March weather forecast
Dedigamuwa, Sri Lanka

March

Weather in March

The first month of the spring, March, is still a tropical month in Dedigamuwa, Sri Lanka, with an average temperature fluctuating between 24.3°C (75.7°F) and 31.8°C (89.2°F).

Temperature

March and April are identified as the warmest months, with an average high-temperature of 31.8°C (89.2°F).

Heat index

The heat index in March is evaluated at an extremely hot 42°C (107.6°F). More protective measures are required - heat exhaustion and heat cramps are likely. Heatstroke may follow lengthy activity.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', combines both the air temperature and the humidity level to give a perceived human temperature. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.
The body's self-cooling mechanism is rooted in perspiration, where evaporating sweat cools down excessive warmth. Under conditions of high relative humidity, the rate of evaporation decreases. This results in the body retaining more heat than under conditions of dry air. When body heat isn't effectively managed, risks of dehydration and overheating amplify.

Humidity

In Dedigamuwa, the average relative humidity in March is 76%.

Rainfall

In Dedigamuwa, in March, during 19.8 rainfall days, 66mm (2.6") of precipitation is typically accumulated. In Dedigamuwa, during the entire year, the rain falls for 289.4 days and collects up to 2262mm (89.06") of precipitation.

Daylight

In March, the average length of the day is 12h and 5min.
On the first day of March in Dedigamuwa, 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 18:19 +0530.

Sunshine

In Dedigamuwa, the average sunshine in March is 9h.

UV index

January through April, July, September, November and December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: A maximum UV index of 7 in March translates into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.

Frequently asked questions

What is the hottest time of year in Dedigamuwa?
March and April are the warmest months in Dedigamuwa, Sri Lanka, with an average high-temperature of 31.8°C (89.2°F).
How hot is March in Dedigamuwa?
During March, Dedigamuwa experiences an average high-temperature of 31.8°C (89.2°F) and a low-temperature of 24.3°C (75.7°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in March is evaluated at 42°C (107.6°F).
What is the average humidity in March in Dedigamuwa?
In Dedigamuwa, the average relative humidity in March is 76%.
How many days does it rain in March in Dedigamuwa?
In Dedigamuwa, in March, during 19.8 rainfall days, 66mm (2.6") of precipitation is typically accumulated.
What is the average length of the day in March in Dedigamuwa?
In March, the average day length in Dedigamuwa is 12h and 5min.
What time are sunrise and sunset in March in Dedigamuwa?
On the first day of March in Dedigamuwa, Sri Lanka, 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 18:19 +0530.
How many hours of sunshine does Dedigamuwa have in March?
In Dedigamuwa, Sri Lanka, the average sunshine duration in March is 9h.
When is the highest UV index in Dedigamuwa?
January through April, July, September, November and December, with an average maximum UV index of 7, are months with the highest UV index in Dedigamuwa, Sri Lanka.
How high is the UV index in March in Dedigamuwa?
In March, the average daily maximum UV index in Dedigamuwa, Sri Lanka, is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in March - Dedigamuwa, Sri Lanka
Average temperature in March
Dedigamuwa, Sri Lanka
  • Average high temperature in March: 31.8°C

The warmest months (with the highest average high temperature) are March and April (31.8°C).
The months with the lowest average high temperature are July and August (28.9°C).

  • Average low temperature in March: 24.3°C

The month with the highest average low temperature is May (26.3°C).
The coldest month (with the lowest average low temperature) is January (23.1°C).

Average pressure in March - Dedigamuwa, Sri Lanka
Average pressure in March
Dedigamuwa, Sri Lanka
  • Average pressure in March: 1010.7mbar

The month with the highest atmospheric pressure is January (1011.6mbar).
The month with the lowest atmospheric pressure is May (1008.6mbar).

Average wind speed in March - Dedigamuwa, Sri Lanka
Average wind speed in March
Dedigamuwa, Sri Lanka
  • Average wind speed in March: 8km/h

The windiest month (with the highest average wind speed) is June (15.1km/h).
The calmest month (with the lowest average wind speed) is March (8km/h).

Average humidity in March - Dedigamuwa, Sri Lanka
Average humidity in March
Dedigamuwa, Sri Lanka
  • Average humidity in March: 76%

The months with the highest relative humidity are June, July and August (83%).
The months with the lowest relative humidity are January and February (74%).

Average rainfall in March - Dedigamuwa, Sri Lanka
Average rainfall in March
Dedigamuwa, Sri Lanka
  • Average rainfall in March: 66mm

The wettest month (with the highest rainfall) is June (341mm).
The driest month (with the least rainfall) is January (40mm).

Average rainfall days in March - Dedigamuwa, Sri Lanka
Average rainfall days in March
Dedigamuwa, Sri Lanka
  • Average rainfall days in March: 19.8 days

The month with the highest number of rainy days is August (30.2 days).
The month with the least rainy days is January (11.6 days).

Average daylight in March / Average sunshine in March - Dedigamuwa, Sri Lanka
Average daylight in March /
Average sunshine in March
Dedigamuwa, Sri Lanka
  • Average daylight in March: 12h and 1min

The month with the longest days is June (Average daylight: 12h and 30min).
The month with the shortest days is December (Average daylight: 11h and 42min).

  • Average sunshine in March: 9h and 0min

The month with the most sunshine is January (Average sunshine: 9h and 6min).
The month with the least sunshine is November (Average sunshine: 6h and 42min).

Average sunshine days in March - Dedigamuwa, Sri Lanka
Average sunshine days in March
Dedigamuwa, Sri Lanka
  • Average sunshine days in March: 8.2 days

The month with the most sunshine days is January (17.2 days).
The months with the least sunshine days are June and August (0.3 days).

Average UV index in March - Dedigamuwa, Sri Lanka
Average UV index in March
Dedigamuwa, Sri Lanka
  • Average UV index in March: 7

The months with the highest UV index are January, February, March, April, July, September, November and December (UV index 7).
The months with the lowest UV index are May, June, August and October (UV index 6).

Average cloud cover in March - Dedigamuwa, Sri Lanka
Average cloud cover in March
Dedigamuwa, Sri Lanka
  • Average cloud cover in March: 30

The month with the most cloud cover is June (Cloud cover 57).
The month with the least cloud cover is January (Cloud cover 24).

Average visibility in March - Dedigamuwa, Sri Lanka
Average visibility in March
Dedigamuwa, Sri Lanka
  • Average visibility in March: 10km

The months with the highest visibility are January, February, March, April and December (10km).
The months with the lowest visibility are May, June, July, August, September, October and November (9km).

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