March weather forecast
Watadeniya, Sri Lanka

The first month of the spring, March, is a hot month in Watadeniya, Sri Lanka, with an average temperature ranging between max 31.5°C (88.7°F) and min 19.2°C (66.6°F).

Temperature

In Watadeniya, the month of March registers the highest temperatures, averaging 31.5°C (88.7°F) at the peak and 19.2°C (66.6°F) at the lowest.

Heat index

During March, the heat index is evaluated at an extremely hot 40°C (104°F). Heightened precautions are necessary, heat cramps and heat exhaustion are potential risks. Continuous activity could lead to heatstroke.
Know that the heat index computations account for shaded terrains and slight winds. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is the result of factoring in humidity to the air temperature, indicating perceived warmth. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
The natural cooling mechanism in humans involves perspiration, where the evaporation of sweat balances out excessive warmth. When relative humidity is on the rise, it curtails evaporation, thereby reducing the heat elimination from the body and causing the feeling of being excessively hot. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.

Humidity

March is the least humid month in Watadeniya, with an average relative humidity of 74%.

Rainfall

In Watadeniya, in March, during 18.9 rainfall days, 72mm (2.83") of precipitation is typically accumulated. In Watadeniya, Sri Lanka, during the entire year, the rain falls for 278.4 days and collects up to 1466mm (57.72") of precipitation.

Daylight

In March, the average length of the day in Watadeniya is 12h and 5min.
On the first day of the month, sunrise is at 06:20 and sunset at 18:19. On the last day of March, sunrise is at 06:06 and sunset at 18:17 +0530.

Sunshine

In Watadeniya, the average sunshine in March is 8.9h.

UV index

The months with the highest UV index in Watadeniya are January through September, November and December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 6 in March translates into these instructions:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.