August weather forecast
Clanwilliam, South Africa

August

Weather in August

August, the last month of the winter in Clanwilliam, is an enjoyable month, with an average temperature fluctuating between 16.2°C (61.2°F) and 6°C (42.8°F).

Temperature

With the advent of August, Clanwilliam's high-temperatures adjust to an enjoyable 16.2°C (61.2°F), closely aligning with the preceding month. Throughout August, the temperature tends to fall to a consistent average low of 6°C (42.8°F).

Humidity

In Clanwilliam, the average relative humidity in August is 53%.

Rainfall

In Clanwilliam, during August, the rain falls for 5.8 days and regularly aggregates up to 12mm (0.47") of precipitation. Throughout the year, there are 54.8 rainfall days, and 114mm (4.49") of precipitation is accumulated.

Snowfall

Months with snowfall are June through August. August is the month with the most snowfall. Snow falls for 0.5 days and accumulates 3mm (0.12") of snow.

Daylight

In August, the average length of the day in Clanwilliam, South Africa, is 10h and 58min.
On the first day of August in Clanwilliam, sunrise is at 07:33 and sunset at 18:08. On the last day of the month, sunrise is at 07:01 and sunset at 18:27 SAST.

Sunshine

In August, the average sunshine is 8.8h.

UV index

May through September, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.
Note: An average UV index of 4 in August transforms into this advice:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.

Frequently asked questions

What is the usual temperature for Clanwilliam in August?
In August, the average high-temperature and low-temperature in Clanwilliam are 16.2°C (61.2°F) and 6°C (42.8°F) respectively. In March, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is evaluated at 27°C (80.6°F).
What is the average humidity in August in Clanwilliam?
The average relative humidity in August in Clanwilliam is 53%.
How much does it rain in Clanwilliam in August?
In Clanwilliam, South Africa, in August, it is raining for 5.8 days, with typically 12mm (0.47") of accumulated precipitation.
What is the snowiest month in Clanwilliam?
August is the month with the most snowfall. Snow falls for 0.5 days and accumulates 3mm (0.12") of snow.
What is the last month it snows in Clanwilliam?
August is the last month it regularly snows in Clanwilliam. During 0.5 snowfall days, in August, Clanwilliam aggregates 3mm (0.12") of snow.
How many hours of daylight does Clanwilliam have in August?
In Clanwilliam, South Africa, the average day length in August is 10h and 58min.
When are sunrise and sunset in August in Clanwilliam?
In August, on the first day of the month, sunrise is at 07:33 and sunset at 18:08. On the last day of the month, in Clanwilliam, South Africa, sunrise is at 07:01 and sunset at 18:27 SAST.
How many hours of sunshine does Clanwilliam have in August?
The average sunshine duration in August in Clanwilliam, South Africa, is 8.8h.
What is the month with the lowest UV index in Clanwilliam?
May through September, with an average maximum UV index of 4, are months with the lowest UV index.
What is the UV index reading in August in Clanwilliam?
The average daily maximum UV index in August in Clanwilliam, South Africa, is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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 snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in August
Clanwilliam, South Africa
  • Average high temperature in August: 16.2°C

The warmest month (with the highest average high temperature) is January (29.7°C).
The months with the lowest average high temperature are June and July (15.1°C).

  • Average low temperature in August: 6°C

The month with the highest average low temperature is February (17.7°C).
The coldest month (with the lowest average low temperature) is July (5.7°C).

Average pressure in August
Clanwilliam, South Africa
  • Average pressure in August: 1020.8mbar

The month with the highest atmospheric pressure is July (1023mbar).
The month with the lowest atmospheric pressure is January (1011.6mbar).

Average wind speed in August
Clanwilliam, South Africa
  • Average wind speed in August: 13.2km/h

The windiest month (with the highest average wind speed) is November (14.3km/h).
The calmest month (with the lowest average wind speed) is May (11.5km/h).

Average humidity in August
Clanwilliam, South Africa
  • Average humidity in August: 53%

The month with the highest relative humidity is June (59%).
The month with the lowest relative humidity is November (38%).

Average rainfall in August
Clanwilliam, South Africa
  • Average rainfall in August: 12mm

The wettest month (with the highest rainfall) is June (15mm).
The driest month (with the least rainfall) is September (4mm).

Average rainfall days in August
Clanwilliam, South Africa
  • Average rainfall days in August: 5.8 days

The month with the highest number of rainy days is June (6.4 days).
The month with the least rainy days is November (2.8 days).

Average snowfall in August
Clanwilliam, South Africa
  • Average snowfall in August: 3mm

The month with the highest snowfall is August (3mm).
The months with the least snowfall are January, February, March, April, May, September, October, November and December (0mm).

Average snowfall days in August
Clanwilliam, South Africa
  • Average snowfall days in August: 0.5 days

The month with the highest number of snowfall days is August (0.5 days).
The months with the least snowfall days are January, February, March, April, May, October, November and December (0 days).

Average daylight in August /
Average sunshine in August
Clanwilliam, South Africa
  • Average daylight in August: 11h and 0min

The month with the longest days is December (Average daylight: 14h and 12min).
The month with the shortest days is June (Average daylight: 10h and 6min).

  • Average sunshine in August: 8h and 5min

The month with the most sunshine is December (Average sunshine: 11h and 54min).
The month with the least sunshine is June (Average sunshine: 6h and 36min).

Average sunshine days in August
Clanwilliam, South Africa
  • Average sunshine days in August: 23.8 days

The month with the most sunshine days is March (26.2 days).
The month with the least sunshine days is February (22.9 days).

Average UV index in August
Clanwilliam, South Africa
  • Average UV index in August: 4

The month with the highest UV index is December (UV index 7).
The months with the lowest UV index are May, June, July, August and September (UV index 4).

Average cloud cover in August
Clanwilliam, South Africa
  • Average cloud cover in August: 21

The month with the most cloud cover is June (Cloud cover 26).
The months with the least cloud cover are January and February (Cloud cover 8).

Average visibility in August
Clanwilliam, South Africa
  • Average visibility in August: 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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