May
Weather in May
Temperature
As April shifts into May, a minor alteration in temperatures is observed, with average highs reducing from a moderately hot 24°C (75.2°F) to an agreeable 21°C (69.8°F). May nights in Graaf-reinet present a stark temperature decrease to a chilly 8°C (46.4°F).Rainfall
In Graaf-reinet, in May, during 4 rainfall days, 23mm (0.91") of precipitation is typically accumulated. Throughout the year, there are 63 rainfall days, and 338mm (13.31") of precipitation is accumulated.Daylight
The average length of the day in May is 10h and 29min.On the first day of May, sunrise is at 06:54 and sunset at 17:43. On the last day of the month, sunrise is at 07:14 and sunset at 17:24 SAST.
Sunshine
The months with the least sunshine in Graaf-reinet, South Africa, are May and June, with an average of 7h of sunshine.UV index
In May, the average daily maximum UV index is 4. 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: In May, the maximum UV index of 4 suggests this advice:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce 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 May temperatures in Graaf-reinet?
How much does it rain in Graaf-reinet in May?
What is the average length of the day in May in Graaf-reinet?
When is the sunrise / sunset in May in Graaf-reinet?
What are the months with the least sunshine in Graaf-reinet?
How long on average sun shines in May in Graaf-reinet?
How high is the UV index in May in Graaf-reinet?
Average temperature in May
Graaf-reinet, South Africa
- Average high temperature in May: 21°C
The warmest month (with the highest average high temperature) is January (31°C).
The month with the lowest average high temperature is June (18°C).
- Average low temperature in May: 8°C
The months with the highest average low temperature are January and February (15°C).
The coldest months (with the lowest average low temperature) are June and July (5°C).
Average rainfall in May
Graaf-reinet, South Africa
- Average rainfall in May: 23mm
The wettest month (with the highest rainfall) is March (51mm).
The driest months (with the least rainfall) are June and September (13mm).
Average rainfall days in May
Graaf-reinet, South Africa
- Average rainfall days in May: 4 days
The month with the highest number of rainy days is March (8 days).
The month with the least rainy days is July (3 days).
Average daylight in May /
Average sunshine in May
Graaf-reinet, South Africa
- Average daylight in May: 10h and 3min
The month with the longest days is December (Average daylight: 14h and 12min).
The month with the shortest days is June (Average daylight: 10h and 6min).
- Average sunshine in May: 7h
The months with the most sunshine are January and December (Average sunshine: 11h).
The months with the least sunshine are May and June (Average sunshine: 7h).
Average UV index in May
Graaf-reinet, South Africa
- Average UV index in May: 4
The months with the highest UV index are January, February, November and December (UV index 12).
The months with the lowest UV index are June and July (UV index 3).
