Negombo
Sri Lanka
Long-term weather forecast
Long-term weather forecast

March weather forecast and climate
Negombo, Sri Lanka

The first month of the spring, March, is still a hot month in Negombo, Sri Lanka, with average temperature fluctuating between 31°C (87.8°F) and 23°C (73.4°F).

Temperature

The warmest months are February through May, with an average high-temperature of 31°C (87.8°F).

Rainfall

In Negombo, Sri Lanka, during 8 rainfall days, 147mm (5.8") of precipitation is typically accumulated. Throughout the year, there are 125 rainfall days, and 2345mm (92.3") of precipitation is accumulated.

Sea temperature

In March, the average sea temperature is 29°C (84.2°F).
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

In March, the average length of the day in Negombo is 12.1h.

Sunshine

March has the most sunshine of the year in Negombo, with an average of 9h of sunshine.

UV index

February through October, with an average maximum UV index of 12, are months with the highest UV index. A UV Index estimate of 11, and higher, represents an ultimate health vulnerability from unsafe exposure to the UV radiation for ordinary individuals.
Note: The average daily UV index of 12 transform into the following instructions:
Take all required precautions, as unprotected skin and eyes can burn in minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. 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. A broad-spectrum sunscreen of SPF 30+ should be liberally applied and re-applied every two hours, and immediately after an outdoor workout or a swim. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What are the warmest months in Negombo?

Warmest months in Negombo are February through May, with an average high-temperature of 31°C (87.8°F).

What is the temperature in March in Negombo?

In Negombo, Sri Lanka, in March, the average high-temperature is 31°C (87.8°F), and the average low-temperature is 23°C (73.4°F).

How many days does it rain in March in Negombo?

In Negombo, Sri Lanka, during March, the rain falls for 8 days and regularly aggregates up to 147mm (5.8") of precipitation.

How warm is the water in March in Negombo?

In March, the average sea temperature in Negombo is 29°C (84.2°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

What is the average length of the day in March in Negombo?

In Negombo, the average length of the day in March is 12.1h.

What month has the most sunshine in Negombo?

March has the most sunshine of the year, with an average of 9h of sunshine.

How long on average sun shines in March in Negombo?

In March, the average sunshine in Negombo, Sri Lanka, is 9h.

What are the months with the highest UV index in Negombo?

February through October, with an average maximum UV index of 12, are months with the highest UV index in Negombo, Sri Lanka.

What is the UV index intensity in March in Negombo?

The average daily maximum UV index in March in Negombo is 12. A UV Index of 11, and more, symbolizes an ultimate hazard to health from unprotected exposure to the UV radiation.
Average temperature in March - Negombo, Sri Lanka
  • Average high temperature in March: 31°C

Warmest months (with the highest average high temperature) are February, March, April and May (31°C).
Months with the lowest average high temperature are June, July, August, September, October, November and December (29°C).

  • Average low temperature in March: 23°C

The month with the highest average low temperature is May (26°C).
Coldest months (with the lowest average low temperature) are January, February and December (22°C).

Average rainfall in March - Negombo, Sri Lanka
  • Average rainfall in March: 147mm

The wettest month (with the highest rainfall) is May (371mm).
The driest month (with the lowest rainfall) is February (69mm).

Average rainfall days in March - Negombo, Sri Lanka
  • Average rainfall days in March: 8 days

Months with the highest number of rainy days are October and November (15 days).
Months with the lowest number of rainy days are January and February (4 days).

Average sea temperature in March - Negombo, Sri Lanka
  • Average sea temperature in March: 29°C

The best month for swimming (with the highest average sea temperature) is April (29.7°C).
The coldest month (with the lowest average sea temperature) is August (27°C).

Average daylight in March / Average sunshine in March - Negombo, Sri Lanka
  • Average daylight in March: 12.1h

Months with the longest days are May, June and July (Average daylight: 12.5h).
The month with shortest days is December (Average daylight: 11.7h).

  • Average sunshine in March: 9h

The month with most sunshine is March (Average sunshine: 9h).
Months with least sunshine are June, July, August, September and October (Average sunshine: 6).

Average UV index in March - Negombo, Sri Lanka
  • Average UV index in March: 12

Months with the highest UV index are February, March, April, May, June, July, August, September and October (UV index 12).
Months with the lowest UV index are January, November and December (UV index 11).