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 registers an average high-temperature of a still enjoyable 65.7°F, slightly varied from March's 62.4°F. An average temperature of 55.4°F marks the nights in April.Humidity
The average relative humidity in April is 73%.Rainfall
The months with the most rainfall in Altura are April and November, with an average 0.59" of precipitation.Sea temperature
In Altura, the average seawater temperature in April is 62.6°F.Note: The majority of individuals find it unpleasurable to swim in 62.6°F. It becomes progressively harder to manage one's breathing as the water temperature falls below 69.8°F.
Daylight
The average length of the day in April is 13h and 10min.On the first day of the month, sunrise is at 07:14 and sunset at 19:52. On the last day of April, sunrise is at 06:35 and sunset at 20:18 WEST.
Sunshine
In Altura, Portugal, the average sunshine in April is 9.5h.UV index
In April, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: In April, an average UV index of 5 transforms into the following instructions:
Take measures. Individuals with light skin might experience burns in under 30 minutes. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures in Altura?
What is the average humidity in April in Altura?
What is the rainiest month in Altura?
How many days does it rain in April in Altura?
What is the sea water temperature in April in Altura?
How many hours of daylight does Altura have in April?
When are sunrise and sunset in April in Altura?
How long on average sun shines in April in Altura?
What is the UV index reading in April in Altura?
Average temperature in April
Altura, Portugal
- Average high temperature in April: 65.7°F
The warmest month (with the highest average high temperature) is August (82.9°F).
The month with the lowest average high temperature is January (58.8°F).
- Average low temperature in April: 55.4°F
The month with the highest average low temperature is August (68.7°F).
The coldest month (with the lowest average low temperature) is February (50.5°F).
Average pressure in April
Altura, Portugal
- Average pressure in April: 29.98"Hg
The months with the highest atmospheric pressure are January and December (30.19"Hg).
The months with the lowest atmospheric pressure are April and August (29.98"Hg).
Average wind speed in April
Altura, Portugal
- Average wind speed in April: 10.1mph
The windiest month (with the highest average wind speed) is February (11.2mph).
The calmest month (with the lowest average wind speed) is September (7.6mph).
Average humidity in April
Altura, Portugal
- Average humidity in April: 73%
The month with the highest relative humidity is January (74%).
The months with the lowest relative humidity are July and August (60%).
Average rainfall in April
Altura, Portugal
- Average rainfall in April: 0.59"
The wettest months (with the highest rainfall) are April and November (0.59").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days in April
Altura, Portugal
- Average rainfall days in April: 8.4 days
The month with the highest number of rainy days is April (8.4 days).
The month with the least rainy days is August (0.8 days).
Average sea temperature in April
Altura, Portugal
- Average sea temperature in April: 63°F
The best month for swimming (with the highest average sea temperature) is August (72°F).
The coldest months (with the lowest average sea temperature) are January, February and March (61°F).
Average daylight in April /
Average sunshine in April
Altura, Portugal
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in April: 9h and 3min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 12min).
Average sunshine days in April
Altura, Portugal
- Average sunshine days in April: 20 days
The month with the most sunshine days is July (29.8 days).
The month with the least sunshine days is April (20 days).
Average UV index in April
Altura, 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
Altura, Portugal
- Average cloud cover in April: 29
The months with the most cloud cover are January and April (Cloud cover 29).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in April
Altura, Portugal
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
