December weather forecast
Oberholzer, South Africa

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Weather in December

December, the first month of the summer in Oberholzer, is also a moderately hot month, with an average temperature varying between 27.9°C (82.2°F) and 16.7°C (62.1°F).

Temperature

Oberholzer registers the highest average temperatures during the month of December, with peaks of 27.9°C (82.2°F) and lows of 16.7°C (62.1°F).

Heat index

In December, the average heat index is calculated to be 29°C (84.2°F). If one remains active during constant exposure, it might cause exhaustion and heat cramps.
Data suggests that the heat index is set for environments in shade and with a light wind. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', reflects the feeling of heat when considering both air temperature and humidity. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.

Humidity

In December, the average relative humidity is 57%.

Rainfall

In Oberholzer, in December, during 18.6 rainfall days, 87mm (3.43") of precipitation is typically accumulated. In Oberholzer, during the entire year, the rain falls for 101.7 days and collects up to 388mm (15.28") of precipitation.

Daylight

With an average of 13h and 48min of daylight, December has the longest days of the year.
On the first day of the month, sunrise is at 05:09 and sunset at 18:49. On the last day of December, in Oberholzer, sunrise is at 05:20 and sunset at 19:06 SAST.

Sunshine

In December, the average sunshine is 11.4h.

UV index

The months with the highest UV index in Oberholzer, South Africa, are January, February, October through December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 6 in December transforms into the following instructions:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Boost your sun resistance with garments that are densely woven yet spacious.
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Frequently asked questions

What month is the hottest in Oberholzer?

With an average high-temperature of 27.9°C (82.2°F) and an average low-temperature of 16.7°C (62.1°F), December is the warmest month.

What is the temperature in December in Oberholzer?

The average high-temperature and low-temperature during December are 27.9°C (82.2°F) and 16.7°C (62.1°F) respectively. The average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in December is calculated to be 29°C (84.2°F).

What is the average humidity in December in Oberholzer?

In December, the average relative humidity in Oberholzer is 57%.

How much does it rain in Oberholzer in December?

In December, the rain falls for 18.6 days. Throughout December, 87mm (3.43") of precipitation is accumulated.

When are the longest days in Oberholzer?

The month with the longest days in Oberholzer, South Africa, is December, with an average of 13h and 48min of daylight.

How many hours of daylight does Oberholzer have in December?

In December, the average day length in Oberholzer is 13h and 46min.

When are sunrise and sunset in December in Oberholzer?

On the first day of December in Oberholzer, South Africa, sunrise is at 05:09 and sunset at 18:49. On the last day of the month, sunrise is at 05:20 and sunset at 19:06 SAST.

How many hours of sunshine does Oberholzer have in December?

The average sunshine duration in December in Oberholzer is 11.4h.

What are the months with the highest UV index in Oberholzer?

The months with the highest UV index in Oberholzer are January, February, October through December, with an average maximum UV index of 6.

What is the UV index intensity in December in Oberholzer?

The average daily maximum UV index in December in Oberholzer is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.

Average temperature in December
Oberholzer, South Africa

Average temperature in December - Oberholzer, South Africa
  • Average high temperature in December: 27.9°C

The warmest month (with the highest average high temperature) is December (27.9°C).
The month with the lowest average high temperature is July (17.6°C).

  • Average low temperature in December: 16.7°C

The months with the highest average low temperature are January and December (16.7°C).
The coldest month (with the lowest average low temperature) is July (5.3°C).

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Average pressure in December
Oberholzer, South Africa

Average pressure in December - Oberholzer, South Africa
  • Average pressure in December: 1012.8mbar

The month with the highest atmospheric pressure is July (1024.6mbar).
The month with the lowest atmospheric pressure is January (1012.6mbar).

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Average wind speed in December
Oberholzer, South Africa

Average wind speed in December - Oberholzer, South Africa
  • Average wind speed in December: 11.6km/h

The windiest month (with the highest average wind speed) is November (13.3km/h).
The calmest month (with the lowest average wind speed) is May (8.5km/h).

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Average humidity in December
Oberholzer, South Africa

Average humidity in December - Oberholzer, South Africa
  • Average humidity in December: 57%

The month with the highest relative humidity is February (63%).
The month with the lowest relative humidity is September (32%).

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Average rainfall in December
Oberholzer, South Africa

Average rainfall in December - Oberholzer, South Africa
  • Average rainfall in December: 87mm

The wettest month (with the highest rainfall) is January (88mm).
The driest months (with the least rainfall) are July and August (1mm).

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Average rainfall days in December
Oberholzer, South Africa

Average rainfall days in December - Oberholzer, South Africa
  • Average rainfall days in December: 18.6 days

The month with the highest number of rainy days is January (19.8 days).
The month with the least rainy days is August (0.8 days).

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Average daylight in December /
Average sunshine in December
Oberholzer, South Africa

Average daylight in December / Average sunshine in December - Oberholzer, South Africa
  • Average daylight in December: 13h 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 December: 11h and 2min

The month with the most sunshine is October (Average sunshine: 11h and 54min).
The month with the least sunshine is August (Average sunshine: 7h and 30min).

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Average sunshine days in December
Oberholzer, South Africa

Average sunshine days in December - Oberholzer, South Africa
  • Average sunshine days in December: 8.9 days

The month with the most sunshine days is August (30.2 days).
The month with the least sunshine days is January (7.5 days).

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Average UV index in December
Oberholzer, South Africa

Average UV index in December - Oberholzer, South Africa
  • Average UV index in December: 6

The months with the highest UV index are January, February, October, November and December (UV index 6).
The months with the lowest UV index are May, June and July (UV index 4).

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Average cloud cover in December
Oberholzer, South Africa

Average cloud cover in December - Oberholzer, South Africa
  • Average cloud cover in December: 23

The month with the most cloud cover is January (Cloud cover 24).
The months with the least cloud cover are July and August (Cloud cover 5).

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Average visibility in December
Oberholzer, South Africa

Average visibility in December - Oberholzer, South Africa
  • Average visibility in December: 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).

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Oberholzer, South Africa

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