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 start of May sees the average high-temperature at a still warm 23.4°C (74.1°F), showing little difference from April's 23.9°C (75°F). An average temperature of 16.2°C (61.2°F) is recorded during the nights in May.Humidity
The average relative humidity in May is 72%.Rainfall
In Phoenix, in May, during 9.6 rainfall days, 26mm (1.02") of precipitation is typically accumulated. Throughout the year, in Phoenix, there are 182.6 rainfall days, and 597mm (23.5") of precipitation is accumulated.Daylight
The average length of the day in May is 10h and 38min.On the first day of the month, sunrise is at 06:24 and sunset at 17:21. On the last day of May, sunrise is at 06:42 and sunset at 17:04 SAST.
Sunshine
The average sunshine in May in Phoenix is 6.8h.UV index
In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: A daily high UV index of 5 in May leads to these guidelines:
Heed the precautions - Suggestions to avoid sunburn are made. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Frequently asked questions
What are May temperatures in Phoenix?
What is the average humidity in May in Phoenix?
How many days does it rain in May in Phoenix?
What is the average length of the day in May in Phoenix?
What time are sunrise and sunset in May in Phoenix?
How many hours of sunshine does Phoenix have in May?
What is the UV index reading in May in Phoenix?
Average temperature in May
Phoenix, South Africa
- Average high temperature in May: 23.4°C
The warmest month (with the highest average high temperature) is February (26.5°C).
The month with the lowest average high temperature is July (21.3°C).
- Average low temperature in May: 16.2°C
The month with the highest average low temperature is February (20.2°C).
The coldest month (with the lowest average low temperature) is July (13.6°C).
Average pressure in May
Phoenix, South Africa
- Average pressure in May: 1019.6mbar
The month with the highest atmospheric pressure is July (1023.1mbar).
The month with the lowest atmospheric pressure is January (1014.2mbar).
Average wind speed in May
Phoenix, South Africa
- Average wind speed in May: 11km/h
The windiest month (with the highest average wind speed) is October (14.5km/h).
The calmest month (with the lowest average wind speed) is May (11km/h).
Average humidity in May
Phoenix, South Africa
- Average humidity in May: 72%
The month with the highest relative humidity is December (83%).
The month with the lowest relative humidity is June (64%).
Average rainfall in May
Phoenix, South Africa
- Average rainfall in May: 26mm
The wettest month (with the highest rainfall) is November (87mm).
The driest month (with the least rainfall) is June (11mm).
Average rainfall days in May
Phoenix, South Africa
- Average rainfall days in May: 9.6 days
The month with the highest number of rainy days is December (23.4 days).
The month with the least rainy days is June (6.5 days).
Average daylight in May /
Average sunshine in May
Phoenix, 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 30min).
The month with the least sunshine is April (Average sunshine: 5h and 54min).
Average sunshine days in May
Phoenix, South Africa
- Average sunshine days in May: 19.3 days
The month with the most sunshine days is June (21.6 days).
The month with the least sunshine days is December (5.4 days).
Average UV index in May
Phoenix, 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 month with the lowest UV index is October (UV index 4).
Average cloud cover in May
Phoenix, South Africa
- Average cloud cover in May: 24
The month with the most cloud cover is December (Cloud cover 58).
The month with the least cloud cover is June (Cloud cover 17).
Average visibility in May
Phoenix, 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).
Phoenix, South Africa
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