Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The temperatures reach their highest averages in December, with highs of 26.7°C (80.1°F) and lows of 15.4°C (59.7°F).Humidity
The average relative humidity in December in Groblersdal is 66%.Rainfall
In Groblersdal, in December, during 20.9 rainfall days, 92mm (3.62") of precipitation is typically accumulated. In Groblersdal, during the entire year, the rain falls for 120.5 days and collects up to 461mm (18.15") of precipitation.Daylight
December has the longest days of the year, with an average of 13h and 42min of daylight.On the first day of December in Groblersdal, sunrise is at 05:03 and sunset at 18:39. On the last day of the month, sunrise is at 05:15 and sunset at 18:55 SAST.
Sunshine
The average sunshine in December in Groblersdal, South Africa, is 11.4h.UV index
January, October through December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: A daily maximum UV index of 6 in December translates into the following instructions:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Frequently asked questions
What month is the hottest in Groblersdal?
What is the temperature in December in Groblersdal?
What is the average humidity in December in Groblersdal?
How many days does it rain in December in Groblersdal?
When are the longest days in Groblersdal?
What is the average length of the day in December in Groblersdal?
When are sunrise and sunset in December in Groblersdal?
How long on average sun shines in December in Groblersdal?
When is the highest UV index in Groblersdal?
How high is the UV index in December in Groblersdal?
Average temperature in December
Groblersdal, South Africa
- Average high temperature in December: 26.7°C
The warmest month (with the highest average high temperature) is December (26.7°C).
The month with the lowest average high temperature is June (18.1°C).
- Average low temperature in December: 15.4°C
The month with the highest average low temperature is December (15.4°C).
The coldest month (with the lowest average low temperature) is July (5.1°C).
Average pressure in December
Groblersdal, South Africa
- Average pressure in December: 1014.2mbar
The month with the highest atmospheric pressure is July (1024.7mbar).
The month with the lowest atmospheric pressure is January (1014mbar).
Average wind speed in December
Groblersdal, South Africa
- Average wind speed in December: 9.3km/h
The windiest month (with the highest average wind speed) is October (11.3km/h).
The calmest month (with the lowest average wind speed) is May (7.9km/h).
Average humidity in December
Groblersdal, South Africa
- Average humidity in December: 66%
The months with the highest relative humidity are January and February (71%).
The month with the lowest relative humidity is September (39%).
Average rainfall in December
Groblersdal, South Africa
- Average rainfall in December: 92mm
The wettest month (with the highest rainfall) is January (96mm).
The driest month (with the least rainfall) is July (1mm).
Average rainfall days in December
Groblersdal, South Africa
- Average rainfall days in December: 20.9 days
The month with the highest number of rainy days is December (20.9 days).
The months with the least rainy days are July and August (1.1 days).
Average daylight in December /
Average sunshine in December
Groblersdal, South Africa
- Average daylight in December: 13h and 4min
The month with the longest days is December (Average daylight: 13h and 42min).
The month with the shortest days is June (Average daylight: 10h and 36min).
- Average sunshine in December: 11h and 2min
The month with the most sunshine is October (Average sunshine: 11h and 48min).
The month with the least sunshine is April (Average sunshine: 7h and 18min).
Average sunshine days in December
Groblersdal, South Africa
- Average sunshine days in December: 7.2 days
The month with the most sunshine days is July (30.1 days).
The month with the least sunshine days is December (7.2 days).
Average UV index in December
Groblersdal, South Africa
- Average UV index in December: 6
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 December
Groblersdal, South Africa
- Average cloud cover in December: 27
The month with the most cloud cover is January (Cloud cover 31).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in December
Groblersdal, South Africa
- Average visibility in December: 9km
The months with the highest visibility are May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January, February, March, April and December (9km).
Groblersdal, South Africa
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