January weather forecast
Bombaim, São Tomé and Príncipe

The start of the year in Bombaim, São Tomé and Príncipe brings some of the highest temperatures, with highs reaching 28°C (82.4°F) and lows dipping to 27°C (80.6°F). The pleasant warmth masks the high humidity that blankets the city. Despite the relative heat, the city experiences abundant rainfall, making outdoor activities challenging. Strong, constant winds sweep across the region, mixing the humid and warm air. The long days subtly transition into the year's steadily improving climate.

Temperature

As January takes hold in Bombaim, the average high-temperature is a still moderately hot 28°C (82.4°F), nearly mirroring that of the previous month. In Bombaim, the month of January records an average minimum temperature of 27°C (80.6°F), a slight dip from the daily highs.

Heat index

In January, the average heat index is calculated to be a tropical 32°C (89.6°F). Persistent activity under exposure might lead to a feeling of weariness, with subsequent heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.

Humidity

The average relative humidity in January is 77%.

Rainfall

In Bombaim, in January, it is raining for 27.1 days, with typically 130mm (5.12") of accumulated precipitation. Throughout the year, in Bombaim, there are 241.7 rainfall days, and 1287mm (50.67") of precipitation is accumulated.

Daylight

In Bombaim, the average length of the day in January is 12h and 7min.
On the first day of the month, sunrise is at 05:33 and sunset at 17:40. On the last day of January, in Bombaim, sunrise is at 05:43 and sunset at 17:50 GMT.

Sunshine

In Bombaim, the average sunshine in January is 8.3h.

UV index

January through May, October through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In January, the UV index of 7 transforms into the following advice:
Shield from overexposure. Defense against sun-related harm is required. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.