July weather forecast and climate
Mirissa, Sri Lanka

A row of palm trees with boats under, along Tropical Beach in Mirissa, Sri Lanka, with a sneak view of water approaching the beautiful brown sandy shore
A row of palm trees with boats under, along Tropical Beach in Mirissa, Sri Lanka, with a sneak view of water approaching the beautiful brown sandy shore
July, like June, is another hot summer month in Mirissa, Sri Lanka, with temperature in the range of an average high of 30°C (86°F) and an average low of 24°C (75.2°F).

Temperature

In July, the average high-temperature is 30°C (86°F), and the average low-temperature is 24°C (75.2°F).

Rainfall

In July, the rain falls for 9 days. Throughout July, 173mm (6.8") of precipitation is accumulated. Throughout the year, in Mirissa, there are 116 rainfall days, and 2216mm (87.2") 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. 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

The average length of the day is 12.4h.

Sunshine

Months with the least sunshine in Mirissa are May through December, with an average of 6h of sunshine.

UV index

January through October, with an average maximum UV index of 12, are months with the highest UV index in Mirissa. A UV Index estimate of 11, and higher, represents an extreme threat to health from unprotected exposure to the Sun's UV rays for average individuals.
In July, the average maximum UV index of 12 translate into the following recommendations:
Practice all-important precautions. Light skin people may get burned in less than 5 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 is the temperature in July in Mirissa?

In July, the average high-temperature is 30°C (86°F), and the average low-temperature is 24°C (75.2°F).

How many days does it rain in July in Mirissa?

In July, the rain falls for 9 days. Throughout July, 173mm (6.8") of precipitation is accumulated.

What months are the sea coldest in Mirissa?

Through, October and December, with an average sea temperature of 28°C (82.4°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

What is the water temperature in July in Mirissa?

In Mirissa, Sri Lanka, in July, the average water temperature is 28°C (82.4°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 July in Mirissa?

The average length of the day in July in Mirissa, Sri Lanka, is 12.4h.

What is the month with the least sunshine in Mirissa?

May through December, with an average of 6h of sunshine, are months with the least sunshine in Mirissa, Sri Lanka.

How long on average sun shines in July in Mirissa?

In July, the average sunshine in Mirissa is 6h.

What is the month with the highest UV index in Mirissa?

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

How high is the UV index in July in Mirissa?

In July, the average daily maximum UV index is 12. A UV Index estimate of 11, and higher, represents an excessive health risk from the exposure to the Sun's UV rays.
Average temperature in July - Mirissa, Sri Lanka
  • Average high temperature in July: 30°C

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

  • Average low temperature in July: 24°C

Months with the highest average low temperature are May and June (25°C).
The coldest month (with the lowest average low temperature) is January (22°C).

Average rainfall in July - Mirissa, Sri Lanka
  • Average rainfall in July: 173mm

The wettest month (with the highest rainfall) is October (305mm).
The driest month (with the lowest rainfall) is January (89mm).

Average rainfall days in July - Mirissa, Sri Lanka
  • Average rainfall days in July: 9 days

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

Average sea temperature in July - Mirissa, 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 - Mirissa, 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, November and December (Average sunshine: 6).

Average UV index in July - Mirissa, 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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