May weather forecast
Sundumbili, South Africa

May

Weather in May

May, the last month of the autumn in Sundumbili, is also a moderately hot month, with an average temperature fluctuating between 18.9°C (66°F) and 24.4°C (75.9°F).

Temperature

Shifting into May, Sundumbili records an average high-temperature of a still moderately hot 24.4°C (75.9°F), presenting minor fluctuations compared to the previous month. Nightly temperatures drop to an average low of 18.9°C (66°F) in May.

Humidity

In May, the average relative humidity is 73%.

Rainfall

In May, the rain falls for 12.3 days. Throughout May, 46mm (1.81") of precipitation is accumulated. In Sundumbili, during the entire year, the rain falls for 195.5 days and collects up to 707mm (27.83") of precipitation.

Daylight

In Sundumbili, South Africa, the average length of the day in May is 10h and 40min.
On the first day of May, sunrise is at 06:22 and sunset at 17:20. On the last day of the month, sunrise is at 06:39 and sunset at 17:04 SAST.

Sunshine

The average sunshine in May is 6.7h.

UV index

In May, the average daily maximum UV index in Sundumbili is 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In May, the average maximum UV index of 6 translates into the following recommendations:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.

Frequently asked questions

What are the temperatures in May?
The high-temperature, in May, in Sundumbili, records 24.4°C (75.9°F), while the low-temperature is 18.9°C (66°F). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in February is evaluated at 30°C (86°F).
What is the average humidity in May?
The average relative humidity in May is 73%.
How much does it rain in May?
In May, the rain falls for 12.3 days. Throughout May, 46mm (1.81") of precipitation is accumulated.
How many hours of daylight does Sundumbili have in May?
The average day length in May is 10h and 40min.
What time are sunrise and sunset in May?
In May, on the first day of the month, sunrise is at 06:22 and sunset at 17:20. On the last day of the month, in Sundumbili, sunrise is at 06:39 and sunset at 17:04 SAST.
How long on average sun shines in May?
In May, the average sunshine duration is 6.7h.
What is the UV index intensity in May?
The average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from 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 - Sundumbili, South Africa
Average temperature in May
Sundumbili, South Africa
  • Average high temperature in May: 24.4°C

The warmest month (with the highest average high temperature) is February (27.3°C).
The month with the lowest average high temperature is July (22.3°C).

  • Average low temperature in May: 18.9°C

The month with the highest average low temperature is February (22.6°C).
The coldest month (with the lowest average low temperature) is July (16.7°C).

Average pressure in May - Sundumbili, South Africa
Average pressure in May
Sundumbili, South Africa
  • Average pressure in May: 1019.3mbar

The month with the highest atmospheric pressure is July (1023.1mbar).
The month with the lowest atmospheric pressure is January (1013.7mbar).

Average wind speed in May - Sundumbili, South Africa
Average wind speed in May
Sundumbili, South Africa
  • Average wind speed in May: 17.1km/h

The windiest month (with the highest average wind speed) is October (22km/h).
The calmest month (with the lowest average wind speed) is May (17.1km/h).

Average humidity in May - Sundumbili, South Africa
Average humidity in May
Sundumbili, South Africa
  • Average humidity in May: 73%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is June (66%).

Average rainfall in May - Sundumbili, South Africa
Average rainfall in May
Sundumbili, South Africa
  • Average rainfall in May: 46mm

The wettest month (with the highest rainfall) is December (98mm).
The driest month (with the least rainfall) is June (22mm).

Average rainfall days in May - Sundumbili, South Africa
Average rainfall days in May
Sundumbili, South Africa
  • Average rainfall days in May: 12.3 days

The month with the highest number of rainy days is December (22.8 days).
The month with the least rainy days is June (8.6 days).

Average daylight in May / Average sunshine in May - Sundumbili, South Africa
Average daylight in May /
Average sunshine in May
Sundumbili, South Africa
  • Average daylight in May: 10h and 4min

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

  • Average sunshine in May: 6h and 4min

The month with the most sunshine is February (Average sunshine: 8h and 54min).
The month with the least sunshine is April (Average sunshine: 6h and 0min).

Average sunshine days in May - Sundumbili, South Africa
Average sunshine days in May
Sundumbili, South Africa
  • Average sunshine days in May: 16.5 days

The month with the most sunshine days is June (19.5 days).
The month with the least sunshine days is January (5.8 days).

Average UV index in May - Sundumbili, South Africa
Average UV index in May
Sundumbili, South Africa
  • Average UV index in May: 6

The month with the highest UV index is January (UV index 7).
The months with the lowest UV index are June, July, September and October (UV index 5).

Average cloud cover in May - Sundumbili, South Africa
Average cloud cover in May
Sundumbili, South Africa
  • Average cloud cover in May: 26

The month with the most cloud cover is December (Cloud cover 55).
The month with the least cloud cover is June (Cloud cover 20).

Average visibility in May - Sundumbili, South Africa
Average visibility in May
Sundumbili, South Africa
  • Average visibility in May: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (10km).
The month with the lowest visibility is November (9km).

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