January weather forecast
Macnab, Swaziland

The month of January in Macnab, Swaziland, kick-starts the year with average temperatures ranging from 17.4°C (63.3°F) to 27.3°C (81.1°F). Notably, January is among the wettest months, experiencing 21.3 days of rainfall totaling 94mm (3.7"), contributing to the region's lush greenery. The daily average relative humidity is a notable 82%, typically leading to slightly foggy mornings and evenings. The availability of approximately 13.6 hours of daylight coupled with an average of 8.2 hours of sunshine provides ample daylight. Balance is seen in both pressure readings and wind speeds, with the former averaging around 1014mb and the latter evidencing a generally mild 6.9km/h (4.3mph).

Temperature

The advent of January denotes an average high-temperature of a still moderately hot 27.3°C (81.1°F), subtly different from December's 27.5°C (81.5°F). During the month of January, an average temperature of 17.4°C (63.3°F) is noted during the nights.

Heat index

January's average heat index is estimated at a tropical 31°C (87.8°F). With constant exposure and activity, a state of weariness might ensue, leading to potential heat cramps.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.

Humidity

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

Rainfall

In Macnab, 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 Macnab, Swaziland, the average length of the day in January is 13h and 35min.
On the first day of the month, sunrise is at 05:03 and sunset at 18:49. On the last day of January, sunrise is at 05:26 and sunset at 18:47 SAST.

Sunshine

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 unprotected exposure to Sun's UV rays for ordinary individuals.
Note: An average UV index of 6 in January transforms into this advice:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.