January weather forecast
Benoni, South Africa

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Weather in January

As the first month of the year, January serves as a fitting preview of the consistent, warm climate of Benoni, South Africa. This time commences on a high note, with the highest temperature typically reaching up to 27.1°C (80.8°F), setting the tone for the rest of the year. Sunlight is abundant as the city enjoys 13.6 hours of daylight, paving the way for outdoor activities. This month is also marked by relatively consistent rain, with rainfall on an average of 20 days. The wind speed in January begins at a moderate rate, a pattern typical throughout the year.

Temperature

January, recording an average high temperature of 27.1°C (80.8°F) and a low temperature of 16°C (60.8°F), is Benoni's warmest month.

Heat index

January's average heat index is computed to be 29°C (84.2°F). Prolonged exposure and physical activity might induce exhaustion, potentially causing heat cramps.
Heat index details are generally centered around shaded locations and a mild breeze. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', melds the effects of warmth and moisture to generate a feeling of heat. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

The months with the highest humidity are January and February, with an average relative humidity of 65%.

Rainfall

The month with the most rainfall in Benoni is January, when the rain falls for 20.3 days and typically aggregates up to 86mm (3.39") of precipitation.

Daylight

In Benoni, the average length of the day in January is 13h and 34min.
On the first day of the month, sunrise is at 05:17 and sunset at 19:02. On the last day of January, sunrise is at 05:40 and sunset at 18:59 SAST.

Sunshine

In Benoni, the average sunshine in January is 11.2h.

UV index

The months with the highest UV index in Benoni are January, October and November, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 6 in January interprets into the following recommendations:
Resist overexposure. Safeguarding from solar damage is indispensable. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
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Frequently asked questions

What are the warmest months in Benoni?

Temperature records in Benoni, South Africa, mark January as the warmest month, with highs averaging 27.1°C (80.8°F) and lows at 16°C (60.8°F).

What is the average January temperature in Benoni?

In January, the average high-temperature and low-temperature in Benoni are 27.1°C (80.8°F) and 16°C (60.8°F) respectively. The average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in January is computed to be 29°C (84.2°F).

What are the most humid months in Benoni?

January and February, with an average relative humidity of 65%, are most humid months in Benoni.

What is the average humidity in January in Benoni?

The average relative humidity in January is 65%.

What is the wettest month in Benoni?

January is the month with the most rainfall in Benoni. Rain falls for 20.3 days and accumulates 86mm (3.39") of precipitation.

How much does it rain in Benoni in January?

In Benoni, during January, the rain falls for 20.3 days and regularly aggregates up to 86mm (3.39") of precipitation.

What is the average length of the day in January in Benoni?

In January, the average day length is 13h and 34min.

What time are sunrise and sunset in January in Benoni?

On the first day of January, sunrise is at 05:17 and sunset at 19:02. On the last day of the month, sunrise is at 05:40 and sunset at 18:59 SAST.

How long on average sun shines in January in Benoni?

In January, the average sunshine duration in Benoni is 11.2h.

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

The months with the highest UV index in Benoni, South Africa, are January, October and November, with an average maximum UV index of 6.

What is the UV index intensity in January in Benoni?

The average daily maximum UV index in January is 6. A UV Index estimate of 6 to 7 represents a high health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in January
Benoni, South Africa

Average temperature in January - Benoni, South Africa
  • Average high temperature in January: 27.1°C

The warmest month (with the highest average high temperature) is January (27.1°C).
The month with the lowest average high temperature is July (17.6°C).

  • Average low temperature in January: 16°C

The months with the highest average low temperature are January and December (16°C).
The coldest month (with the lowest average low temperature) is July (5.9°C).

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Average pressure in January
Benoni, South Africa

Average pressure in January - Benoni, South Africa
  • Average pressure in January: 1013.3mbar

The month with the highest atmospheric pressure is July (1024.7mbar).
The month with the lowest atmospheric pressure is January (1013.3mbar).

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Average wind speed in January
Benoni, South Africa

Average wind speed in January - Benoni, South Africa
  • Average wind speed in January: 9km/h

The windiest months (with the highest average wind speed) are October and November (11.6km/h).
The calmest month (with the lowest average wind speed) is May (8km/h).

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Average humidity in January
Benoni, South Africa

Average humidity in January - Benoni, South Africa
  • Average humidity in January: 65%

The months with the highest relative humidity are January and February (65%).
The month with the lowest relative humidity is September (35%).

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Average rainfall in January
Benoni, South Africa

Average rainfall in January - Benoni, South Africa
  • Average rainfall in January: 86mm

The wettest month (with the highest rainfall) is January (86mm).
The driest month (with the least rainfall) is July (0mm).

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Average rainfall days in January
Benoni, South Africa

Average rainfall days in January - Benoni, South Africa
  • Average rainfall days in January: 20.3 days

The month with the highest number of rainy days is January (20.3 days).
The month with the least rainy days is July (0.9 days).

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Average daylight in January /
Average sunshine in January
Benoni, South Africa

Average daylight in January / Average sunshine in January - Benoni, South Africa
  • Average daylight in January: 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 January: 11h and 1min

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).

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Average sunshine days in January
Benoni, South Africa

Average sunshine days in January - Benoni, South Africa
  • Average sunshine days in January: 8 days

The month with the most sunshine days is July (29.7 days).
The month with the least sunshine days is January (8 days).

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Average UV index in January
Benoni, South Africa

Average UV index in January - Benoni, South Africa
  • Average UV index in January: 6

The months with the highest UV index are January, October and November (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 January
Benoni, South Africa

Average cloud cover in January - Benoni, South Africa
  • Average cloud cover in January: 28

The month with the most cloud cover is January (Cloud cover 28).
The month with the least cloud cover is August (Cloud cover 5).

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Average visibility in January
Benoni, South Africa

Average visibility in January - Benoni, South Africa
  • Average visibility in January: 9km

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January and February (9km).

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Benoni, South Africa

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