Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
January, characterized by an average high temperature of 30.2°C (86.4°F) and a low temperature of 18.6°C (65.5°F), is generally the warmest month.Heat index
The heat index value for January is calculated to be a hot 31°C (87.8°F). Uninterrupted activity during exposure could lead to a sense of exhaustion, possibly causing heat cramps.From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a value derived by merging air temperature with the humidity to convey how the climate feels. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
Humidity
In Hennenman, the average relative humidity in January is 49%.Rainfall
The month with the most rainfall is January, when the rain falls for 11.9 days and typically aggregates up to 33mm (1.3") of precipitation.Daylight
In Hennenman, the average length of the day in January is 13h and 41min.On the first day of January in Hennenman, sunrise is at 05:18 and sunset at 19:11. On the last day of the month, sunrise is at 05:42 and sunset at 19:07 SAST.
Sunshine
In January, the average sunshine is 11.7h.UV index
The months with the highest UV index in Hennenman are January, February, October through December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The maximum UV index of 6 during January translates into these guidelines:
Prevent overexposure. Protection from the sun's harmful effects is needed. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the warmest months in Hennenman?
How hot is it in Hennenman in January?
What is the average humidity in January in Hennenman?
What is the wettest month in Hennenman?
How much does it rain in Hennenman in January?
How many hours of daylight does Hennenman have in January?
When is the sunrise / sunset in January in Hennenman?
How many hours of sunshine does Hennenman have in January?
When is the highest UV index in Hennenman?
How high is the UV index in January in Hennenman?
Average temperature in January
Hennenman, South Africa
- Average high temperature in January: 30.2°C
The warmest month (with the highest average high temperature) is January (30.2°C).
The month with the lowest average high temperature is June (17.3°C).
- Average low temperature in January: 18.6°C
The month with the highest average low temperature is January (18.6°C).
The coldest month (with the lowest average low temperature) is July (5.5°C).
Average pressure in January
Hennenman, South Africa
- Average pressure in January: 1012.4mbar
The month with the highest atmospheric pressure is July (1025mbar).
The month with the lowest atmospheric pressure is January (1012.4mbar).
Average wind speed in January
Hennenman, South Africa
- Average wind speed in January: 12.1km/h
The windiest month (with the highest average wind speed) is November (14.4km/h).
The calmest month (with the lowest average wind speed) is May (9km/h).
Average humidity in January
Hennenman, South Africa
- Average humidity in January: 49%
The month with the highest relative humidity is February (53%).
The month with the lowest relative humidity is September (30%).
Average rainfall in January
Hennenman, South Africa
- Average rainfall in January: 33mm
The wettest month (with the highest rainfall) is January (33mm).
The driest months (with the least rainfall) are July and August (2mm).
Average rainfall days in January
Hennenman, South Africa
- Average rainfall days in January: 11.9 days
The month with the highest number of rainy days is January (11.9 days).
The month with the least rainy days is July (1.4 days).
Average daylight in January /
Average sunshine in January
Hennenman, South Africa
- Average daylight in January: 13h and 4min
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 January: 11h and 4min
The month with the most sunshine is November (Average sunshine: 11h and 54min).
The month with the least sunshine is August (Average sunshine: 7h and 24min).
Average sunshine days in January
Hennenman, South Africa
- Average sunshine days in January: 15.5 days
The month with the most sunshine days is July (29.3 days).
The month with the least sunshine days is February (15.3 days).
Average UV index in January
Hennenman, South Africa
- Average UV index in January: 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).
Average cloud cover in January
Hennenman, South Africa
- Average cloud cover in January: 19
The months with the most cloud cover are January and February (Cloud cover 19).
The months with the least cloud cover are July and August (Cloud cover 6).
Average visibility in January
Hennenman, South Africa
- Average visibility in January: 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).
Hennenman, South Africa
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