April weather forecast
Merweville, South Africa

April

Weather in April

April, the same as March, in Merweville, South Africa, is another pleasant autumn month, with an average temperature fluctuating between 10.9°C (51.6°F) and 20.8°C (69.4°F).

Temperature

April's onset brings a reduction in the average high-temperature, from a moderately hot 26.4°C (79.5°F) in March to a pleasant 20.8°C (69.4°F). Merweville's nighttime temperature in April falls to an average of 10.9°C (51.6°F).

Humidity

In Merweville, the average relative humidity in April is 46%.

Rainfall

In Merweville, in April, it is raining for 5.3 days, with typically 13mm (0.51") of accumulated precipitation. Throughout the year, in Merweville, South Africa, there are 48.1 rainfall days, and 112mm (4.41") of precipitation is accumulated.

Snowfall

In Merweville, snow does not fall in January through June, October through December.

Daylight

The average length of the day in April in Merweville is 11h and 17min.
On the first day of the month, sunrise is at 06:46 and sunset at 18:29. On the last day of April, sunrise is at 07:06 and sunset at 17:55 SAST.

Sunshine

In April, the average sunshine in Merweville is 9.3h.

UV index

The average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 4 during April leads to these advisories:
Act with care - The suggestion to avoid sunburn is emphasized. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.

Frequently asked questions

What is the usual temperature for Merweville in April?
Merweville in April has an average high-temperature of 20.8°C (69.4°F) and an average low-temperature of 10.9°C (51.6°F). In February, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, is estimated at 28°C (82.4°F).
What is the average humidity in April in Merweville?
The average relative humidity in April in Merweville, South Africa, is 46%.
How many days does it rain in April in Merweville?
In Merweville, South Africa, in April, it is raining for 5.3 days, with typically 13mm (0.51") of accumulated precipitation.
When it does not snow in Merweville?
January through June, October through December are months without snowfall in Merweville, South Africa.
How many hours of daylight does Merweville have in April?
The average day length in April in Merweville, South Africa, is 11h and 17min.
When is the sunrise / sunset in April in Merweville?
On the first day of April, sunrise is at 06:46 and sunset at 18:29. On the last day of the month, sunrise is at 07:06 and sunset at 17:55 SAST.
How many hours of sunshine does Merweville have in April?
In April, the average sunshine duration in Merweville is 9.3h.
How high is the UV index in April in Merweville?
In Merweville, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
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 snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in April
Merweville, South Africa
  • Average high temperature in April: 20.8°C

The warmest month (with the highest average high temperature) is January (29.1°C).
The month with the lowest average high temperature is June (13.2°C).

  • Average low temperature in April: 10.9°C

The months with the highest average low temperature are January and February (16.8°C).
The coldest month (with the lowest average low temperature) is July (3.9°C).

Average pressure in April
Merweville, South Africa
  • Average pressure in April: 1017.9mbar

The month with the highest atmospheric pressure is July (1023.4mbar).
The month with the lowest atmospheric pressure is January (1011.7mbar).

Average wind speed in April
Merweville, South Africa
  • Average wind speed in April: 15.9km/h

The windiest month (with the highest average wind speed) is June (19.2km/h).
The calmest month (with the lowest average wind speed) is March (15.8km/h).

Average humidity in April
Merweville, South Africa
  • Average humidity in April: 46%

The month with the highest relative humidity is June (57%).
The month with the lowest relative humidity is November (36%).

Average rainfall in April
Merweville, South Africa
  • Average rainfall in April: 13mm

The wettest month (with the highest rainfall) is January (21mm).
The driest month (with the least rainfall) is November (3mm).

Average rainfall days in April
Merweville, South Africa
  • Average rainfall days in April: 5.3 days

The month with the highest number of rainy days is January (5.9 days).
The month with the least rainy days is November (2.6 days).

Average snowfall in April
Merweville, South Africa
  • Average snowfall in April: 0mm

The month with the highest snowfall is July (6mm).
The months with the least snowfall are January, February, March, April, May, June, October, November and December (0mm).

Average snowfall days in April
Merweville, South Africa
  • Average snowfall days in April: 0.1 days

The month with the highest number of snowfall days is July (0.8 days).
The months with the least snowfall days are January, February, March, October, November and December (0 days).

Average daylight in April /
Average sunshine in April
Merweville, South Africa
  • Average daylight in April: 11h and 2min

The month with the longest days is December (Average daylight: 14h and 18min).
The month with the shortest days is June (Average daylight: 10h and 0min).

  • Average sunshine in April: 9h and 2min

The months with the most sunshine are January and November (Average sunshine: 12h and 0min).
The month with the least sunshine is June (Average sunshine: 7h and 12min).

Average sunshine days in April
Merweville, South Africa
  • Average sunshine days in April: 24.2 days

The month with the most sunshine days is May (27 days).
The month with the least sunshine days is February (21.8 days).

Average UV index in April
Merweville, South Africa
  • Average UV index in April: 4

The months with the highest UV index are January, February, November and December (UV index 6).
The months with the lowest UV index are May, June and July (UV index 3).

Average cloud cover in April
Merweville, South Africa
  • Average cloud cover in April: 15

The month with the most cloud cover is June (Cloud cover 20).
The months with the least cloud cover are January, February and March (Cloud cover 10).

Average visibility in April
Merweville, South Africa
  • 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).

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