January weather forecast
Siteki, Swaziland

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Weather in January

January in Siteki, Swaziland, transitions the city from a scorching summer into a slightly cooler season. Rainfall begins to decrease during this month, with humidity levels remaining somewhat high. Relatively warm temperatures persist, and periods of sunshine counterbalance the decreased daylight hours. Breezy winds bring a sense of refreshment, while cloudiness offers a picturesque scenery. Among the key specifics are the high temperature of 27.3°C (81.1°F) and 94mm (3.7") of rainfall.

Temperature

Siteki signifies an average high-temperature of a still moderately hot 27.3°C (81.1°F) in January, closely mirroring the 27.5°C (81.5°F) of December. During January, Siteki's temperature averages to a refreshing 17.4°C (63.3°F) at night.

Heat index

In January, the average heat index is computed to be a hot 31°C (87.8°F). Persistent activity under exposure might lead to a feeling of weariness, with subsequent heat cramps.
Always consider that heat index estimations are for light winds and places in the shade. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is the result of factoring in humidity to the air temperature, indicating perceived warmth. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young children typically face greater hazards than adults because they do not sweat as much. Their larger skin surface in comparison to their little bodies and the high heat production from their active nature compounds their vulnerability.

Humidity

January and February, with an average relative humidity of 82%, are the most humid months.

Rainfall

In Siteki, Swaziland, in January, during 21.3 rainfall days, 94mm (3.7") of precipitation is typically accumulated. Throughout the year, there are 156.8 rainfall days, and 549mm (21.61") of precipitation is accumulated.

Daylight

In January, the average length of the day in Siteki is 13h and 35min.
On the first day of January in Siteki, sunrise is at 05:02 and sunset at 18:48. On the last day of the month, sunrise is at 05:25 and sunset at 18:45 SAST.

Sunshine

In Siteki, the average sunshine in January is 8.2h.

UV index

The months with the highest UV index are January through March, November and December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 6 during January translates into the following directions:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
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Frequently asked questions

What are January temperatures in Siteki?

The high-temperature in Siteki, Swaziland, during January is 27.3°C (81.1°F) and the low-temperature is 17.4°C (63.3°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 computed to be 31°C (87.8°F).

What is the most humid month in Siteki?

The months with the highest humidity in Siteki are January and February, with an average relative humidity of 82%.

What is the average humidity in January in Siteki?

In Siteki, the average relative humidity in January is 82%.

How much does it rain in Siteki in January?

In January, the rain falls for 21.3 days. Throughout January, 94mm (3.7") of precipitation is accumulated.

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

In Siteki, Swaziland, the average day length in January is 13h and 35min.

When is the sunrise / sunset in January in Siteki?

On the first day of January in Siteki, Swaziland, sunrise is at 05:02 and sunset at 18:48. On the last day of the month, sunrise is at 05:25 and sunset at 18:45 SAST.

How long on average sun shines in January in Siteki?

In Siteki, the average sunshine duration in January is 8.2h.

What is the month with the highest UV index in Siteki?

The months with the highest UV index in Siteki are January through March, November and December, with an average maximum UV index of 6.

What is the UV index reading in January in Siteki?

In Siteki, 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 exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Siteki, Swaziland

Average temperature in January - Siteki, Swaziland
  • Average high temperature in January: 27.3°C

The warmest month (with the highest average high temperature) is December (27.5°C).
The month with the lowest average high temperature is July (21.4°C).

  • Average low temperature in January: 17.4°C

The month with the highest average low temperature is December (17.5°C).
The coldest month (with the lowest average low temperature) is July (9.3°C).

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Average pressure in January
Siteki, Swaziland

Average pressure in January - Siteki, Swaziland
  • Average pressure in January: 1014mbar

The month with the highest atmospheric pressure is July (1024.1mbar).
The month with the lowest atmospheric pressure is January (1014mbar).

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Average wind speed in January
Siteki, Swaziland

Average wind speed in January - Siteki, Swaziland
  • Average wind speed in January: 6.9km/h

The windiest month (with the highest average wind speed) is September (8.2km/h).
The calmest month (with the lowest average wind speed) is March (6.1km/h).

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Average humidity in January
Siteki, Swaziland

Average humidity in January - Siteki, Swaziland
  • Average humidity in January: 82%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is August (57%).

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Average rainfall in January
Siteki, Swaziland

Average rainfall in January - Siteki, Swaziland
  • Average rainfall in January: 94mm

The wettest month (with the highest rainfall) is December (110mm).
The driest month (with the least rainfall) is July (4mm).

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Average rainfall days in January
Siteki, Swaziland

Average rainfall days in January - Siteki, Swaziland
  • Average rainfall days in January: 21.3 days

The month with the highest number of rainy days is December (22.7 days).
The month with the least rainy days is June (3.6 days).

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Average daylight in January /
Average sunshine in January
Siteki, Swaziland

Average daylight in January / Average sunshine in January - Siteki, Swaziland
  • Average daylight in January: 13h and 4min

The month with the longest days is December (Average daylight: 13h and 48min).
The month with the shortest days is June (Average daylight: 10h and 30min).

  • Average sunshine in January: 8h and 1min

The month with the most sunshine is November (Average sunshine: 9h and 0min).
The month with the least sunshine is April (Average sunshine: 6h and 24min).

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Average sunshine days in January
Siteki, Swaziland

Average sunshine days in January - Siteki, Swaziland
  • Average sunshine days in January: 6.7 days

The month with the most sunshine days is June (25.4 days).
The month with the least sunshine days is December (5.3 days).

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Average UV index in January
Siteki, Swaziland

Average UV index in January - Siteki, Swaziland
  • Average UV index in January: 6

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

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Average cloud cover in January
Siteki, Swaziland

Average cloud cover in January - Siteki, Swaziland
  • Average cloud cover in January: 58

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is June (Cloud cover 14).

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Average visibility in January
Siteki, Swaziland

Average visibility in January - Siteki, Swaziland
  • Average visibility in January: 7km

The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February and March (7km).

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Siteki, Swaziland

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