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 snowfall 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
The dawn of May sees an average high-temperature of a pleasant 20.9°C (69.6°F), subtly contrasting with April's 23.1°C (73.6°F). During May, Three Rivers experiences an average low-temperature of 8.9°C (48°F) at night.Humidity
The average relative humidity in May in Three Rivers is 48%.Rainfall
In May, the rain falls for 2.8 days. Throughout May, 5mm (0.2") of precipitation is accumulated. In Three Rivers, during the entire year, the rain falls for 106.6 days and collects up to 364mm (14.33") of precipitation.Snowfall
January through July, September through December are months without snowfall.Daylight
The average length of the day in May is 10h and 49min.On the first day of May in Three Rivers, South Africa, sunrise is at 06:32 and sunset at 17:37. On the last day of the month, sunrise is at 06:48 and sunset at 17:23 SAST.
Sunshine
The average sunshine in May is 7.6h.UV index
The months with the lowest UV index are May through July, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 4 in May translates into these instructions:
Undertake protective steps - Recommendations to avoid sunburn are issued. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the average humidity in May?
How many days does it rain in May?
When it does not snow?
What is the average length of the day in May in Three Rivers?
What time are sunrise and sunset in May?
How long on average sun shines in May?
What are the months with the lowest UV index?
What is the UV index reading in May in Three Rivers?
Average temperature in May
Three Rivers, South Africa
- Average high temperature in May: 20.9°C
The warmest month (with the highest average high temperature) is January (28°C).
The months with the lowest average high temperature are June and July (17.6°C).
- Average low temperature in May: 8.9°C
The month with the highest average low temperature is December (16.4°C).
The coldest month (with the lowest average low temperature) is July (5.4°C).
Average pressure in May
Three Rivers, South Africa
- Average pressure in May: 1021.3mbar
The month with the highest atmospheric pressure is July (1024.8mbar).
The month with the lowest atmospheric pressure is January (1013.3mbar).
Average wind speed in May
Three Rivers, South Africa
- Average wind speed in May: 8.4km/h
The windiest months (with the highest average wind speed) are September, October and November (12.7km/h).
The calmest month (with the lowest average wind speed) is May (8.4km/h).
Average humidity in May
Three Rivers, South Africa
- Average humidity in May: 48%
The month with the highest relative humidity is February (63%).
The month with the lowest relative humidity is September (32%).
Average rainfall in May
Three Rivers, South Africa
- Average rainfall in May: 5mm
The wettest month (with the highest rainfall) is December (83mm).
The driest months (with the least rainfall) are July and August (2mm).
Average rainfall days in May
Three Rivers, South Africa
- Average rainfall days in May: 2.8 days
The month with the highest number of rainy days is January (18.3 days).
The months with the least rainy days are June, July and August (1.8 days).
Average snowfall days in May
Three Rivers, South Africa
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is August (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, September, October, November and December (0 days).
Average daylight in May /
Average sunshine in May
Three Rivers, 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 48min).
The month with the least sunshine is August (Average sunshine: 7h and 30min).
Average sunshine days in May
Three Rivers, South Africa
- Average sunshine days in May: 27.5 days
The months with the most sunshine days are July and August (28.9 days).
The month with the least sunshine days is January (9.4 days).
Average UV index in May
Three Rivers, South Africa
- Average UV index in May: 4
The months with the highest UV index are January, 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
Three Rivers, South Africa
- Average cloud cover in May: 9
The month with the most cloud cover is January (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in May
Three Rivers, 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).
