Portugal, is 73%.Rainfall
In Barreiro, in April, it is raining for 7.4 days, with typically 9mm (0.35") of accumulated precipitation. In Barreiro, during the entire year, the rain falls for 54.2 days and collects up to 61mm (2.4") of precipitation.Daylight
In Barreiro, 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 19:59. On the last day of April, in Barreiro, Portugal, sunrise is at 06:39 and sunset at 20:27 WEST.
Sunshine
In Barreiro, the average sunshine in April is 8.8h.UV index
The average daily maximum UV index in April in Barreiro is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 5 during April translates into the following directions:
Prioritize safety - Suggestions to prevent sun damage are offered. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures in Barreiro?
What is the average humidity in April in Barreiro?
How much does it rain in Barreiro in April?
How many hours of daylight does Barreiro have in April?
What time are sunrise and sunset in April in Barreiro?
How many hours of sunshine does Barreiro have in April?
How high is the UV index in April in Barreiro?
Average temperature in April
Barreiro, Portugal
- Average high temperature in April: 18.6°C
The warmest month (with the highest average high temperature) is August (27.1°C).
The month with the lowest average high temperature is January (14.9°C).
- Average low temperature in April: 12.4°C
The month with the highest average low temperature is July (17.9°C).
The coldest month (with the lowest average low temperature) is February (9.8°C).
Average pressure in April
Barreiro, Portugal
- Average pressure in April: 1015.7mbar
The month with the highest atmospheric pressure is December (1022.6mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).
Average wind speed in April
Barreiro, Portugal
- Average wind speed in April: 15km/h
The windiest month (with the highest average wind speed) is February (16.5km/h).
The calmest month (with the lowest average wind speed) is September (13.1km/h).
Average humidity in April
Barreiro, Portugal
- Average humidity in April: 73%
The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is August (68%).
Average rainfall in April
Barreiro, Portugal
- Average rainfall in April: 9mm
The wettest month (with the highest rainfall) is November (15mm).
The driest months (with the least rainfall) are June, July and August (1mm).
Average rainfall days in April
Barreiro, Portugal
- Average rainfall days in April: 7.4 days
The month with the highest number of rainy days is November (9.3 days).
The month with the least rainy days is August (0.8 days).
Average daylight in April /
Average sunshine in April
Barreiro, 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 24min).
Average sunshine days in April
Barreiro, Portugal
- Average sunshine days in April: 21.1 days
The month with the most sunshine days is July (29.7 days).
The month with the least sunshine days is November (17.7 days).
Average UV index in April
Barreiro, Portugal
- Average UV index in April: 5
The months with the highest UV index are May, 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
Barreiro, 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
Barreiro, 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).
Barreiro, Portugal
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