December weather forecast
Craighall, South Africa

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Weather in December

December, the first month of the summer in Craighall, is also a moderately hot month, with an average temperature varying between 16.3°C (61.3°F) and 27.5°C (81.5°F).

Temperature

December proves to be the warmest month, recording an average peak temperature of 27.5°C (81.5°F) and a minimum temperature of 16.3°C (61.3°F).

Heat index

Throughout December, the heat index is estimated at 29°C (84.2°F). Continued exposure and engagement in activity might trigger tiredness and subsequently heat cramps.
Data suggests that the heat index is set for environments in shade and with a light wind. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', blends air temperature and moisture content to represent the felt temperature to humans. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.

Humidity

In December, the average relative humidity is 60%.

Rainfall

In December, the rain falls for 10.3 days. Throughout December, 46mm (1.81") of precipitation is accumulated. In Craighall, during the entire year, the rain falls for 77.6 days and collects up to 262mm (10.31") 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 the month, sunrise is at 05:07 and sunset at 18:46. On the last day of December, in Craighall, sunrise is at 05:18 and sunset at 19:03 SAST.

Sunshine

The average sunshine in December is 11.3h.

UV index

The average daily maximum UV index in December in Craighall is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: During December, 5 as the daily maximum UV index converts into the following advice:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.

Frequently asked questions

What month is the hottest in Craighall?

December, marked by an average high-temperature of 27.5°C (81.5°F) and a low-temperature of 16.3°C (61.3°F), is the warmest month.

What is the average December temperature in Craighall?

The high-temperature in Craighall during December is 27.5°C (81.5°F) and the low-temperature is 16.3°C (61.3°F). In December, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, is estimated at 29°C (84.2°F).

What is the average humidity in December in Craighall?

In Craighall, the average relative humidity in December is 60%.

How much does it rain in Craighall in December?

In Craighall, in December, during 10.3 rainfall days, 46mm (1.81") of precipitation is typically accumulated.

When are the longest days in Craighall?

With an average of 13h and 42min of daylight, December has the longest days of the year.

How many hours of daylight does Craighall have in December?

The average day length in December in Craighall, South Africa, is 13h and 44min.

When is the sunrise / sunset in December in Craighall?

On the first day of December, sunrise is at 05:07 and sunset at 18:46. On the last day of the month, sunrise is at 05:18 and sunset at 19:03 SAST.

How long on average sun shines in December in Craighall?

In December, the average sunshine duration in Craighall, South Africa, is 11.3h.

How high is the UV index in December in Craighall?

In Craighall, the average daily maximum UV index in December is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.

Average temperature in December
Craighall, South Africa

Average temperature in December - Craighall, South Africa
  • Average high temperature in December: 27.5°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 (17.9°C).

  • Average low temperature in December: 16.3°C

The month with the highest average low temperature is January (16.6°C).
The coldest month (with the lowest average low temperature) is July (6.1°C).

Average pressure in December
Craighall, South Africa

Average pressure in December - Craighall, South Africa
  • Average pressure in December: 1013.3mbar

The month with the highest atmospheric pressure is July (1024.6mbar).
The month with the lowest atmospheric pressure is January (1013.1mbar).

Average wind speed in December
Craighall, South Africa

Average wind speed in December - Craighall, South Africa
  • Average wind speed in December: 9.9km/h

The windiest month (with the highest average wind speed) is November (11.6km/h).
The calmest month (with the lowest average wind speed) is May (7.8km/h).

Average humidity in December
Craighall, South Africa

Average humidity in December - Craighall, South Africa
  • Average humidity in December: 60%

The month with the highest relative humidity is February (64%).
The month with the lowest relative humidity is September (34%).

Average rainfall in December
Craighall, South Africa

Average rainfall in December - Craighall, South Africa
  • Average rainfall in December: 46mm

The wettest month (with the highest rainfall) is January (57mm).
The driest month (with the least rainfall) is July (1mm).

Average rainfall days in December
Craighall, South Africa

Average rainfall days in December - Craighall, South Africa
  • Average rainfall days in December: 10.3 days

The month with the highest number of rainy days is January (13.2 days).
The month with the least rainy days is July (1.4 days).

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

Average daylight in December / Average sunshine in December - Craighall, 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 30min).

  • 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 August (Average sunshine: 7h and 24min).

Average sunshine days in December
Craighall, South Africa

Average sunshine days in December - Craighall, South Africa
  • Average sunshine days in December: 18.9 days

The month with the most sunshine days is July (28.9 days).
The month with the least sunshine days is January (16.3 days).

Average UV index in December
Craighall, South Africa

Average UV index in December - Craighall, South Africa
  • Average UV index in December: 5

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

Average cloud cover in December
Craighall, South Africa

Average cloud cover in December - Craighall, South Africa
  • Average cloud cover in December: 25

The month with the most cloud cover is January (Cloud cover 26).
The month with the least cloud cover is August (Cloud cover 5).

Average visibility in December
Craighall, South Africa

Average visibility in December - Craighall, 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).

Craighall, South Africa

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