January weather forecast
Gelvandale, South Africa

January

Weather in January

January, the same as December, is another warm summer month in Gelvandale, South Africa, with an average temperature fluctuating between 25.2°C (77.4°F) and 19.3°C (66.7°F).

Temperature

The transition into January notes an average high-temperature of a still warm 25.2°C (77.4°F), revealing a mild distinction from the 23.5°C (74.3°F) in December. Gelvandale's nights in January experience an average temperature drop to an enjoyable 19.3°C (66.7°F).

Humidity

January, February and December, with an average relative humidity of 76%, are the most humid months.

Rainfall

In Gelvandale, in January, it is raining for 14.9 days, with typically 28mm (1.1") of accumulated precipitation. In Gelvandale, during the entire year, the rain falls for 138.6 days and collects up to 314mm (12.36") of precipitation.

Daylight

In Gelvandale, the average length of the day in January is 14h and 7min.
On the first day of January, sunrise is at 05:09 and sunset at 19:32. On the last day of the month, sunrise is at 05:37 and sunset at 19:24 SAST.

Sunshine

In Gelvandale, the average sunshine in January is 9.6h.

UV index

The months with the highest UV index are January, February and December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The daily high UV index of 6 during January translates into the following recommendations:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. 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 optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.

Frequently asked questions

What is the average January temperature?
The average high-temperature, in January, in Gelvandale, is 25.2°C (77.4°F), while the average low-temperature is 19.3°C (66.7°F).
What is the most humid month?
The months with the highest humidity are January, February and December, with an average relative humidity of 76%.
What is the average humidity in January?
In Gelvandale, South Africa, the average relative humidity in January is 76%.
How many days does it rain in January?
In Gelvandale, in January, it is raining for 14.9 days, with typically 28mm (1.1") of accumulated precipitation.
How many hours of daylight does Gelvandale have in January?
In Gelvandale, the average day length in January is 14h and 7min.
What time are sunrise and sunset in January?
On the first day of January, sunrise is at 05:09 and sunset at 19:32. On the last day of the month, sunrise is at 05:37 and sunset at 19:24 SAST.
How long on average sun shines in January?
The average sunshine duration in January is 9.6h.
What are the months with the highest UV index?
The months with the highest UV index are January, February and December, with an average maximum UV index of 6.
What is the UV index reading in January?
The average daily maximum UV index in January is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.
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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in January - Gelvandale, South Africa
Average temperature in January
Gelvandale, South Africa
  • Average high temperature in January: 25.2°C

The warmest month (with the highest average high temperature) is February (25.3°C).
The month with the lowest average high temperature is July (19.7°C).

  • Average low temperature in January: 19.3°C

The month with the highest average low temperature is February (19.5°C).
The coldest months (with the lowest average low temperature) are July and August (13.3°C).

Average pressure in January - Gelvandale, South Africa
Average pressure in January
Gelvandale, South Africa
  • Average pressure in January: 1013.5mbar

The month with the highest atmospheric pressure is July (1021.9mbar).
The month with the lowest atmospheric pressure is January (1013.5mbar).

Average wind speed in January - Gelvandale, South Africa
Average wind speed in January
Gelvandale, South Africa
  • Average wind speed in January: 18.9km/h

The windiest month (with the highest average wind speed) is October (20.3km/h).
The calmest month (with the lowest average wind speed) is May (16.4km/h).

Average humidity in January - Gelvandale, South Africa
Average humidity in January
Gelvandale, South Africa
  • Average humidity in January: 76%

The months with the highest relative humidity are January, February and December (76%).
The month with the lowest relative humidity is June (62%).

Average rainfall in January - Gelvandale, South Africa
Average rainfall in January
Gelvandale, South Africa
  • Average rainfall in January: 28mm

The wettest month (with the highest rainfall) is March (33mm).
The driest month (with the least rainfall) is May (21mm).

Average rainfall days in January - Gelvandale, South Africa
Average rainfall days in January
Gelvandale, South Africa
  • Average rainfall days in January: 14.9 days

The month with the highest number of rainy days is December (15.8 days).
The month with the least rainy days is June (7.8 days).

Average daylight in January / Average sunshine in January - Gelvandale, South Africa
Average daylight in January /
Average sunshine in January
Gelvandale, South Africa
  • Average daylight in January: 14h and 1min

The month with the longest days is December (Average daylight: 14h and 24min).
The month with the shortest days is June (Average daylight: 9h and 54min).

  • Average sunshine in January: 9h and 4min

The month with the most sunshine is November (Average sunshine: 9h and 48min).
The month with the least sunshine is August (Average sunshine: 6h and 30min).

Average sunshine days in January - Gelvandale, South Africa
Average sunshine days in January
Gelvandale, South Africa
  • Average sunshine days in January: 10.3 days

The month with the most sunshine days is May (21.3 days).
The month with the least sunshine days is February (10 days).

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

The months with the highest UV index are January, February and December (UV index 6).
The months with the lowest UV index are March, April, May, June, July, August, September, October and November (UV index 5).

Average cloud cover in January - Gelvandale, South Africa
Average cloud cover in January
Gelvandale, South Africa
  • Average cloud cover in January: 37

The month with the most cloud cover is December (Cloud cover 39).
The month with the least cloud cover is June (Cloud cover 22).

Average visibility in January - Gelvandale, South Africa
Average visibility in January
Gelvandale, 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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