April weather forecastOnankali, Namibia
April
Weather in April
April, the same as March, in Onankali, Namibia, is another tropical autumn month, with an average temperature varying between 19.8°C (67.6°F) and 30.1°C (86.2°F).Temperature
April's onset records an average high-temperature of a still hot 30.1°C (86.2°F), a near match to March's 30.3°C (86.5°F). An average nighttime temperature of 19.8°C (67.6°F) is noted during the month of April.Heat index
During April, the heat index is appraised at a tropical 31°C (87.8°F). Persistently participating in activities during exposure may lead to fatigue and induce heat cramps.Note that heat index values are valued for light wind and location in the shade. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.
Humidity
In Onankali, the average relative humidity in April is 46%.Rainfall
April is the last month it rains. During 8.4 rainfall days, in April, Onankali aggregates 14mm (0.55") of precipitation. Throughout the year, there are 91.8 rainfall days, and 272mm (10.71") of precipitation is accumulated.Daylight
In April, the average length of the day in Onankali is 11h and 41min.On the first day of the month, sunrise is at 07:01 and sunset at 18:55. On the last day of April, sunrise is at 07:08 and sunset at 18:35 CAT.
Sunshine
In April, the average sunshine is 9.4h.UV index
In Onankali, the average daily maximum UV index in April is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 6 during April translates into the following directions:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. 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
Average temperature in April
Onankali, Namibia
- Average high temperature in April: 30.1°C
The warmest month (with the highest average high temperature) is October (35.8°C).
The month with the lowest average high temperature is June (26.7°C).
- Average low temperature in April: 19.8°C
The month with the highest average low temperature is December (23.3°C).
The coldest month (with the lowest average low temperature) is July (11.3°C).
Average pressure in April
Onankali, Namibia
- Average pressure in April: 1013.6mbar
The month with the highest atmospheric pressure is July (1018.7mbar).
The months with the lowest atmospheric pressure are January and December (1009.4mbar).
Average wind speed in April
Onankali, Namibia
- Average wind speed in April: 10.9km/h
The windiest month (with the highest average wind speed) is July (13.4km/h).
The calmest month (with the lowest average wind speed) is February (9.6km/h).
Average humidity in April
Onankali, Namibia
- Average humidity in April: 46%
The month with the highest relative humidity is March (55%).
The month with the lowest relative humidity is September (17%).
Average rainfall in April
Onankali, Namibia
- Average rainfall in April: 14mm
The wettest month (with the highest rainfall) is January (62mm).
The driest months (with the least rainfall) are May, June, July, August and September (0mm).
Average rainfall days in April
Onankali, Namibia
- Average rainfall days in April: 8.4 days
The month with the highest number of rainy days is March (17.5 days).
The months with the least rainy days are July and August (0 days).
Average daylight in April /
Average sunshine in April
Onankali, Namibia
- Average daylight in April: 11h and 42min
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: 9h and 24min
The months with the most sunshine are August and September (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 8h and 54min).
Average sunshine days in April
Onankali, Namibia
- Average sunshine days in April: 20.8 days
The months with the most sunshine days are July and August (31 days).
The month with the least sunshine days is February (11.2 days).
Average UV index in April
Onankali, Namibia
- Average UV index in April: 6
The months with the highest UV index are January, September, October, November and December (UV index 7).
The months with the lowest UV index are June and July (UV index 5).
Average cloud cover in April
Onankali, Namibia
- Average cloud cover in April: 18
The months with the most cloud cover are January, February and March (Cloud cover 28).
The month with the least cloud cover is August (Cloud cover 1).
Average visibility in April
Onankali, Namibia
- 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).





