January weather forecast
Hambantota, Sri Lanka

With a comparatively low amount of cloud cover, January in Hambantota, Sri Lanka sees a slight increase in daytime visibility. January experiences less humidity compared to the forthcoming months, with a gradual increase in daily temperature ranges. A key characteristic of January is a dominance of fair weather patterns due to the reduced rainfall. Rainfall is at a somewhat moderate level of 44mm (1.73"), marking January as a drier period. Classified as a relatively sunny month, it sets a consistent weather trend for the year ahead.

Temperature

January's onset sees an average high-temperature of a still moderately hot 29.2°C (84.6°F), exhibiting a slight fluctuation from the previous month. During January, Hambantota observes a consistent average nighttime temperature of 23.9°C (75°F).

Heat index

The heat index in January is calculated to be a tropical 34°C (93.2°F). Greater preventive actions are needed, heat exhaustion and heat cramps are likely. Persistent activity could provoke heatstroke.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Young children typically face greater hazards than adults because they do not sweat as much. Their larger skin surface in comparison to their little bodies and the high heat production from their active nature compounds their vulnerability.

Humidity

In Hambantota, the average relative humidity in January is 76%.

Rainfall

In January, in Hambantota, the rain falls for 11.3 days. Throughout January, 44mm (1.73") of precipitation is accumulated. In Hambantota, Sri Lanka, during the entire year, the rain falls for 192.9 days and collects up to 942mm (37.09") of precipitation.

Daylight

In January, the average length of the day is 11h and 49min.
On the first day of January, sunrise is at 06:15 and sunset at 18:02. On the last day of the month, sunrise is at 06:23 and sunset at 18:14 +0530.

Sunshine

In January, the average sunshine in Hambantota is 9.2h.

UV index

January through September, November and 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 threat to health from exposure to the Sun's UV rays for the average person.
Note: A typical high UV index of 7 in January suggests the following recommendations:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.