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 arrival of April records an average high-temperature of a still warm 24.7°C (76.5°F), closely related to the 26°C (78.8°F) observed in March. São Sebastião do Maranhão witnesses a consistent average low-temperature of 16.8°C (62.2°F) throughout April.Humidity
March and April, with an average relative humidity of 89%, are the most humid months.Rainfall
In São Sebastião do Maranhão, during April, the rain falls for 19.3 days and regularly aggregates up to 65mm (2.56") of precipitation. Throughout the year, in São Sebastião do Maranhão, there are 201.3 rainfall days, and 1102mm (43.39") of precipitation is accumulated.Daylight
In São Sebastião do Maranhão, the average length of the day in April is 11h and 41min.On the first day of the month, sunrise is at 05:56 and sunset at 17:51. On the last day of April, in São Sebastião do Maranhão, sunrise is at 06:03 and sunset at 17:30 -03.
Sunshine
The average sunshine in April in São Sebastião do Maranhão is 6.4h.UV index
February through August, October through December, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 5 during April leads to these advisories:
Undertake protective steps - Preventing sun damage is advised. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures in São Sebastião do Maranhão?
What is the most humid month in São Sebastião do Maranhão?
What is the average humidity in April in São Sebastião do Maranhão?
How much does it rain in São Sebastião do Maranhão in April?
How many hours of daylight does São Sebastião do Maranhão have in April?
What time are sunrise and sunset in April in São Sebastião do Maranhão?
How long on average sun shines in April in São Sebastião do Maranhão?
What is the month with the lowest UV index in São Sebastião do Maranhão?
What is the UV index intensity in April in São Sebastião do Maranhão?
Average temperature in April
São Sebastião do Maranhão, Brazil
- Average high temperature in April: 24.7°C
The warmest month (with the highest average high temperature) is October (27.3°C).
The month with the lowest average high temperature is June (22.7°C).
- Average low temperature in April: 16.8°C
The month with the highest average low temperature is December (18°C).
The coldest month (with the lowest average low temperature) is July (12.6°C).
Average pressure in April
São Sebastião do Maranhão, Brazil
- Average pressure in April: 1015.6mbar
The month with the highest atmospheric pressure is July (1020.6mbar).
The month with the lowest atmospheric pressure is December (1013mbar).
Average wind speed in April
São Sebastião do Maranhão, Brazil
- Average wind speed in April: 6.1km/h
The windiest months (with the highest average wind speed) are September and October (8km/h).
The calmest months (with the lowest average wind speed) are March and May (5.9km/h).
Average humidity in April
São Sebastião do Maranhão, Brazil
- Average humidity in April: 89%
The months with the highest relative humidity are March and April (89%).
The month with the lowest relative humidity is September (70%).
Average rainfall in April
São Sebastião do Maranhão, Brazil
- Average rainfall in April: 65mm
The wettest month (with the highest rainfall) is December (211mm).
The driest month (with the least rainfall) is July (4mm).
Average rainfall days in April
São Sebastião do Maranhão, Brazil
- Average rainfall days in April: 19.3 days
The month with the highest number of rainy days is December (26.8 days).
The month with the least rainy days is July (5.7 days).
Average daylight in April /
Average sunshine in April
São Sebastião do Maranhão, Brazil
- Average daylight in April: 11h and 4min
The month with the longest days is December (Average daylight: 13h and 12min).
The month with the shortest days is June (Average daylight: 11h and 6min).
- Average sunshine in April: 6h and 2min
The month with the most sunshine is September (Average sunshine: 8h and 36min).
The month with the least sunshine is November (Average sunshine: 6h and 6min).
Average sunshine days in April
São Sebastião do Maranhão, Brazil
- Average sunshine days in April: 8 days
The month with the most sunshine days is July (23 days).
The month with the least sunshine days is December (2.8 days).
Average UV index in April
São Sebastião do Maranhão, Brazil
- Average UV index in April: 5
The months with the highest UV index are January and September (UV index 6).
The months with the lowest UV index are February, March, April, May, June, July, August, October, November and December (UV index 5).
Average cloud cover in April
São Sebastião do Maranhão, Brazil
- Average cloud cover in April: 68
The month with the most cloud cover is April (Cloud cover 68).
The month with the least cloud cover is September (Cloud cover 37).
Average visibility in April
São Sebastião do Maranhão, Brazil
- Average visibility in April: 6km
The month with the highest visibility is September (9km).
The months with the lowest visibility are January, February, March, April, May and June (6km).
