July weather forecast and climate
Unawatuna, Sri Lanka

July, like June, in Unawatuna, Sri Lanka, is a warm summer month, with average temperature ranging between min 24°C (75.2°F) and max 29°C (84.2°F).

Temperature

January, June through December, with an average high-temperature of 29°C (84.2°F), are the coldest months.

Rainfall

In July, the rain falls for 10 days. Throughout July, 202mm (8") of precipitation is accumulated. Throughout the year, in Unawatuna, Sri Lanka, there are 122 rainfall days, and 2503mm (98.5") of precipitation is accumulated.

Sea temperature

January, February, June through October and December, with an average sea temperature of 28°C (82.4°F), are months with the coldest seawater. 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.

Daylight

In July, the average length of the day is 12.4h.

Sunshine

May through November, with an average of 6h of sunshine, are months with the least sunshine.

UV index

Months with the highest UV index are January through October, with an average maximum UV index of 12. A UV Index of 11, and more, symbolizes an excessive health risk from the exposure to the Sun's UV radiation for the average person.
The daily maximum UV index of 12 interpret into the following advice:
Take all necessary precautions, as unprotected skin can burn in minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. 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 is the coldest month in Unawatuna?

The coldest months are January, June through December, with an average high-temperature of 29°C (84.2°F).

What is the temperature in July in Unawatuna?

In July, in Unawatuna, the average high-temperature is 29°C (84.2°F), and the average low-temperature is 24°C (75.2°F).

How much does it rain in Unawatuna in July?

In Unawatuna, during July, the rain falls for 10 days and regularly aggregates up to 202mm (8") of precipitation.

When is the sea coldest in Unawatuna?

Through, October and December, with an average sea temperature of 28°C (82.4°F). 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.

What is the sea water temperature in July in Unawatuna?

In July, the average sea temperature in Unawatuna, Sri Lanka, is 28°C (82.4°F). 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.

What is the average length of the day in July in Unawatuna?

In Unawatuna, the average length of the day in July is 12.4h.

What is the month with the least sunshine in Unawatuna?

Months with the least sunshine in Unawatuna, Sri Lanka, are May through November, with an average of 6h of sunshine.

How long on average sun shines in July in Unawatuna?

The average sunshine in July in Unawatuna is 6h.

When is the highest UV index in Unawatuna?

Months with the highest UV index in Unawatuna, Sri Lanka, are January through October, with an average maximum UV index of 12.

What is the UV index intensity in July in Unawatuna?

In July, the average daily maximum UV index in Unawatuna is 12. A UV Index reading of 11, and higher, represents an extreme health threat from the exposure to the Sun's UV radiation.
Average temperature in July - Unawatuna, Sri Lanka
  • Average high temperature in July: 29°C

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

  • Average low temperature in July: 24°C

The month with the highest average low temperature is May (25°C).
Coldest months (with the lowest average low temperature) are January, February, November and December (22°C).

Average rainfall in July - Unawatuna, Sri Lanka
  • Average rainfall in July: 202mm

The wettest month (with the highest rainfall) is October (340mm).
The driest month (with the lowest rainfall) is January (94mm).

Average rainfall days in July - Unawatuna, Sri Lanka
  • Average rainfall days in July: 10 days

Months with the highest number of rainy days are October and November (14 days).
Months with the lowest number of rainy days are January and February (5 days).

Average sea temperature in July - Unawatuna, Sri Lanka
  • Average sea temperature in July: 28°C

The best month for swimming (with the highest average sea temperature) is April (30°C).
Coldest months (with the lowest average sea temperature) are January, February, June, July, August, September, October and December (28°C).

Average daylight in July / Average sunshine in July - Unawatuna, Sri Lanka
  • Average daylight in July: 12.4h

The month with the longest days is June (Average daylight: 12.5h).
Months with shortest days are January and December (Average daylight: 11.8h).

  • Average sunshine in July: 6h

Months with most sunshine are February and March (Average sunshine: 8h).
Months with least sunshine are May, June, July, August, September, October and November (Average sunshine: 6).

Average UV index in July - Unawatuna, Sri Lanka
  • Average UV index in July: 12

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

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