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
April
Weather in April
Temperature
The shift to April signals an average high-temperature of a still refreshing 62.4°F, subtly varied from March's 60.4°F. Throughout April nights, São João do Estoril records a consistent low-temperature averaging a still refreshing 56.3°F.Humidity
In April, the average relative humidity is 76%.Rainfall
In April, the rain falls for 12.2 days. Throughout April, 1.73" of precipitation is accumulated. Throughout the year, there are 106.9 rainfall days, and 14.37" of precipitation is accumulated.Daylight
In São João do Estoril, the average length of the day in April is 13h and 14min.On the first day of April, sunrise is at 07:21 and sunset at 20:01. On the last day of the month, sunrise is at 06:40 and sunset at 20:28 WEST.
Sunshine
In April, the average sunshine is 8.6h.UV index
In April, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The daily high UV index of 5 in April translates into this advice:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in April?
What is the average humidity in April?
How many days does it rain in April?
How many hours of daylight does São João do Estoril have in April?
When is the sunrise / sunset in April?
How many hours of sunshine does São João do Estoril have in April?
How high is the UV index in April?
Average temperature in April
São João do Estoril, Portugal
- Average high temperature in April: 62.4°F
The warmest month (with the highest average high temperature) is August (73.6°F).
The month with the lowest average high temperature is January (58.1°F).
- Average low temperature in April: 56.3°F
The month with the highest average low temperature is August (65.8°F).
The coldest month (with the lowest average low temperature) is February (53.1°F).
Average pressure in April
São João do Estoril, Portugal
- Average pressure in April: 29.99"Hg
The months with the highest atmospheric pressure are January and December (30.19"Hg).
The month with the lowest atmospheric pressure is April (29.99"Hg).
Average wind speed in April
São João do Estoril, Portugal
- Average wind speed in April: 11.7mph
The windiest month (with the highest average wind speed) is February (13.1mph).
The calmest month (with the lowest average wind speed) is October (10.5mph).
Average humidity in April
São João do Estoril, Portugal
- Average humidity in April: 76%
The month with the highest relative humidity is July (77%).
The months with the lowest relative humidity are February, May, October and November (74%).
Average rainfall in April
São João do Estoril, Portugal
- Average rainfall in April: 1.73"
The wettest month (with the highest rainfall) is November (2.68").
The driest month (with the least rainfall) is July (0.08").
Average rainfall days in April
São João do Estoril, Portugal
- Average rainfall days in April: 12.2 days
The month with the highest number of rainy days is November (14.5 days).
The month with the least rainy days is August (1.7 days).
Average daylight in April /
Average sunshine in April
São João do Estoril, 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 4min
The month with the most sunshine is July (Average sunshine: 11h and 18min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in April
São João do Estoril, Portugal
- Average sunshine days in April: 15.6 days
The month with the most sunshine days is August (27.3 days).
The month with the least sunshine days is November (13.4 days).
Average UV index in April
São João do Estoril, Portugal
- Average UV index in April: 5
The month with the highest UV index is August (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
São João do Estoril, Portugal
- Average cloud cover in April: 35
The month with the most cloud cover is January (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in April
São João do Estoril, 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).
