January weather forecast
Malang, Indonesia

Beginning the year, January shows the trends of a tropical climate typical for Malang. With high humidity and relatively heavy rainfall, the region experiences a notable sum of 139mm (5.47") of rain, a damper ambiance compared to the coming evolution of the year. Despite precipitation, there is an abundance of sunlit hours. Whit the city's geographical location resulting in steady hours of daylight, outdoor activities remain feasible. Even in this season of wetness, the warmth and light remain to comfort.

Temperature

January tends to be the coldest month in Malang, with temperatures averaging a daily high of 29.6°C (85.3°F) and a low of 23°C (73.4°F).

Heat index

The heat index in January is evaluated at a sweltering 38°C (100.4°F). Greater preventive actions are needed, heat exhaustion and heat cramps are likely. Persistent activity could provoke heatstroke.
In reference to the heat index, it's for places in shade and with a slight wind. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', embodies the combination of air temperature and moisture content to illustrate perceived heat. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. 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 essentially critical for children. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.
The body's natural response to excessive warmth is perspiration, as it allows for cooling through sweat evaporation. In circumstances of high air temperature and humidity (high heat index), the body's perspiration is restricted, heightening the feeling of warmth. When heat uptake goes beyond the body's cooling mechanisms, there's a surge in body temperature, posing health risks.

Humidity

In January, the average relative humidity in Malang is 84%.

Rainfall

In Malang, Indonesia, in January, it is raining for 25.7 days, with typically 139mm (5.47") of accumulated precipitation. Throughout the year, there are 223 rainfall days, and 1083mm (42.64") of precipitation is accumulated.

Daylight

The average length of the day in January in Malang is 12h and 32min.
On the first day of the month, sunrise is at 05:15 and sunset at 17:50. On the last day of January, sunrise is at 05:29 and sunset at 17:56 WIB.

Sunshine

The month with the least sunshine is January, with an average of 6.7h of sunshine.

UV index

January through March and May, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In January, the UV index of 6 transforms into the following advice:
Resist extreme sun exposure. Guarding against solar damage is essential. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.