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 snowfall 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
In Postmasburg, temperatures reach their average annual highs in December, measuring 31.2°C (88.2°F) and a minimum average of 20°C (68°F).Humidity
In Postmasburg, the average relative humidity in December is 32%.Rainfall
In December, the rain falls for 10 days. Throughout December, 36mm (1.42") of precipitation is accumulated. Throughout the year, there are 71.2 rainfall days, and 246mm (9.69") of precipitation is accumulated.Snowfall
January through June, August through December are months without snowfall.Daylight
With an average of 13h and 54min of daylight, December has the longest days of the year in Postmasburg.On the first day of December, sunrise is at 05:22 and sunset at 19:11. On the last day of the month, sunrise is at 05:33 and sunset at 19:28 SAST.
Sunshine
In December, the average sunshine is 11.8h.UV index
The months with the highest UV index in Postmasburg, South Africa, are January, November and December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the average person.Note: A typical high UV index of 7 in December suggests the following recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Frequently asked questions
What time of the year is the hottest in Postmasburg?
How hot is December in Postmasburg?
What is the average humidity in December in Postmasburg?
How much does it rain in Postmasburg in December?
When it does not snow in Postmasburg?
When are the longest days in Postmasburg?
How many hours of daylight does Postmasburg have in December?
When is the sunrise / sunset in December in Postmasburg?
How many hours of sunshine does Postmasburg have in December?
What is the month with the highest UV index in Postmasburg?
What is the UV index reading in December in Postmasburg?
Average temperature in December
Postmasburg, South Africa
- Average high temperature in December: 31.2°C
The warmest month (with the highest average high temperature) is December (31.2°C).
The months with the lowest average high temperature are June and July (17.3°C).
- Average low temperature in December: 20°C
The month with the highest average low temperature is January (20.9°C).
The coldest month (with the lowest average low temperature) is July (6.3°C).
Average pressure in December
Postmasburg, South Africa
- Average pressure in December: 1010.4mbar
The month with the highest atmospheric pressure is July (1023.8mbar).
The month with the lowest atmospheric pressure is January (1010.3mbar).
Average wind speed in December
Postmasburg, South Africa
- Average wind speed in December: 17.3km/h
The windiest month (with the highest average wind speed) is November (18.6km/h).
The calmest month (with the lowest average wind speed) is May (13.5km/h).
Average humidity in December
Postmasburg, South Africa
- Average humidity in December: 32%
The months with the highest relative humidity are April and June (44%).
The month with the lowest relative humidity is October (24%).
Average rainfall in December
Postmasburg, South Africa
- Average rainfall in December: 36mm
The wettest month (with the highest rainfall) is January (49mm).
The driest month (with the least rainfall) is August (2mm).
Average rainfall days in December
Postmasburg, South Africa
- Average rainfall days in December: 10 days
The month with the highest number of rainy days is February (13.2 days).
The month with the least rainy days is August (1 days).
Average snowfall days in December
Postmasburg, South Africa
- Average snowfall days in December: 0 days
The month with the highest number of snowfall days is July (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, August, September, October, November and December (0 days).
Average daylight in December /
Average sunshine in December
Postmasburg, South Africa
- Average daylight in December: 13h and 5min
The month with the longest days is December (Average daylight: 13h and 54min).
The month with the shortest days is June (Average daylight: 10h and 24min).
- Average sunshine in December: 11h and 5min
The month with the most sunshine is November (Average sunshine: 12h and 0min).
The months with the least sunshine are May and June (Average sunshine: 7h and 30min).
Average sunshine days in December
Postmasburg, South Africa
- Average sunshine days in December: 17.9 days
The month with the most sunshine days is July (29.5 days).
The month with the least sunshine days is February (12.8 days).
Average UV index in December
Postmasburg, South Africa
- Average UV index in December: 7
The months with the highest UV index are January, November and December (UV index 7).
The months with the lowest UV index are May, June and July (UV index 4).
Average cloud cover in December
Postmasburg, South Africa
- Average cloud cover in December: 13
The month with the most cloud cover is February (Cloud cover 17).
The months with the least cloud cover are July and August (Cloud cover 5).
Average visibility in December
Postmasburg, South Africa
- Average visibility in December: 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).
Postmasburg, South Africa
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