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 sea temperature 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 arrival of May is marked by an average high-temperature of an enjoyable 18.9°C (66°F), bearing a close resemblance to April. Gansbaai's May nights observe a minor shift from the daytime temperatures, resulting in an average dip to a moderate 14.1°C (57.4°F).Humidity
The months with the highest humidity are January through March, May, September and October, with an average relative humidity of 76%.Rainfall
In Gansbaai, during May, the rain falls for 8.7 days and regularly aggregates up to 18mm (0.71") of precipitation. Throughout the year, in Gansbaai, there are 113.9 rainfall days, and 270mm (10.63") of precipitation is accumulated.Sea temperature
In May, the average sea temperature is 17.4°C (63.3°F).Note: Swimming is not a pleasurable activity for the majority in water at 17.4°C (63.3°F). Breathing control gets harder as the water temperature dips from 21°C (69.8°F) to 15°C (59°F).
Daylight
In Gansbaai, South Africa, the average length of the day in May is 10h and 19min.On the first day of the month, sunrise is at 07:18 and sunset at 18:00. On the last day of May, in Gansbaai, sunrise is at 07:40 and sunset at 17:40 SAST.
Sunshine
The average sunshine in May in Gansbaai is 6.5h.UV index
May through September, with an average maximum UV index of 4, are months with the lowest UV index in Gansbaai. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: A daily high UV index of 4 in May leads to these guidelines:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Frequently asked questions
What is the temperature in May in Gansbaai?
What is the most humid month in Gansbaai?
What is the average humidity in May in Gansbaai?
How many days does it rain in May in Gansbaai?
What is the sea water temperature in May in Gansbaai?
How many hours of daylight does Gansbaai have in May?
When is the sunrise / sunset in May in Gansbaai?
How many hours of sunshine does Gansbaai have in May?
What are the months with the lowest UV index in Gansbaai?
What is the UV index intensity in May in Gansbaai?
Average temperature in May
Gansbaai, South Africa
- Average high temperature in May: 18.9°C
The warmest month (with the highest average high temperature) is February (23.3°C).
The month with the lowest average high temperature is August (16.2°C).
- Average low temperature in May: 14.1°C
The month with the highest average low temperature is February (18.3°C).
The coldest month (with the lowest average low temperature) is August (11.5°C).
Average pressure in May
Gansbaai, South Africa
- Average pressure in May: 1017.9mbar
The month with the highest atmospheric pressure is July (1021.8mbar).
The month with the lowest atmospheric pressure is February (1013.8mbar).
Average wind speed in May
Gansbaai, South Africa
- Average wind speed in May: 17.7km/h
The windiest month (with the highest average wind speed) is November (21.5km/h).
The calmest month (with the lowest average wind speed) is May (17.7km/h).
Average humidity in May
Gansbaai, South Africa
- Average humidity in May: 76%
The months with the highest relative humidity are January, February, March, May, September and October (76%).
The months with the lowest relative humidity are April, June and July (74%).
Average rainfall in May
Gansbaai, South Africa
- Average rainfall in May: 18mm
The wettest month (with the highest rainfall) is June (47mm).
The driest months (with the least rainfall) are February and December (13mm).
Average rainfall days in May
Gansbaai, South Africa
- Average rainfall days in May: 8.7 days
The month with the highest number of rainy days is March (12.3 days).
The month with the least rainy days is October (7.1 days).
Average sea temperature in May
Gansbaai, South Africa
- Average sea temperature in May: 17.4°C
The best month for swimming (with the highest average sea temperature) is January (20.7°C).
The coldest months (with the lowest average sea temperature) are July, August and September (15.8°C).
Average daylight in May /
Average sunshine in May
Gansbaai, South Africa
- Average daylight in May: 10h and 2min
The month with the longest days is December (Average daylight: 14h and 24min).
The month with the shortest days is June (Average daylight: 9h and 54min).
- Average sunshine in May: 6h and 3min
The month with the most sunshine is December (Average sunshine: 10h and 24min).
The month with the least sunshine is June (Average sunshine: 6h and 12min).
Average sunshine days in May
Gansbaai, South Africa
- Average sunshine days in May: 20.9 days
The month with the most sunshine days is October (22 days).
The month with the least sunshine days is February (13.9 days).
Average UV index in May
Gansbaai, South Africa
- Average UV index in May: 4
The months with the highest UV index are January and February (UV index 6).
The months with the lowest UV index are May, June, July, August and September (UV index 4).
Average cloud cover in May
Gansbaai, South Africa
- Average cloud cover in May: 30
The months with the most cloud cover are March and October (Cloud cover 33).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in May
Gansbaai, South Africa
- Average visibility in May: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Gansbaai, South Africa
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