January weather forecast
Oviston, South Africa

January

Weather in January

January, like December, in Oviston, South Africa, is another warm summer month, with an average temperature fluctuating between 28.8°C (83.8°F) and 16.3°C (61.3°F).

Temperature

In Oviston, January is identified by the highest average temperatures, reaching a peak of 28.8°C (83.8°F) and a low of 16.3°C (61.3°F).

Heat index

The average heat index in January is estimated at 29°C (84.2°F). Remaining active during long-lasting exposure could cause fatigue, leading to heat cramps.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'real feel' or 'feels like', shows a temperature sensation when both heat and moisture conditions are combined. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values hold particular importance for children. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.

Humidity

The average relative humidity in January is 50%.

Rainfall

In Oviston, during January, the rain falls for 9.4 days and regularly aggregates up to 36mm (1.42") of precipitation. In Oviston, South Africa, during the entire year, the rain falls for 86.2 days and collects up to 287mm (11.3") of precipitation.

Snowfall

In Oviston, snow does not fall in January through May, August through December.

Daylight

In Oviston, the average length of the day in January is 13h and 52min.
On the first day of the month, sunrise is at 05:17 and sunset at 19:23. On the last day of January, sunrise is at 05:42 and sunset at 19:17 SAST.

Sunshine

The months with the most sunshine are January, October through December, with an average of 11.9h of sunshine.

UV index

The months with the highest UV index are January, February, November and December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index, 6 in January, converts into the following recommendations:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.

Frequently asked questions

What month is the hottest?
January, with its high-temperature average of 28.8°C (83.8°F) and a low-temperature average of 16.3°C (61.3°F), is the warmest month.
How hot is January?
January temperatures vary between a high-temperature of 28.8°C (83.8°F) and a low-temperature of 16.3°C (61.3°F). In January, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 29°C (84.2°F).
What is the average humidity in January?
In January, the average relative humidity is 50%.
How much does it rain in January?
In Oviston, during January, the rain falls for 9.4 days and regularly aggregates up to 36mm (1.42") of precipitation.
When it does not snow?
January through May, August through December are months without snowfall.
How many hours of daylight does Oviston have in January?
In Oviston, the average day length in January is 13h and 52min.
What time are sunrise and sunset in January?
On the first day of January, sunrise is at 05:17 and sunset at 19:23. On the last day of the month, sunrise is at 05:42 and sunset at 19:17 SAST.
What are the months with the most sunshine?
The months with the most sunshine in Oviston are January, October through December, with an average of 11.9h of sunshine.
How long on average sun shines in January?
In January, the average sunshine duration is 11.9h.
What are the months with the highest UV index in Oviston?
January, February, November and December, with an average maximum UV index of 6, are months with the highest UV index.
What is the UV index reading in January?
The average daily maximum UV index in January is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in January - Oviston, South Africa
Average temperature in January
Oviston, South Africa
  • Average high temperature in January: 28.8°C

The warmest month (with the highest average high temperature) is January (28.8°C).
The month with the lowest average high temperature is June (14.2°C).

  • Average low temperature in January: 16.3°C

The month with the highest average low temperature is January (16.3°C).
The coldest month (with the lowest average low temperature) is July (2.8°C).

Average pressure in January - Oviston, South Africa
Average pressure in January
Oviston, South Africa
  • Average pressure in January: 1012.9mbar

The month with the highest atmospheric pressure is July (1024.8mbar).
The months with the lowest atmospheric pressure are January and December (1012.9mbar).

Average wind speed in January - Oviston, South Africa
Average wind speed in January
Oviston, South Africa
  • Average wind speed in January: 13.1km/h

The windiest month (with the highest average wind speed) is November (15.8km/h).
The calmest month (with the lowest average wind speed) is May (10.3km/h).

Average humidity in January - Oviston, South Africa
Average humidity in January
Oviston, South Africa
  • Average humidity in January: 50%

The month with the highest relative humidity is June (55%).
The month with the lowest relative humidity is September (35%).

Average rainfall in January - Oviston, South Africa
Average rainfall in January
Oviston, South Africa
  • Average rainfall in January: 36mm

The wettest month (with the highest rainfall) is December (43mm).
The driest month (with the least rainfall) is August (7mm).

Average rainfall days in January - Oviston, South Africa
Average rainfall days in January
Oviston, South Africa
  • Average rainfall days in January: 9.4 days

The month with the highest number of rainy days is December (10 days).
The month with the least rainy days is August (4.1 days).

Average snowfall in January - Oviston, South Africa
Average snowfall in January
Oviston, South Africa
  • Average snowfall in January: 0mm

The month with the highest snowfall is June (3mm).
The months with the least snowfall are January, February, March, April, May, August, September, October, November and December (0mm).

Average snowfall days in January - Oviston, South Africa
Average snowfall days in January
Oviston, South Africa
  • Average snowfall days in January: 0 days

The month with the highest number of snowfall days is June (0.6 days).
The months with the least snowfall days are January, February, March, April, May, September, October, November and December (0 days).

Average daylight in January / Average sunshine in January - Oviston, South Africa
Average daylight in January /
Average sunshine in January
Oviston, South Africa
  • Average daylight in January: 13h and 5min

The month with the longest days is December (Average daylight: 14h and 6min).
The month with the shortest days is June (Average daylight: 10h and 12min).

  • Average sunshine in January: 11h and 5min

The months with the most sunshine are January, October, November and December (Average sunshine: 11h and 54min).
The month with the least sunshine is August (Average sunshine: 7h and 18min).

Average sunshine days in January - Oviston, South Africa
Average sunshine days in January
Oviston, South Africa
  • Average sunshine days in January: 19.3 days

The month with the most sunshine days is July (25.9 days).
The month with the least sunshine days is February (17.2 days).

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

The months with the highest UV index are January, February, November and December (UV index 6).
The months with the lowest UV index are May, June and July (UV index 3).

Average cloud cover in January - Oviston, South Africa
Average cloud cover in January
Oviston, South Africa
  • Average cloud cover in January: 15

The month with the most cloud cover is April (Cloud cover 17).
The month with the least cloud cover is August (Cloud cover 9).

Average visibility in January - Oviston, South Africa
Average visibility in January
Oviston, 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).

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