June weather forecast
Kataragama, Sri Lanka

June

Weather in June

June, the first month of the summer in Kataragama, is still a tropical month, with an average temperature ranging between max 30.6°C (87.1°F) and min 26.6°C (79.9°F).

Temperature

Kataragama marks the start of June with an average high-temperature of a still hot 30.6°C (87.1°F), hinting at a slight fluctuation from May's 30.8°C (87.4°F). June nights document an average temperature reading of 26.6°C (79.9°F).

Heat index

The heat index value during June is evaluated at a fiery hot 38°C (100.4°F). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
In the scope of the heat index, its values resonate with shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', takes into account both air temperature and humidity to illustrate what people actually feel. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
Perspiration is essential for the human body; it facilitates cooling through the process of sweat evaporation. When the air holds a significant amount of moisture, the efficiency of the evaporation process is decreased, preventing the body from cooling down efficiently, leading to the sensation of overheating. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.

Humidity

In June, the average relative humidity is 75%.

Rainfall

In Kataragama, during June, the rain falls for 10.7 days and regularly aggregates up to 20mm (0.79") of precipitation. In Kataragama, during the entire year, the rain falls for 192.9 days and collects up to 942mm (37.09") of precipitation.

Daylight

June has the longest days of the year, with an average of 12h and 30min of daylight.
On the first day of June, sunrise is at 05:48 and sunset at 18:16. On the last day of the month, sunrise is at 05:53 and sunset at 18:23 +0530.

Sunshine

With an average of 11.3h of sunshine, June has the most sunshine of the year.

UV index

January through September, November and December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: In June, the maximum UV index of 7 suggests these recommendations:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.

Frequently asked questions

Is it hot during June?
An average high-temperature, in June, in Kataragama, is 30.6°C (87.1°F) and the average low-temperature is 26.6°C (79.9°F). In June, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 38°C (100.4°F).
What is the average humidity in June?
The average relative humidity in June is 75%.
How much does it rain in June?
In Kataragama, in June, it is raining for 10.7 days, with typically 20mm (0.79") of accumulated precipitation.
When are the longest days?
With an average of 12h and 30min of daylight, June has the longest days of the year.
What is the average length of the day in June?
In June, the average day length is 12h and 29min.
What time are sunrise and sunset in June?
In June, on the first day of the month, sunrise is at 05:48 and sunset at 18:16. On the last day of the month, sunrise is at 05:53 and sunset at 18:23 +0530.
What month has the most sunshine in Kataragama?
The month with the most sunshine is June, with an average of 11.3h of sunshine.
How long on average sun shines in June in Kataragama?
In Kataragama, the average sunshine duration in June is 11.3h.
What is the month with the highest UV index?
January through September, November and December, with an average maximum UV index of 7, are months with the highest UV index.
What is the UV index reading in June?
The average daily maximum UV index in June is 7. A UV Index estimate of 6 to 7 represents 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
Kataragama, Sri Lanka
  • Average high temperature in June: 30.6°C

The warmest month (with the highest average high temperature) is April (31.1°C).
The month with the lowest average high temperature is December (29°C).

  • Average low temperature in June: 26.6°C

The month with the highest average low temperature is May (26.7°C).
The coldest month (with the lowest average low temperature) is January (23.9°C).

Average pressure in June
Kataragama, Sri Lanka
  • Average pressure in June: 1008.7mbar

The month with the highest atmospheric pressure is January (1011.5mbar).
The month with the lowest atmospheric pressure is May (1008.6mbar).

Average wind speed in June
Kataragama, Sri Lanka
  • Average wind speed in June: 26.4km/h

The windiest month (with the highest average wind speed) is June (26.4km/h).
The calmest month (with the lowest average wind speed) is November (11.7km/h).

Average humidity in June
Kataragama, Sri Lanka
  • Average humidity in June: 75%

The months with the highest relative humidity are November and December (79%).
The month with the lowest relative humidity is July (74%).

Average rainfall in June
Kataragama, Sri Lanka
  • Average rainfall in June: 20mm

The wettest month (with the highest rainfall) is November (182mm).
The driest month (with the least rainfall) is July (16mm).

Average rainfall days in June
Kataragama, Sri Lanka
  • Average rainfall days in June: 10.7 days

The month with the highest number of rainy days is November (25.3 days).
The month with the least rainy days is July (10.6 days).

Average daylight in June /
Average sunshine in June
Kataragama, Sri Lanka
  • Average daylight in June: 12h and 3min

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 48min).

  • Average sunshine in June: 11h and 2min

The month with the most sunshine is June (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).

Average sunshine days in June
Kataragama, Sri Lanka
  • Average sunshine days in June: 14.8 days

The month with the most sunshine days is January (18.3 days).
The month with the least sunshine days is November (3.6 days).

Average UV index in June
Kataragama, 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, November and December (UV index 7).
The month with the lowest UV index is October (UV index 6).

Average cloud cover in June
Kataragama, Sri Lanka
  • Average cloud cover in June: 32

The month with the most cloud cover is November (Cloud cover 40).
The month with the least cloud cover is March (Cloud cover 21).

Average visibility in June
Kataragama, 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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