January weather forecast
Siteki, Swaziland

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

January begins with an average high-temperature of a still warm 27.3°C (81.1°F), reflecting close similarity to the preceding month. An average low-temperature of 17.4°C (63.3°F) is common during the nights of January.

Heat index

For most parts of January, the heat index is estimated at a hot 31°C (87.8°F). Fatigue might occur with continuous exposure and activity, potentially causing heat cramps.
Heat index determinations are made taking into account the shade and light air movements. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', reflects the blend of air temperature and relative humidity to give a temperature impression. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.

Humidity

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

Rainfall

In January, the rain falls for 21.3 days. Throughout January, 94mm (3.7") of precipitation is 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 is 13h and 35min.
On the first day of January, 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

January through March, November and December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 6 in January translates into these instructions:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.