January weather forecast
Arusha, Tanzania

Beginning the year in Arusha, Tanzania finds climatic conditions typically tropical, typical of an equatorial region. Temperatures begin a slight downward trend from a high of 29°C (84.2°F) to 10°C (50°F), making for a comfortable range. Despite the tropical reputation, rainfall peaks this month reaching 58mm (2.28") within the span of 11 days. The 12 hours of daylight is akin to most of this region. With an average UV index of 12, it is recommended to use ample sunblock for skin protection.

Temperature

January and February are the warmest months, with an average high-temperature of 29°C (84.2°F).

Rainfall

In Arusha, during January, the rain falls for 11 days and regularly aggregates up to 58mm (2.28") of precipitation. Throughout the year, in Arusha, there are 113 rainfall days, and 1237mm (48.7") of precipitation is accumulated.

Daylight

In Arusha, the average length of the day in January is 12h and 17min.
On the first day of the month, sunrise is at 06:27 and sunset at 18:46. On the last day of January, in Arusha, sunrise is at 06:38 and sunset at 18:54 EAT.

Sunshine

In January, the average sunshine is 8h.

UV index

The months with the highest UV index in Arusha are January through May, August through December, with an average maximum UV index of 12. A UV Index reading of 11, and higher, represents an ultimate health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 12 during January translates into the following guidance:
Undertake all key precautions, as unprotected skin and eyes may get burns in no time. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. During bright days, sunglasses that offer UVA and UVB defense are recommended. Reduce the risk of sunburn by avoiding prolonged exposure and using sunscreen of at least 30 SPF.