April weather forecast
Biula, Angola

April

Weather in April

April, the same as March, is another warm autumn month in Biula, Angola, with an average temperature fluctuating between 26.6°C (79.9°F) and 16.3°C (61.3°F).

Temperature

Biula experiences a subtle adjustment in high-temperatures to a still warm 26.6°C (79.9°F) with the onset of April, maintaining near parity with March's 25.8°C (78.4°F). Throughout April, the average low-temperature dips to a refreshing 16.3°C (61.3°F).

Humidity

In April, the average relative humidity is 75%.

Rainfall

In Biula, in April, it is raining for 18.2 days, with typically 86mm (3.39") of accumulated precipitation. Throughout the year, there are 182.3 rainfall days, and 1156mm (45.51") of precipitation is accumulated.

Daylight

In Biula, Angola, the average length of the day in April is 11h and 51min.
On the first day of the month, sunrise is at 05:43 and sunset at 17:42. On the last day of April, sunrise is at 05:44 and sunset at 17:27 WAT.

Sunshine

The average sunshine in April is 8.4h.

UV index

March, April, August through November, with an average maximum UV index of 6, are months with the highest UV index in Biula. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum UV index, 6 during April, leads to the following recommendations:
Prevent overexposure. Protection from the sun's harmful effects is needed. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.

Frequently asked questions

What is the usual temperature for Biula in April?
During April, Biula experiences an average high-temperature of 26.6°C (79.9°F) and a low-temperature of 16.3°C (61.3°F).
What is the average humidity in April?
In April, the average relative humidity is 75%.
How many days does it rain in April?
In Biula, in April, it is raining for 18.2 days, with typically 86mm (3.39") of accumulated precipitation.
What is the average length of the day in April?
The average day length in April is 11h and 51min.
When is the sunrise / sunset in April?
On the first day of April, sunrise is at 05:43 and sunset at 17:42. On the last day of the month, sunrise is at 05:44 and sunset at 17:27 WAT.
How many hours of sunshine does Biula have in April?
In Biula, the average sunshine duration in April is 8.4h.
When is the highest UV index?
March, April, August through November, with an average maximum UV index of 6, are months with the highest UV index in Biula.
What is the UV index intensity in April?
In April, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in April - Biula, Angola
Average temperature in April
Biula, Angola
  • Average high temperature in April: 26.6°C

The warmest month (with the highest average high temperature) is September (32.9°C).
The month with the lowest average high temperature is December (25.4°C).

  • Average low temperature in April: 16.3°C

The month with the highest average low temperature is October (18.5°C).
The coldest month (with the lowest average low temperature) is July (10.4°C).

Average pressure in April - Biula, Angola
Average pressure in April
Biula, Angola
  • Average pressure in April: 1013.2mbar

The months with the highest atmospheric pressure are June and July (1017.1mbar).
The month with the lowest atmospheric pressure is October (1010.8mbar).

Average wind speed in April - Biula, Angola
Average wind speed in April
Biula, Angola
  • Average wind speed in April: 7.4km/h

The windiest month (with the highest average wind speed) is July (9.5km/h).
The calmest month (with the lowest average wind speed) is March (6km/h).

Average humidity in April - Biula, Angola
Average humidity in April
Biula, Angola
  • Average humidity in April: 75%

The month with the highest relative humidity is December (86%).
The month with the lowest relative humidity is August (31%).

Average rainfall in April - Biula, Angola
Average rainfall in April
Biula, Angola
  • Average rainfall in April: 86mm

The wettest month (with the highest rainfall) is December (228mm).
The driest months (with the least rainfall) are June, July and August (0mm).

Average rainfall days in April - Biula, Angola
Average rainfall days in April
Biula, Angola
  • Average rainfall days in April: 18.2 days

The month with the highest number of rainy days is December (30 days).
The month with the least rainy days is July (0 days).

Average daylight in April / Average sunshine in April - Biula, Angola
Average daylight in April /
Average sunshine in April
Biula, Angola
  • Average daylight in April: 11h and 5min

The month with the longest days is December (Average daylight: 12h and 48min).
The month with the shortest days is June (Average daylight: 11h and 30min).

  • Average sunshine in April: 8h and 2min

The months with the most sunshine are May, August and September (Average sunshine: 10h and 0min).
The month with the least sunshine is March (Average sunshine: 7h and 42min).

Average sunshine days in April - Biula, Angola
Average sunshine days in April
Biula, Angola
  • Average sunshine days in April: 10.2 days

The month with the most sunshine days is July (31 days).
The month with the least sunshine days is December (0.8 days).

Average UV index in April - Biula, Angola
Average UV index in April
Biula, Angola
  • Average UV index in April: 6

The months with the highest UV index are March, April, August, September, October and November (UV index 6).
The months with the lowest UV index are January, February, May, June, July and December (UV index 5).

Average cloud cover in April - Biula, Angola
Average cloud cover in April
Biula, Angola
  • Average cloud cover in April: 38

The month with the most cloud cover is December (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 2).

Average visibility in April - Biula, Angola
Average visibility in April
Biula, Angola
  • Average visibility in April: 9km

The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January, March and December (7km).

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