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
Weather in May
Temperature
The average high-temperature during May registers at a still agreeable 20.6°C (69.1°F), closely corresponding to the preceding month. During May, Newcastle detects a significant contrast from its daytime temperatures, with nights averaging at a frosty 7.5°C (45.5°F).Humidity
In May, the average relative humidity is 56%.Rainfall
In Newcastle, in May, it is raining for 4 days, with typically 6mm (0.24") of accumulated precipitation. In Newcastle, during the entire year, the rain falls for 117.9 days and collects up to 347mm (13.66") of precipitation.Daylight
The average length of the day in May is 10h and 45min.On the first day of May, sunrise is at 06:26 and sunset at 17:28. On the last day of the month, sunrise is at 06:42 and sunset at 17:12 SAST.
Sunshine
The average sunshine in May is 7.5h.UV index
May through July, with an average maximum UV index of 4, are months with the lowest UV index in Newcastle. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: The daily high UV index of 4 during May translates into the following recommendations:
Adopt protective measures - It is advised to guard against sun damage. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Frequently asked questions
What are May temperatures in Newcastle?
What is the average humidity in May in Newcastle?
How much does it rain in Newcastle in May?
How many hours of daylight does Newcastle have in May?
When is the sunrise / sunset in May in Newcastle?
How long on average sun shines in May in Newcastle?
What are the months with the lowest UV index in Newcastle?
How high is the UV index in May in Newcastle?
Average temperature in May
Newcastle, South Africa
- Average high temperature in May: 20.6°C
The warmest month (with the highest average high temperature) is December (26.7°C).
The months with the lowest average high temperature are June and July (18°C).
- Average low temperature in May: 7.5°C
The month with the highest average low temperature is January (14.3°C).
The coldest month (with the lowest average low temperature) is July (4.5°C).
Average pressure in May
Newcastle, South Africa
- Average pressure in May: 1021.4mbar
The month with the highest atmospheric pressure is July (1024.7mbar).
The month with the lowest atmospheric pressure is December (1014.8mbar).
Average wind speed in May
Newcastle, South Africa
- Average wind speed in May: 8.4km/h
The windiest month (with the highest average wind speed) is September (10.7km/h).
The calmest month (with the lowest average wind speed) is March (7.2km/h).
Average humidity in May
Newcastle, South Africa
- Average humidity in May: 56%
The months with the highest relative humidity are January and February (74%).
The month with the lowest relative humidity is September (42%).
Average rainfall in May
Newcastle, South Africa
- Average rainfall in May: 6mm
The wettest month (with the highest rainfall) is December (59mm).
The driest month (with the least rainfall) is July (2mm).
Average rainfall days in May
Newcastle, South Africa
- Average rainfall days in May: 4 days
The month with the highest number of rainy days is December (18 days).
The month with the least rainy days is July (2.1 days).
Average daylight in May /
Average sunshine in May
Newcastle, South Africa
- Average daylight in May: 10h and 5min
The month with the longest days is December (Average daylight: 13h and 54min).
The month with the shortest days is June (Average daylight: 10h and 24min).
- Average sunshine in May: 7h and 3min
The month with the most sunshine is October (Average sunshine: 11h and 24min).
The month with the least sunshine is April (Average sunshine: 7h and 6min).
Average sunshine days in May
Newcastle, South Africa
- Average sunshine days in May: 24.9 days
The month with the most sunshine days is July (27.1 days).
The month with the least sunshine days is December (9.2 days).
Average UV index in May
Newcastle, South Africa
- Average UV index in May: 4
The months with the highest UV index are 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
Newcastle, South Africa
- Average cloud cover in May: 13
The month with the most cloud cover is January (Cloud cover 39).
The months with the least cloud cover are June and July (Cloud cover 8).
Average visibility in May
Newcastle, South Africa
- Average visibility in May: 10km
The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February and March (8km).
Newcastle, South Africa
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