June weather forecast
Haliyadda, Sri Lanka

June

Weather in June

June, the first month of the summer in Haliyadda, is also a moderately hot month, with an average temperature fluctuating between 29.3°C (84.7°F) and 21.8°C (71.2°F).

Temperature

The introduction of June notes a subtle temperature variation to a warm 29.3°C (84.7°F) from May's 30.1°C (86.2°F). Haliyadda experiences a consistent average temperature of 21.8°C (71.2°F) throughout the nights in June.

Heat index

During June, the heat index is calculated to be a fiery hot 35°C (95°F). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'felt air temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.
To cool down, the human body relies on perspiration, a process where excessive heat is eliminated as sweat evaporates. When there is an excess of moisture in the atmosphere, the efficiency of the evaporation process is lessened, leading to less efficient body cooling and a sensation of overheating. Rising body temperatures resulting from an imbalance in heat absorption can lead to potential thermal issues.

Humidity

In June, the average relative humidity in Haliyadda is 77%.

Rainfall

In June, in Haliyadda, the rain falls for 25.1 days. Throughout June, 57mm (2.24") of precipitation is accumulated. Throughout the year, in Haliyadda, there are 278.4 rainfall days, and 1466mm (57.72") of precipitation is accumulated.

Daylight

June has the longest days of the year, with an average of 12h and 30min of daylight.
On the first day of the month, sunrise is at 05:49 and sunset at 18:20. On the last day of June, sunrise is at 05:54 and sunset at 18:26 +0530.

Sunshine

The month with the most sunshine in Haliyadda is June, with an average of 10.8h of sunshine.

UV index

January through September, November and December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index of 6 during June translates into these guidelines:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.

Frequently asked questions

How hot is it in Haliyadda in June?
The average high-temperature, in June, in Haliyadda, is 29.3°C (84.7°F), while the average low-temperature is 21.8°C (71.2°F). In June, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is calculated to be 35°C (95°F).
What is the average humidity in June in Haliyadda?
The average relative humidity in June is 77%.
How many days does it rain in June in Haliyadda?
In June, the rain falls for 25.1 days. Throughout June, 57mm (2.24") of precipitation is accumulated.
When are the longest days in Haliyadda?
The month with the longest days in Haliyadda, Sri Lanka, is June, with an average of 12h and 30min of daylight.
What is the average length of the day in June in Haliyadda?
The average day length in June is 12h and 32min.
When is the sunrise / sunset in June in Haliyadda?
In June, on the first day of the month, sunrise is at 05:49 and sunset at 18:20. On the last day of the month, sunrise is at 05:54 and sunset at 18:26 +0530.
What month has the most sunshine in Haliyadda?
The month with the most sunshine in Haliyadda, Sri Lanka, is June, with an average of 10.8h of sunshine.
How many hours of sunshine does Haliyadda have in June?
In Haliyadda, Sri Lanka, the average sunshine duration in June is 10.8h.
What is the month with the highest UV index in Haliyadda?
January through September, November and December, with an average maximum UV index of 6, are months with the highest UV index in Haliyadda, Sri Lanka.
How high is the UV index in June in Haliyadda?
The average daily maximum UV index in June in Haliyadda is 6. A UV Index reading 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
Haliyadda, Sri Lanka
  • Average high temperature in June: 29.3°C

The warmest month (with the highest average high temperature) is March (31.5°C).
The month with the lowest average high temperature is December (27.5°C).

  • Average low temperature in June: 21.8°C

The months with the highest average low temperature are May and June (21.8°C).
The coldest month (with the lowest average low temperature) is February (18.1°C).

Average pressure in June
Haliyadda, Sri Lanka
  • Average pressure in June: 1008.1mbar

The month with the highest atmospheric pressure is January (1011.8mbar).
The month with the lowest atmospheric pressure is June (1008.1mbar).

Average wind speed in June
Haliyadda, Sri Lanka
  • Average wind speed in June: 13.5km/h

The windiest month (with the highest average wind speed) is June (13.5km/h).
The calmest month (with the lowest average wind speed) is April (4.7km/h).

Average humidity in June
Haliyadda, Sri Lanka
  • Average humidity in June: 77%

The month with the highest relative humidity is December (84%).
The month with the lowest relative humidity is March (74%).

Average rainfall in June
Haliyadda, Sri Lanka
  • Average rainfall in June: 57mm

The wettest month (with the highest rainfall) is October (301mm).
The driest month (with the least rainfall) is January (38mm).

Average rainfall days in June
Haliyadda, Sri Lanka
  • Average rainfall days in June: 25.1 days

The month with the highest number of rainy days is May (28.6 days).
The month with the least rainy days is January (14.1 days).

Average daylight in June /
Average sunshine in June
Haliyadda, 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 42min).

  • Average sunshine in June: 10h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in June
Haliyadda, Sri Lanka
  • Average sunshine days in June: 1.7 days

The month with the most sunshine days is January (14.8 days).
The month with the least sunshine days is May (1.2 days).

Average UV index in June
Haliyadda, Sri Lanka
  • Average UV index in June: 6

The months with the highest UV index are January, February, March, April, May, June, July, August, September, November and December (UV index 6).
The month with the lowest UV index is October (UV index 5).

Average cloud cover in June
Haliyadda, Sri Lanka
  • Average cloud cover in June: 36

The months with the most cloud cover are November and December (Cloud cover 47).
The month with the least cloud cover is March (Cloud cover 27).

Average visibility in June
Haliyadda, Sri Lanka
  • Average visibility in June: 10km

The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February, March, April, November and December (8km).

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