May weather forecast
Sun City, South Africa

The Palace in Lost City, Sun City, South Africa, with a large water fountain in the front yard
The Palace in Lost City, Sun City, South Africa, with a large water fountain in the front yard

May

Weather in May

Sun City ushers in the month of May with perceptible changes in weather patterns. It noticeably becomes one of the driest months of the year, with rainfall dropping to a mere 5mm (0.2"), setting the stage for a dry atmosphere. The reduction in humidity, coupled with cooler temperatures, enhances the appeal of outdoor activities, such as safari rides. The decreasing daylight hours, with increasing starry nights, make May an optimal time for stargazing. The uninhibited views of the sky glistening with stars left unchecked by clouds, is a unique spectacle offered by the May weather in Sun City.

Temperature

The shift into May records an average high-temperature of a pleasant 22.4°C (72.3°F), subtly varied from April's 24.4°C (75.9°F). During May, Sun City detects a significant contrast from its daytime temperatures, with nights averaging at a fresh 10.3°C (50.5°F).

Humidity

In May, the average relative humidity is 48%.

Rainfall

In Sun City, during May, the rain falls for 3.3 days and regularly aggregates up to 5mm (0.2") of precipitation. Throughout the year, there are 118.3 rainfall days, and 411mm (16.18") of precipitation is accumulated.

Daylight

In Sun City, the average length of the day in May is 10h and 53min.
On the first day of May, sunrise is at 06:34 and sunset at 17:42. On the last day of the month, sunrise is at 06:49 and sunset at 17:29 SAST.

Sunshine

In May, the average sunshine is 7.6h.

UV index

The months with the lowest UV index are May through July, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: An average maximum UV index of 4 in May leads to these recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.

Frequently asked questions

What is the temperature in May?
The high-temperature, in May, in Sun City, is 22.4°C (72.3°F), while the low-temperature averages to 10.3°C (50.5°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, in March is estimated at 29°C (84.2°F).
What is the average humidity in May?
The average relative humidity in May is 48%.
How many days does it rain in May in Sun City?
In Sun City, during May, the rain falls for 3.3 days and regularly aggregates up to 5mm (0.2") of precipitation.
How many hours of daylight does Sun City have in May?
The average day length in May is 10h and 53min.
When are sunrise and sunset in May?
On the first day of May, sunrise is at 06:34 and sunset at 17:42. On the last day of the month, sunrise is at 06:49 and sunset at 17:29 SAST.
How many hours of sunshine does Sun City have in May?
In Sun City, the average sunshine duration in May is 7.6h.
When is the lowest UV index?
May through July, with an average maximum UV index of 4, are months with the lowest UV index.
What is the UV index intensity in May?
In May, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium 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 May - Sun City, South Africa
Average temperature in May
Sun City, South Africa
  • Average high temperature in May: 22.4°C

The warmest month (with the highest average high temperature) is January (29.3°C).
The month with the lowest average high temperature is July (18.9°C).

  • Average low temperature in May: 10.3°C

The months with the highest average low temperature are January and December (18°C).
The coldest month (with the lowest average low temperature) is July (6.3°C).

Average pressure in May - Sun City, South Africa
Average pressure in May
Sun City, South Africa
  • Average pressure in May: 1020.7mbar

The month with the highest atmospheric pressure is July (1024.4mbar).
The month with the lowest atmospheric pressure is January (1012.3mbar).

Average wind speed in May - Sun City, South Africa
Average wind speed in May
Sun City, South Africa
  • Average wind speed in May: 7km/h

The windiest month (with the highest average wind speed) is October (10.6km/h).
The calmest months (with the lowest average wind speed) are March and May (7km/h).

Average humidity in May - Sun City, South Africa
Average humidity in May
Sun City, South Africa
  • Average humidity in May: 48%

The month with the highest relative humidity is February (61%).
The month with the lowest relative humidity is September (32%).

Average rainfall in May - Sun City, South Africa
Average rainfall in May
Sun City, South Africa
  • Average rainfall in May: 5mm

The wettest month (with the highest rainfall) is December (95mm).
The driest months (with the least rainfall) are July and August (1mm).

Average rainfall days in May - Sun City, South Africa
Average rainfall days in May
Sun City, South Africa
  • Average rainfall days in May: 3.3 days

The month with the highest number of rainy days is January (20.7 days).
The month with the least rainy days is August (1 days).

Average daylight in May / Average sunshine in May - Sun City, South Africa
Average daylight in May /
Average sunshine in May
Sun City, South Africa
  • Average daylight in May: 10h and 5min

The month with the longest days is December (Average daylight: 13h and 42min).
The month with the shortest days is June (Average daylight: 10h and 36min).

  • Average sunshine in May: 7h and 4min

The month with the most sunshine is October (Average sunshine: 11h and 54min).
The months with the least sunshine are June and August (Average sunshine: 7h and 30min).

Average sunshine days in May - Sun City, South Africa
Average sunshine days in May
Sun City, South Africa
  • Average sunshine days in May: 27 days

The month with the most sunshine days is July (29.3 days).
The month with the least sunshine days is January (6.6 days).

Average UV index in May - Sun City, South Africa
Average UV index in May
Sun City, South Africa
  • Average UV index in May: 4

The months with the highest UV index are January, February, March, October, November and December (UV index 6).
The months with the lowest UV index are May, June and July (UV index 4).

Average cloud cover in May - Sun City, South Africa
Average cloud cover in May
Sun City, South Africa
  • Average cloud cover in May: 8

The months with the most cloud cover are January and December (Cloud cover 24).
The months with the least cloud cover are July and August (Cloud cover 5).

Average visibility in May - Sun City, South Africa
Average visibility in May
Sun City, South Africa
  • Average visibility in May: 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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