May weather forecast
Rayton, South Africa

May

Weather in May

The last month of the autumn, May, is another pleasant month in Rayton, South Africa, with temperature in the range of an average high of 21.9°C (71.4°F) and an average low of 10.3°C (50.5°F).

Temperature

Rayton's transition from April to May introduces an average high-temperature of an agreeable 21.9°C (71.4°F), marking an insignificant variation from the 23.8°C (74.8°F). In Rayton, the average temperature during the nights of May drops to a cool 10.3°C (50.5°F).

Humidity

In May, the average relative humidity in Rayton is 49%.

Rainfall

In Rayton, South Africa, in May, it is raining for 3.2 days, with typically 4mm (0.16") of accumulated precipitation. Throughout the year, in Rayton, South Africa, there are 123.3 rainfall days, and 430mm (16.93") of precipitation is accumulated.

Daylight

The average length of the day in May in Rayton, South Africa, is 10h and 52min.
On the first day of the month, sunrise is at 06:29 and sunset at 17:36. On the last day of May, in Rayton, sunrise is at 06:44 and sunset at 17:22 SAST.

Sunshine

The average sunshine in May in Rayton is 7.7h.

UV index

May through July, with an average maximum UV index of 4, are months with the lowest UV index in Rayton. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 4 during May translates into the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Experience reduced UV exposure by about half when donning a wide-brim hat.

Frequently asked questions

What is the usual temperature for Rayton in May?
In May, in Rayton, the average high-temperature is 21.9°C (71.4°F), and the average low-temperature is 10.3°C (50.5°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in February is appraised at 30°C (86°F).
What is the average humidity in May in Rayton?
In May, the average relative humidity in Rayton, South Africa, is 49%.
How many days does it rain in May in Rayton?
In May, the rain falls for 3.2 days. Throughout May, 4mm (0.16") of precipitation is accumulated.
What is the average length of the day in May in Rayton?
In May, the average day length in Rayton, South Africa, is 10h and 52min.
What time are sunrise and sunset in May in Rayton?
On the first day of May in Rayton, sunrise is at 06:29 and sunset at 17:36. On the last day of the month, sunrise is at 06:44 and sunset at 17:22 SAST.
How long on average sun shines in May in Rayton?
In Rayton, the average sunshine duration in May is 7.7h.
When is the lowest UV index in Rayton?
May through July, with an average maximum UV index of 4, are months with the lowest UV index in Rayton, South Africa.
What is the UV index intensity in May in Rayton?
In Rayton, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May - Rayton, South Africa
Average temperature in May
Rayton, South Africa
  • Average high temperature in May: 21.9°C

The warmest month (with the highest average high temperature) is January (28.3°C).
The months with the lowest average high temperature are June and July (18.8°C).

  • Average low temperature in May: 10.3°C

The months with the highest average low temperature are January and December (17.1°C).
The coldest month (with the lowest average low temperature) is July (6.7°C).

Average pressure in May - Rayton, South Africa
Average pressure in May
Rayton, South Africa
  • Average pressure in May: 1021mbar

The month with the highest atmospheric pressure is July (1024.6mbar).
The month with the lowest atmospheric pressure is January (1013.2mbar).

Average wind speed in May - Rayton, South Africa
Average wind speed in May
Rayton, South Africa
  • Average wind speed in May: 7.7km/h

The windiest months (with the highest average wind speed) are October and November (11.5km/h).
The calmest month (with the lowest average wind speed) is May (7.7km/h).

Average humidity in May - Rayton, South Africa
Average humidity in May
Rayton, South Africa
  • Average humidity in May: 49%

The months with the highest relative humidity are January and February (64%).
The month with the lowest relative humidity is September (36%).

Average rainfall in May - Rayton, South Africa
Average rainfall in May
Rayton, South Africa
  • Average rainfall in May: 4mm

The wettest month (with the highest rainfall) is January (92mm).
The driest month (with the least rainfall) is July (0mm).

Average rainfall days in May - Rayton, South Africa
Average rainfall days in May
Rayton, South Africa
  • Average rainfall days in May: 3.2 days

The month with the highest number of rainy days is January (21.8 days).
The month with the least rainy days is July (0.8 days).

Average daylight in May / Average sunshine in May - Rayton, South Africa
Average daylight in May /
Average sunshine in May
Rayton, 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 48min).
The months with the least sunshine are April and August (Average sunshine: 7h and 30min).

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

The month with the most sunshine days is July (29.8 days).
The months with the least sunshine days are January and December (6.5 days).

Average UV index in May - Rayton, South Africa
Average UV index in May
Rayton, 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 - Rayton, South Africa
Average cloud cover in May
Rayton, South Africa
  • Average cloud cover in May: 8

The month with the most cloud cover is January (Cloud cover 27).
The month with the least cloud cover is August (Cloud cover 5).

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

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

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