June weather forecast
Kumarakattuwa, Sri Lanka

June

Weather in June

June, the first month of the summer in Kumarakattuwa, is still a hot month, with an average temperature fluctuating between 27.2°C (81°F) and 30.4°C (86.7°F).

Temperature

Kumarakattuwa starts June with an average high-temperature of a still tropical 30.4°C (86.7°F), a minor shift from May's 31.3°C (88.3°F). A modest decline from daytime high temperatures is noticed in June, marking the average low at a warm 27.2°C (81°F).

Heat index

Throughout June, the heat index is calculated to be a fiery hot 38°C (100.4°F). Ensure heightened precautions, risk of heat cramps and heat exhaustion is significant. Sustained activity could provoke heatstroke.
Know that the heat index computations account for shaded terrains and slight winds. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.
When faced with excessive heat, the human body begins to perspire, utilizing the cooling benefits of sweat evaporation. During high air temperature and humidity (high heat index), the process of perspiration is hindered, intensifying the sensation of heat. Excessive heat that's not properly managed leads to increased body temperatures and resultant health issues.

Humidity

In June, the average relative humidity is 77%.

Rainfall

In June, in Kumarakattuwa, Sri Lanka, the rain falls for 20.6 days. Throughout June, 67mm (2.64") of precipitation is accumulated. In Kumarakattuwa, during the entire year, the rain falls for 221.7 days and collects up to 1071mm (42.17") of precipitation.

Daylight

With an average of 12h and 36min of daylight, June has the longest days of the year.
On the first day of the month, sunrise is at 05:52 and sunset at 18:24. On the last day of June, sunrise is at 05:57 and sunset at 18:31 +0530.

Sunshine

The month with the most sunshine in Kumarakattuwa is June, with an average of 9.8h of sunshine.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. January through December, with an average maximum UV index of 7, are months with the lowest UV index in Kumarakattuwa. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 7 in June transforms into the following instructions:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. 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. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.

Frequently asked questions

How hot is June in Kumarakattuwa?
In June, in Kumarakattuwa, the average high-temperature is 30.4°C (86.7°F), and the average low-temperature is 27.2°C (81°F). In June, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, is calculated to be 38°C (100.4°F).
What is the average humidity in June in Kumarakattuwa?
In Kumarakattuwa, the average relative humidity in June is 77%.
How much does it rain in Kumarakattuwa in June?
In June, in Kumarakattuwa, the rain falls for 20.6 days. Throughout June, 67mm (2.64") of precipitation is accumulated.
When are the longest days in Kumarakattuwa?
With an average of 12h and 36min of daylight, June has the longest days of the year in Kumarakattuwa, Sri Lanka.
How many hours of daylight does Kumarakattuwa have in June?
The average day length in June in Kumarakattuwa, Sri Lanka, is 12h and 34min.
When are sunrise and sunset in June in Kumarakattuwa?
On the first day of June in Kumarakattuwa, Sri Lanka, sunrise is at 05:52 and sunset at 18:24. On the last day of the month, sunrise is at 05:57 and sunset at 18:31 +0530.
What month has the most sunshine in Kumarakattuwa?
With an average of 9.8h of sunshine, June has the most sunshine of the year in Kumarakattuwa, Sri Lanka.
How many hours of sunshine does Kumarakattuwa have in June?
In Kumarakattuwa, the average sunshine duration in June is 9.8h.
What are the months with the highest UV index in Kumarakattuwa?
January through December, with an average maximum UV index of 7, are months with the highest UV index.
What are the months with the lowest UV index in Kumarakattuwa?
The months with the lowest UV index in Kumarakattuwa are January through December, with an average maximum UV index of 7.
What is the UV index intensity in June in Kumarakattuwa?
In Kumarakattuwa, Sri Lanka, the average daily maximum UV index in June is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health from exposure to Sun's UV rays.
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 June - Kumarakattuwa, Sri Lanka
Average temperature in June
Kumarakattuwa, Sri Lanka
  • Average high temperature in June: 30.4°C

The warmest month (with the highest average high temperature) is April (31.9°C).
The months with the lowest average high temperature are January and December (29.3°C).

  • Average low temperature in June: 27.2°C

The month with the highest average low temperature is May (27.4°C).
The coldest month (with the lowest average low temperature) is January (22.8°C).

Average pressure in June - Kumarakattuwa, Sri Lanka
Average pressure in June
Kumarakattuwa, Sri Lanka
  • Average pressure in June: 1007.5mbar

The month with the highest atmospheric pressure is January (1012mbar).
The month with the lowest atmospheric pressure is June (1007.5mbar).

Average wind speed in June - Kumarakattuwa, Sri Lanka
Average wind speed in June
Kumarakattuwa, Sri Lanka
  • Average wind speed in June: 30.4km/h

The windiest month (with the highest average wind speed) is June (30.4km/h).
The calmest month (with the lowest average wind speed) is April (14.1km/h).

Average humidity in June - Kumarakattuwa, Sri Lanka
Average humidity in June
Kumarakattuwa, Sri Lanka
  • Average humidity in June: 77%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is March (73%).

Average rainfall in June - Kumarakattuwa, Sri Lanka
Average rainfall in June
Kumarakattuwa, Sri Lanka
  • Average rainfall in June: 67mm

The wettest month (with the highest rainfall) is October (195mm).
The driest months (with the least rainfall) are January and February (31mm).

Average rainfall days in June - Kumarakattuwa, Sri Lanka
Average rainfall days in June
Kumarakattuwa, Sri Lanka
  • Average rainfall days in June: 20.6 days

The month with the highest number of rainy days is November (25.1 days).
The month with the least rainy days is February (10.5 days).

Average daylight in June / Average sunshine in June - Kumarakattuwa, Sri Lanka
Average daylight in June /
Average sunshine in June
Kumarakattuwa, Sri Lanka
  • Average daylight in June: 12h and 4min

The month with the longest days is June (Average daylight: 12h and 36min).
The month with the shortest days is December (Average daylight: 11h and 42min).

  • Average sunshine in June: 9h and 5min

The month with the most sunshine is June (Average sunshine: 9h and 48min).
The month with the least sunshine is November (Average sunshine: 6h and 0min).

Average sunshine days in June - Kumarakattuwa, Sri Lanka
Average sunshine days in June
Kumarakattuwa, Sri Lanka
  • Average sunshine days in June: 4.8 days

The month with the most sunshine days is January (16.8 days).
The month with the least sunshine days is April (3.6 days).

Average UV index in June - Kumarakattuwa, Sri Lanka
Average UV index in June
Kumarakattuwa, Sri Lanka
  • Average UV index in June: 7

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

Average cloud cover in June - Kumarakattuwa, Sri Lanka
Average cloud cover in June
Kumarakattuwa, Sri Lanka
  • Average cloud cover in June: 47

The month with the most cloud cover is June (Cloud cover 47).
The month with the least cloud cover is March (Cloud cover 22).

Average visibility in June - Kumarakattuwa, Sri Lanka
Average visibility in June
Kumarakattuwa, Sri Lanka
  • Average visibility in June: 10km

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

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