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
May begins with an average high-temperature of a still pleasant 20.7°C (69.3°F), reflecting close similarity to the preceding month. Throughout May nights, a significant departure from daytime temperatures, with an average low of 8.2°C (46.8°F), is recognized in Ermelo.Humidity
The average relative humidity in May in Ermelo is 50%.Rainfall
In Ermelo, in May, during 3 rainfall days, 5mm (0.2") of precipitation is typically accumulated. Throughout the year, in Ermelo, there are 118.9 rainfall days, and 476mm (18.74") of precipitation is accumulated.Daylight
In Ermelo, the average length of the day in May is 10h and 49min.On the first day of May, sunrise is at 06:24 and sunset at 17:29. On the last day of the month, sunrise is at 06:40 and sunset at 17:15 SAST.
Sunshine
In Ermelo, South Africa, the average sunshine in May is 7.6h.UV index
The months with the lowest UV index in Ermelo, South Africa, are May through July, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 4 in May converts into the following recommendations:
Exercise caution. Those with pale skin may experience burns in less than half an hour. To protect against the Sun's most potent rays, avoid direct exposure around midday. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Frequently asked questions
What is the usual temperature for Ermelo in May?
What is the average humidity in May in Ermelo?
How much does it rain in Ermelo in May?
What is the average length of the day in May in Ermelo?
What time are sunrise and sunset in May in Ermelo?
How long on average sun shines in May in Ermelo?
When is the lowest UV index in Ermelo?
How high is the UV index in May in Ermelo?
Average temperature in May
Ermelo, South Africa
- Average high temperature in May: 20.7°C
The warmest month (with the highest average high temperature) is February (26.5°C).
The month with the lowest average high temperature is June (17.4°C).
- Average low temperature in May: 8.2°C
The month with the highest average low temperature is December (14.5°C).
The coldest month (with the lowest average low temperature) is July (4.5°C).
Average pressure in May
Ermelo, South Africa
- Average pressure in May: 1021.5mbar
The month with the highest atmospheric pressure is July (1024.9mbar).
The month with the lowest atmospheric pressure is January (1014.2mbar).
Average wind speed in May
Ermelo, South Africa
- Average wind speed in May: 9.2km/h
The windiest month (with the highest average wind speed) is September (12.5km/h).
The calmest month (with the lowest average wind speed) is March (8.9km/h).
Average humidity in May
Ermelo, South Africa
- Average humidity in May: 50%
The month with the highest relative humidity is January (72%).
The month with the lowest relative humidity is September (36%).
Average rainfall in May
Ermelo, South Africa
- Average rainfall in May: 5mm
The wettest month (with the highest rainfall) is December (109mm).
The driest month (with the least rainfall) is July (0mm).
Average rainfall days in May
Ermelo, South Africa
- Average rainfall days in May: 3 days
The month with the highest number of rainy days is January (21.4 days).
The month with the least rainy days is July (0.6 days).
Average daylight in May /
Average sunshine in May
Ermelo, South Africa
- Average daylight in May: 10h and 5min
The month with the longest days is December (Average daylight: 13h and 48min).
The month with the shortest days is June (Average daylight: 10h and 30min).
- Average sunshine in May: 7h and 4min
The month with the most sunshine is October (Average sunshine: 11h and 30min).
The month with the least sunshine is April (Average sunshine: 7h and 18min).
Average sunshine days in May
Ermelo, South Africa
- Average sunshine days in May: 27.2 days
The month with the most sunshine days is July (30.3 days).
The month with the least sunshine days is January (7.4 days).
Average UV index in May
Ermelo, South Africa
- Average UV index in May: 4
The month with the highest UV index is November (UV index 6).
The months with the lowest UV index are May, June and July (UV index 4).
Average cloud cover in May
Ermelo, South Africa
- Average cloud cover in May: 10
The month with the most cloud cover is January (Cloud cover 37).
The month with the least cloud cover is August (Cloud cover 7).
Average visibility in May
Ermelo, South Africa
- Average visibility in May: 10km
The months with the highest visibility are May, June, July, August, September and October (10km).
The month with the lowest visibility is January (8km).
Ermelo, South Africa
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