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
April's advent notes a subtle adjustment in average high-temperature to a comfortable 16°C (60.8°F) from March. Porto Martins observes a consistent average low-temperature of 14.9°C (58.8°F) throughout April nights.Humidity
In April, the average relative humidity in Porto Martins is 80%.Rainfall
In Porto Martins, during April, the rain falls for 16.2 days and regularly aggregates up to 48mm (1.89") of precipitation. In Porto Martins, Portugal, during the entire year, the rain falls for 175.5 days and collects up to 542mm (21.34") of precipitation.Daylight
In Porto Martins, the average length of the day in April is 13h and 14min.On the first day of the month, sunrise is at 07:31 and sunset at 20:11. On the last day of April, in Porto Martins, sunrise is at 06:51 and sunset at 20:39 +00.
Sunshine
In Porto Martins, the average sunshine in April is 7h.UV index
The months with the lowest UV index are January through April and December, with an average maximum UV index of 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: In April, the maximum UV index of 4 suggests these recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Frequently asked questions
What are the temperatures in Porto Martins in April?
What is the average humidity in April in Porto Martins?
How much does it rain in Porto Martins in April?
How many hours of daylight does Porto Martins have in April?
When is the sunrise / sunset in April in Porto Martins?
How many hours of sunshine does Porto Martins have in April?
When is the lowest UV index in Porto Martins?
What is the UV index intensity in April in Porto Martins?
Average temperature in April
Porto Martins, Portugal
- Average high temperature in April: 16°C
The warmest month (with the highest average high temperature) is August (22.8°C).
The month with the lowest average high temperature is March (15.6°C).
- Average low temperature in April: 14.9°C
The month with the highest average low temperature is August (21.6°C).
The coldest months (with the lowest average low temperature) are February and March (14.3°C).
Average pressure in April
Porto Martins, Portugal
- Average pressure in April: 1019.4mbar
The month with the highest atmospheric pressure is July (1024.4mbar).
The month with the lowest atmospheric pressure is October (1016.6mbar).
Average wind speed in April
Porto Martins, Portugal
- Average wind speed in April: 26.3km/h
The windiest month (with the highest average wind speed) is December (29.8km/h).
The calmest month (with the lowest average wind speed) is July (16.6km/h).
Average humidity in April
Porto Martins, Portugal
- Average humidity in April: 80%
The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is November (77%).
Average rainfall in April
Porto Martins, Portugal
- Average rainfall in April: 48mm
The wettest month (with the highest rainfall) is December (94mm).
The driest month (with the least rainfall) is July (15mm).
Average rainfall days in April
Porto Martins, Portugal
- Average rainfall days in April: 16.2 days
The month with the highest number of rainy days is October (19.5 days).
The month with the least rainy days is July (9 days).
Average daylight in April /
Average sunshine in April
Porto Martins, 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: 7h and 0min
The month with the most sunshine is July (Average sunshine: 9h and 24min).
The month with the least sunshine is November (Average sunshine: 5h and 0min).
Average sunshine days in April
Porto Martins, Portugal
- Average sunshine days in April: 10.6 days
The month with the most sunshine days is July (18.1 days).
The month with the least sunshine days is October (6.6 days).
Average UV index in April
Porto Martins, Portugal
- Average UV index in April: 4
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 and December (UV index 4).
Average cloud cover in April
Porto Martins, Portugal
- Average cloud cover in April: 51
The month with the most cloud cover is November (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in April
Porto Martins, 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).
Porto Martins, Portugal
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