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
April experiences an average high-temperature of a still enjoyable 18.1°C (64.6°F), barely different from March's 16.5°C (61.7°F). During the nights in April, Olhalvo observes an average low-temperature of 11.8°C (53.2°F).Humidity
In Olhalvo, the average relative humidity in April is 76%.Rainfall
In April, the rain falls for 14.1 days. Throughout April, 51mm (2.01") of precipitation is accumulated. In Olhalvo, during the entire year, the rain falls for 118.8 days and collects up to 406mm (15.98") of precipitation.Daylight
In April, the average length of the day in Olhalvo is 13h and 15min.On the first day of April, sunrise is at 07:19 and sunset at 20:00. On the last day of the month, sunrise is at 06:38 and sunset at 20:28 WEST.
Sunshine
In April, the average sunshine in Olhalvo is 8.4h.UV index
The months with the lowest UV index are January through April, November and December, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The daily maximum UV index of 4 in April interprets into the following advice:
Guard yourself - Avoiding sunburn is suggested. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature in Olhalvo?
What is the average humidity in April in Olhalvo?
How many days does it rain in April in Olhalvo?
What is the average length of the day in April in Olhalvo?
What time are sunrise and sunset in April in Olhalvo?
How long on average sun shines in April in Olhalvo?
When is the lowest UV index in Olhalvo?
How high is the UV index in April in Olhalvo?
Average temperature in April
Olhalvo, Portugal
- Average high temperature in April: 18.1°C
The warmest month (with the highest average high temperature) is August (25.7°C).
The month with the lowest average high temperature is January (14.3°C).
- Average low temperature in April: 11.8°C
The month with the highest average low temperature is August (17.3°C).
The coldest month (with the lowest average low temperature) is February (9.5°C).
Average pressure in April
Olhalvo, Portugal
- Average pressure in April: 1015.6mbar
The month with the highest atmospheric pressure is December (1022.5mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed in April
Olhalvo, Portugal
- Average wind speed in April: 15.7km/h
The windiest month (with the highest average wind speed) is February (17.6km/h).
The calmest month (with the lowest average wind speed) is October (14km/h).
Average humidity in April
Olhalvo, Portugal
- Average humidity in April: 76%
The month with the highest relative humidity is January (78%).
The months with the lowest relative humidity are September and October (72%).
Average rainfall in April
Olhalvo, Portugal
- Average rainfall in April: 51mm
The wettest month (with the highest rainfall) is November (74mm).
The driest month (with the least rainfall) is July (3mm).
Average rainfall days in April
Olhalvo, Portugal
- Average rainfall days in April: 14.1 days
The month with the highest number of rainy days is November (14.8 days).
The month with the least rainy days is August (3.1 days).
Average daylight in April /
Average sunshine in April
Olhalvo, Portugal
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in April: 8h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).
Average sunshine days in April
Olhalvo, Portugal
- Average sunshine days in April: 14.2 days
The month with the most sunshine days is July (26.5 days).
The month with the least sunshine days is November (12.8 days).
Average UV index in April
Olhalvo, Portugal
- Average UV index in April: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, April, November and December (UV index 4).
Average cloud cover in April
Olhalvo, Portugal
- Average cloud cover in April: 38
The month with the most cloud cover is January (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in April
Olhalvo, Portugal
- Average visibility in April: 10km
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (10km).
The months with the lowest visibility are July and August (9km).
