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
May
Weather in May
Temperature
As April turns into May, the average high-temperatures rest at a still agreeable 21.1°C (70°F), showing a minor variation from the prior month. During May, the average low-temperature is a chilly 9.3°C (48.7°F).Humidity
In Grasmere, the average relative humidity in May is 48%.Rainfall
In Grasmere, in May, during 1.9 rainfall days, 3mm (0.12") of precipitation is typically accumulated. In Grasmere, South Africa, during the entire year, the rain falls for 97.6 days and collects up to 377mm (14.84") of precipitation.Daylight
The average length of the day in May is 10h and 49min.On the first day of the month, sunrise is at 06:32 and sunset at 17:38. On the last day of May, sunrise is at 06:48 and sunset at 17:24 SAST.
Sunshine
In May, the average sunshine is 7.6h.UV index
The months with the lowest UV index in Grasmere are May through July, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum high UV index of 4 in May translates into the following recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Grasmere in May?
What is the average humidity in May in Grasmere?
How much does it rain in Grasmere in May?
How many hours of daylight does Grasmere have in May?
When is the sunrise / sunset in May in Grasmere?
How many hours of sunshine does Grasmere have in May?
When is the lowest UV index in Grasmere?
What is the UV index intensity in May in Grasmere?
Average temperature in May
Grasmere, South Africa
- Average high temperature in May: 21.1°C
The warmest month (with the highest average high temperature) is December (27.5°C).
The month with the lowest average high temperature is July (17.7°C).
- Average low temperature in May: 9.3°C
The months with the highest average low temperature are January and December (16.3°C).
The coldest month (with the lowest average low temperature) is July (5.9°C).
Average pressure in May
Grasmere, South Africa
- Average pressure in May: 1021.1mbar
The month with the highest atmospheric pressure is July (1024.7mbar).
The month with the lowest atmospheric pressure is January (1013.1mbar).
Average wind speed in May
Grasmere, South Africa
- Average wind speed in May: 7.9km/h
The windiest month (with the highest average wind speed) is November (12km/h).
The calmest month (with the lowest average wind speed) is May (7.9km/h).
Average humidity in May
Grasmere, South Africa
- Average humidity in May: 48%
The months with the highest relative humidity are January and February (63%).
The month with the lowest relative humidity is September (33%).
Average rainfall in May
Grasmere, South Africa
- Average rainfall in May: 3mm
The wettest month (with the highest rainfall) is December (86mm).
The driest month (with the least rainfall) is July (0mm).
Average rainfall days in May
Grasmere, South Africa
- Average rainfall days in May: 1.9 days
The month with the highest number of rainy days is January (17.8 days).
The months with the least rainy days are July and August (0.8 days).
Average daylight in May /
Average sunshine in May
Grasmere, 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 24min).
Average sunshine days in May
Grasmere, South Africa
- Average sunshine days in May: 28.8 days
The month with the most sunshine days is July (30.1 days).
The month with the least sunshine days is January (10.8 days).
Average UV index in May
Grasmere, 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
Grasmere, South Africa
- Average cloud cover in May: 8
The month with the most cloud cover is January (Cloud cover 25).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in May
Grasmere, 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).
