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
Weather in April
Temperature
The onset of April brings with it an average high-temperature of a still warm 28.6°C (83.5°F), showing a negligible variation from the month before. A modest dip in temperatures to an average of 27.2°C (81°F) is observed throughout Santa Luzia's April nights.Heat index
Throughout April, the heat index is computed to be a tropical 33°C (91.4°F). Implement additional safety measures to avoid heat cramps and heat exhaustion. Persistent activity might trigger heatstroke.Take into consideration that the heat index values are calculated for shade and light wind conditions. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', melds the effects of warmth and moisture to generate a feeling of heat. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
Humidity
In April, the average relative humidity is 77%.Rainfall
In Santa Luzia, in April, during 22 rainfall days, 126mm (4.96") of precipitation is typically accumulated. Throughout the year, in Santa Luzia, there are 241.7 rainfall days, and 1287mm (50.67") of precipitation is accumulated.Daylight
In Santa Luzia, the average length of the day in April is 12h and 7min.On the first day of April, sunrise is at 05:33 and sunset at 17:40. On the last day of the month, sunrise is at 05:26 and sunset at 17:34 GMT.
Sunshine
In April, the average sunshine in Santa Luzia is 8.1h.UV index
The months with the highest UV index are January through May, October through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the average person.Note: The daily maximum UV index of 7 in April interprets into the following advice:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Stay sun-safe with clothing that is both closely woven and worn loosely.
Frequently asked questions
Is it hot in Santa Luzia during April?
What is the average humidity in April in Santa Luzia?
How many days does it rain in April in Santa Luzia?
What is the average length of the day in April in Santa Luzia?
When are sunrise and sunset in April in Santa Luzia?
How long on average sun shines in April in Santa Luzia?
What are the months with the highest UV index in Santa Luzia?
What is the UV index reading in April in Santa Luzia?
Average temperature in April
Santa Luzia, São Tomé and Príncipe
- Average high temperature in April: 28.6°C
The warmest month (with the highest average high temperature) is March (28.8°C).
The month with the lowest average high temperature is July (24.5°C).
- Average low temperature in April: 27.2°C
The month with the highest average low temperature is March (27.5°C).
The coldest month (with the lowest average low temperature) is July (23°C).
Average pressure in April
Santa Luzia, São Tomé and Príncipe
- Average pressure in April: 1010.1mbar
The month with the highest atmospheric pressure is July (1014.3mbar).
The month with the lowest atmospheric pressure is February (1009.8mbar).
Average wind speed in April
Santa Luzia, São Tomé and Príncipe
- Average wind speed in April: 10.9km/h
The windiest month (with the highest average wind speed) is July (17.7km/h).
The calmest month (with the lowest average wind speed) is December (10.8km/h).
Average humidity in April
Santa Luzia, São Tomé and Príncipe
- Average humidity in April: 77%
The months with the highest relative humidity are August, September and October (83%).
The month with the lowest relative humidity is March (76%).
Average rainfall in April
Santa Luzia, São Tomé and Príncipe
- Average rainfall in April: 126mm
The wettest month (with the highest rainfall) is November (224mm).
The driest month (with the least rainfall) is July (9mm).
Average rainfall days in April
Santa Luzia, São Tomé and Príncipe
- Average rainfall days in April: 22 days
The month with the highest number of rainy days is December (28.6 days).
The month with the least rainy days is June (7.3 days).
Average daylight in April /
Average sunshine in April
Santa Luzia, São Tomé and Príncipe
- Average daylight in April: 12h and 1min
The month with the longest days is June (Average daylight: 12h and 6min).
The month with the shortest days is December (Average daylight: 12h and 6min).
- Average sunshine in April: 8h and 1min
The month with the most sunshine is February (Average sunshine: 8h and 36min).
The month with the least sunshine is August (Average sunshine: 5h and 0min).
Average sunshine days in April
Santa Luzia, São Tomé and Príncipe
- Average sunshine days in April: 6.2 days
The month with the most sunshine days is June (16.4 days).
The month with the least sunshine days is December (1.5 days).
Average UV index in April
Santa Luzia, São Tomé and Príncipe
- 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 month with the lowest UV index is July (UV index 5).
Average cloud cover in April
Santa Luzia, São Tomé and Príncipe
- Average cloud cover in April: 39
The month with the most cloud cover is August (Cloud cover 65).
The month with the least cloud cover is February (Cloud cover 37).
Average visibility in April
Santa Luzia, São Tomé and Príncipe
- Average visibility in April: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September and December (10km).
The months with the lowest visibility are October and November (9km).
Santa Luzia, São Tomé and Príncipe
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