Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
May
Weather in May
Temperature
An average high-temperature of a still warm 23.3°C (73.9°F) marks May, exhibiting a close resemblance to the conditions in April. May witnesses an average nighttime temperature of 15.5°C (59.9°F).Humidity
The average relative humidity in May is 72%.Rainfall
In Hillcrest, in May, during 8.6 rainfall days, 21mm (0.83") of precipitation is typically accumulated. In Hillcrest, during the entire year, the rain falls for 172.9 days and collects up to 545mm (21.46") of precipitation.Daylight
In Hillcrest, the average length of the day in May is 10h and 38min.On the first day of May, sunrise is at 06:25 and sunset at 17:22. On the last day of the month, sunrise is at 06:43 and sunset at 17:05 SAST.
Sunshine
In May, the average sunshine is 6.9h.UV index
The months with the lowest UV index are April through November, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: In May, a daily UV index of 5 turns into the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. Around midday, solar radiation is most harmful; hence, exposure should be limited. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures in Hillcrest?
What is the average humidity in May in Hillcrest?
How much does it rain in Hillcrest in May?
How many hours of daylight does Hillcrest have in May?
When are sunrise and sunset in May in Hillcrest?
How long on average sun shines in May in Hillcrest?
When is the lowest UV index in Hillcrest?
How high is the UV index in May in Hillcrest?
Average temperature in May
Hillcrest, South Africa
- Average high temperature in May: 23.3°C
The warmest month (with the highest average high temperature) is February (26.6°C).
The month with the lowest average high temperature is July (21.2°C).
- Average low temperature in May: 15.5°C
The month with the highest average low temperature is February (20°C).
The coldest month (with the lowest average low temperature) is July (13.2°C).
Average pressure in May
Hillcrest, South Africa
- Average pressure in May: 1019.7mbar
The month with the highest atmospheric pressure is July (1023.2mbar).
The month with the lowest atmospheric pressure is January (1014.2mbar).
Average wind speed in May
Hillcrest, South Africa
- Average wind speed in May: 10.7km/h
The windiest month (with the highest average wind speed) is October (13.9km/h).
The calmest month (with the lowest average wind speed) is May (10.7km/h).
Average humidity in May
Hillcrest, South Africa
- Average humidity in May: 72%
The month with the highest relative humidity is December (83%).
The months with the lowest relative humidity are June and July (64%).
Average rainfall in May
Hillcrest, South Africa
- Average rainfall in May: 21mm
The wettest month (with the highest rainfall) is December (78mm).
The driest month (with the least rainfall) is June (10mm).
Average rainfall days in May
Hillcrest, South Africa
- Average rainfall days in May: 8.6 days
The month with the highest number of rainy days is December (21.7 days).
The month with the least rainy days is June (5.8 days).
Average daylight in May /
Average sunshine in May
Hillcrest, 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 5min
The month with the most sunshine is February (Average sunshine: 8h and 36min).
The month with the least sunshine is April (Average sunshine: 6h and 0min).
Average sunshine days in May
Hillcrest, South Africa
- Average sunshine days in May: 20.8 days
The months with the most sunshine days are June and July (22.1 days).
The month with the least sunshine days is December (6.5 days).
Average UV index in May
Hillcrest, South Africa
- Average UV index in May: 5
The months with the highest UV index are January, February, March and December (UV index 6).
The months with the lowest UV index are April, May, June, July, August, September, October and November (UV index 5).
Average cloud cover in May
Hillcrest, South Africa
- Average cloud cover in May: 23
The month with the most cloud cover is December (Cloud cover 57).
The month with the least cloud cover is June (Cloud cover 17).
Average visibility in May
Hillcrest, South Africa
- Average visibility in May: 10km
The months with the highest visibility are April, May, June, July, August and September (10km).
The months with the lowest visibility are January, February, March, October, November and December (9km).
