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 advent of April brings an average high-temperature of a still tropical 30.4°C (86.7°F), almost identical to the preceding month. The temperature in Sassalemba during April sees a subtle transition from day to night, averaging a low of 25.7°C (78.3°F).Heat index
For most parts of April, the heat index is evaluated at a torrid 39°C (102.2°F). Take more preventive steps, risk of heat exhaustion and heat cramps is elevated. Long activity may culminate in heatstroke.Realize that the values for the heat index are set for shaded places and light winds. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'feels like' or 'real feel', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.
Evaporating sweat, thanks to perspiration, acts as a natural air conditioner for the human body. When relative humidity increases, the body's capacity to evaporate heat decreases, leading to a heightened sense of warmth. Rising body temperatures resulting from an imbalance in heat absorption can lead to potential thermal issues.
Humidity
The months with the highest humidity in Sassalemba are April and May, with an average relative humidity of 80%.Rainfall
April is the month with the most rainfall. Rain falls for 22 days and accumulates 89mm (3.5") of precipitation.Daylight
In Sassalemba, the average length of the day in April is 11h and 55min.On the first day of April, sunrise is at 06:09 and sunset at 18:10. On the last day of the month, sunrise is at 06:08 and sunset at 17:57 WAT.
Sunshine
In April, the average sunshine is 8.2h.UV index
January through May, October through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the average person.Note: In April, a regular UV index of 7 translates into these guidelines:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is April?
What is the most humid month?
What is the average humidity in April?
What is the rainiest month?
How many days does it rain in April?
How many hours of daylight does Sassalemba have in April?
When are sunrise and sunset in April?
How many hours of sunshine does Sassalemba have in April?
When is the highest UV index?
What is the UV index reading in April?
Average temperature in April
Sassalemba, Angola
- Average high temperature in April: 30.4°C
The warmest month (with the highest average high temperature) is March (30.8°C).
The month with the lowest average high temperature is August (25.3°C).
- Average low temperature in April: 25.7°C
The month with the highest average low temperature is March (26°C).
The coldest month (with the lowest average low temperature) is July (20.2°C).
Average pressure in April
Sassalemba, Angola
- Average pressure in April: 1010.3mbar
The month with the highest atmospheric pressure is July (1014.6mbar).
The month with the lowest atmospheric pressure is February (1010.1mbar).
Average wind speed in April
Sassalemba, Angola
- Average wind speed in April: 10.4km/h
The windiest month (with the highest average wind speed) is October (12.7km/h).
The calmest months (with the lowest average wind speed) are April and May (10.4km/h).
Average humidity in April
Sassalemba, Angola
- Average humidity in April: 80%
The months with the highest relative humidity are April and May (80%).
The month with the lowest relative humidity is February (75%).
Average rainfall in April
Sassalemba, Angola
- Average rainfall in April: 89mm
The wettest month (with the highest rainfall) is April (89mm).
The driest months (with the least rainfall) are June and July (2mm).
Average rainfall days in April
Sassalemba, Angola
- Average rainfall days in April: 22 days
The month with the highest number of rainy days is April (22 days).
The month with the least rainy days is June (2.4 days).
Average daylight in April /
Average sunshine in April
Sassalemba, Angola
- Average daylight in April: 11h and 5min
The month with the longest days is December (Average daylight: 12h and 36min).
The month with the shortest days is June (Average daylight: 11h and 36min).
- Average sunshine in April: 8h and 1min
The months with the most sunshine are January and December (Average sunshine: 9h and 18min).
The month with the least sunshine is June (Average sunshine: 7h and 6min).
Average sunshine days in April
Sassalemba, Angola
- Average sunshine days in April: 5.1 days
The month with the most sunshine days is June (22.2 days).
The month with the least sunshine days is October (3.5 days).
Average UV index in April
Sassalemba, Angola
- Average UV index in April: 7
The months with the highest UV index are January, February, March, April, May, October, November and December (UV index 7).
The months with the lowest UV index are June, July, August and September (UV index 6).
Average cloud cover in April
Sassalemba, Angola
- Average cloud cover in April: 38
The month with the most cloud cover is October (Cloud cover 52).
The month with the least cloud cover is May (Cloud cover 24).
Average visibility in April
Sassalemba, Angola
- 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).
