January weather forecast
Milnerton, South Africa

January

Weather in January

January, like December, in Milnerton, South Africa, is another warm summer month, with an average temperature fluctuating between 17.7°C (63.9°F) and 25.8°C (78.4°F).

Temperature

Transitioning into January, Milnerton records an average high-temperature of a still moderately hot 25.8°C (78.4°F), almost identical to December's 24.3°C (75.7°F). Milnerton experiences a nighttime temperature average of 17.7°C (63.9°F) during January.

Humidity

In Milnerton, the average relative humidity in January is 69%.

Rainfall

In Milnerton, during January, the rain falls for 6.7 days and regularly aggregates up to 9mm (0.35") of precipitation. In Milnerton, during the entire year, the rain falls for 111 days and collects up to 435mm (17.13") of precipitation.

Daylight

In Milnerton, the average length of the day in January is 14h and 7min.
On the first day of the month, sunrise is at 05:38 and sunset at 20:00. On the last day of January, sunrise is at 06:06 and sunset at 19:52 SAST.

Sunshine

In Milnerton, the average sunshine in January is 11h.

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 health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index, 6 during January, leads to the following recommendations:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Experience reduced UV exposure by about half when donning a wide-brim hat.

Frequently asked questions

What is the usual temperature for Milnerton in January?
In Milnerton, in January, the average high-temperature is 25.8°C (78.4°F), and the average low-temperature is 17.7°C (63.9°F).
What is the average humidity in January in Milnerton?
In January, the average relative humidity in Milnerton is 69%.
How many days does it rain in January in Milnerton?
In Milnerton, South Africa, during January, the rain falls for 6.7 days and regularly aggregates up to 9mm (0.35") of precipitation.
What is the average length of the day in January in Milnerton?
The average day length in January in Milnerton, South Africa, is 14h and 7min.
What time are sunrise and sunset in January in Milnerton?
In January, on the first day of the month, sunrise is at 05:38 and sunset at 20:00. On the last day of the month, in Milnerton, sunrise is at 06:06 and sunset at 19:52 SAST.
How long on average sun shines in January in Milnerton?
The average sunshine duration in January in Milnerton, South Africa, is 11h.
What are the months with the highest UV index in Milnerton?
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 intensity in January in Milnerton?
The average daily maximum UV index in January in Milnerton is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in January - Milnerton, South Africa
Average temperature in January
Milnerton, South Africa
  • Average high temperature in January: 25.8°C

The warmest month (with the highest average high temperature) is February (26.1°C).
The month with the lowest average high temperature is August (16.6°C).

  • Average low temperature in January: 17.7°C

The month with the highest average low temperature is January (17.7°C).
The coldest months (with the lowest average low temperature) are July and August (10.2°C).

Average pressure in January - Milnerton, South Africa
Average pressure in January
Milnerton, South Africa
  • Average pressure in January: 1013.6mbar

The month with the highest atmospheric pressure is July (1022mbar).
The month with the lowest atmospheric pressure is February (1013.4mbar).

Average wind speed in January - Milnerton, South Africa
Average wind speed in January
Milnerton, South Africa
  • Average wind speed in January: 17.6km/h

The windiest month (with the highest average wind speed) is January (17.6km/h).
The calmest month (with the lowest average wind speed) is May (13.4km/h).

Average humidity in January - Milnerton, South Africa
Average humidity in January
Milnerton, South Africa
  • Average humidity in January: 69%

The months with the highest relative humidity are June, August and September (74%).
The months with the lowest relative humidity are February, April and December (68%).

Average rainfall in January - Milnerton, South Africa
Average rainfall in January
Milnerton, South Africa
  • Average rainfall in January: 9mm

The wettest month (with the highest rainfall) is June (98mm).
The driest month (with the least rainfall) is February (7mm).

Average rainfall days in January - Milnerton, South Africa
Average rainfall days in January
Milnerton, South Africa
  • Average rainfall days in January: 6.7 days

The month with the highest number of rainy days is June (13.8 days).
The month with the least rainy days is February (4.9 days).

Average daylight in January / Average sunshine in January - Milnerton, South Africa
Average daylight in January /
Average sunshine in January
Milnerton, 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: 11h and 0min

The month with the most sunshine is December (Average sunshine: 11h and 6min).
The month with the least sunshine is June (Average sunshine: 6h and 0min).

Average sunshine days in January - Milnerton, South Africa
Average sunshine days in January
Milnerton, South Africa
  • Average sunshine days in January: 23.1 days

The month with the most sunshine days is January (23.1 days).
The month with the least sunshine days is June (14.6 days).

Average UV index in January - Milnerton, South Africa
Average UV index in January
Milnerton, 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 May, June, July, August and September (UV index 4).

Average cloud cover in January - Milnerton, South Africa
Average cloud cover in January
Milnerton, South Africa
  • Average cloud cover in January: 17

The month with the most cloud cover is June (Cloud cover 34).
The month with the least cloud cover is February (Cloud cover 15).

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