March weather forecast
Rajagiriya, Sri Lanka

The first month of the spring, March, is still a hot month in Rajagiriya, Sri Lanka, with temperature in the range of an average low of 24.3°C (75.7°F) and an average high of 31.8°C (89.2°F).

Temperature

Rajagiriya sees its peak of temperatures during March and April, with an average high-temperature of 31.8°C (89.2°F).

Heat index

March's heat index is estimated at a blistering 42°C (107.6°F). Extra precautions are necessary, heat cramps and heat exhaustion are plausible outcomes. Extended activity could lead to heatstroke.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'feels like' or 'real feel', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.
To offset high temperatures, the human body releases sweat which, upon evaporation, cools it down. Elevated relative humidity disrupts typical body cooling by reducing the evaporation rate, consequently decreasing the body's cooling rate and enhancing the feeling of heat. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.

Humidity

In Rajagiriya, Sri Lanka, the average relative humidity in March is 76%.

Rainfall

In Rajagiriya, during March, the rain falls for 19.8 days and regularly aggregates up to 66mm (2.6") of precipitation. Throughout the year, in Rajagiriya, there are 289.4 rainfall days, and 2262mm (89.06") of precipitation is accumulated.

Daylight

In March, the average length of the day is 12h and 5min.
On the first day of March, sunrise is at 06:22 and sunset at 18:22. On the last day of the month, sunrise is at 06:08 and sunset at 18:20 +0530.

Sunshine

The average sunshine in March in Rajagiriya, Sri Lanka, is 9h.

UV index

The months with the highest UV index are January through April, July, September, November and December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 7 during March translates into the following guidance:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. 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. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.