September weather forecast
Kalagolla, Sri Lanka

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Weather in September

The first month of the autumn, September, is still a warm month in Kalagolla, Sri Lanka, with an average temperature varying between 18.7°C (65.7°F) and 27.1°C (80.8°F).

Temperature

The weather during September hits a high-temperature average of a still warm 27.1°C (80.8°F), identical to the previous month. Kalagolla's nighttime temperature in September drops to an average of 18.7°C (65.7°F).

Heat index

The heat index in September is calculated to be a hot 30°C (86°F). Continuous exposure and activity could induce a sense of tiredness and subsequently, heat cramps.
Be aware that heat index ratings are designed for shaded locations and minor breezes. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', blends air temperature and moisture content to represent the felt temperature to humans. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.

Humidity

In September, the average relative humidity in Kalagolla is 82%.

Rainfall

In Kalagolla, in September, during 25.5 rainfall days, 182mm (7.17") of precipitation is typically accumulated. In Kalagolla, Sri Lanka, during the entire year, the rain falls for 297.4 days and collects up to 2784mm (109.61") of precipitation.

Daylight

The average length of the day in September is 12h and 10min.
On the first day of September, sunrise is at 05:58 and sunset at 18:13. On the last day of the month, sunrise is at 05:54 and sunset at 17:57 +0530.

Sunshine

In Kalagolla, the average sunshine in September is 9.5h.

UV index

February through September, with an average maximum UV index of 6, are months with the highest UV index in Kalagolla, Sri Lanka. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In September, a daily UV index of 6 turns into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
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Frequently asked questions

What is the average September temperature in Kalagolla?

In September, the average high-temperature and low-temperature in Kalagolla, Sri Lanka, are 27.1°C (80.8°F) and 18.7°C (65.7°F) respectively. The average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in September is calculated to be 30°C (86°F).

What is the average humidity in September in Kalagolla?

The average relative humidity in September in Kalagolla is 82%.

How much does it rain in Kalagolla in September?

In Kalagolla, Sri Lanka, during September, the rain falls for 25.5 days and regularly aggregates up to 182mm (7.17") of precipitation.

How many hours of daylight does Kalagolla have in September?

The average day length in September in Kalagolla, Sri Lanka, is 12h and 10min.

What time are sunrise and sunset in September in Kalagolla?

On the first day of September in Kalagolla, Sri Lanka, sunrise is at 05:58 and sunset at 18:13. On the last day of the month, sunrise is at 05:54 and sunset at 17:57 +0530.

How many hours of sunshine does Kalagolla have in September?

In Kalagolla, the average sunshine duration in September is 9.5h.

When is the highest UV index in Kalagolla?

The months with the highest UV index in Kalagolla are February through September, with an average maximum UV index of 6.

What is the UV index reading in September in Kalagolla?

In September, the average daily maximum UV index in Kalagolla is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation.

Average temperature in September
Kalagolla, Sri Lanka

Average temperature in September - Kalagolla, Sri Lanka
  • Average high temperature in September: 27.1°C

The warmest month (with the highest average high temperature) is April (27.6°C).
The month with the lowest average high temperature is December (24.3°C).

  • Average low temperature in September: 18.7°C

The month with the highest average low temperature is May (19.1°C).
The coldest month (with the lowest average low temperature) is February (15.3°C).

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Average pressure in September
Kalagolla, Sri Lanka

Average pressure in September - Kalagolla, Sri Lanka
  • Average pressure in September: 1009.5mbar

The month with the highest atmospheric pressure is January (1011.7mbar).
The month with the lowest atmospheric pressure is June (1008.3mbar).

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Average wind speed in September
Kalagolla, Sri Lanka

Average wind speed in September - Kalagolla, Sri Lanka
  • Average wind speed in September: 7.1km/h

The windiest month (with the highest average wind speed) is June (9.1km/h).
The calmest month (with the lowest average wind speed) is April (3.3km/h).

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Average humidity in September
Kalagolla, Sri Lanka

Average humidity in September - Kalagolla, Sri Lanka
  • Average humidity in September: 82%

The month with the highest relative humidity is November (89%).
The month with the lowest relative humidity is March (80%).

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Average rainfall in September
Kalagolla, Sri Lanka

Average rainfall in September - Kalagolla, Sri Lanka
  • Average rainfall in September: 182mm

The wettest month (with the highest rainfall) is October (656mm).
The driest month (with the least rainfall) is January (85mm).

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Average rainfall days in September
Kalagolla, Sri Lanka

Average rainfall days in September - Kalagolla, Sri Lanka
  • Average rainfall days in September: 25.5 days

The month with the highest number of rainy days is May (29.8 days).
The month with the least rainy days is February (16.3 days).

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Average daylight in September /
Average sunshine in September
Kalagolla, Sri Lanka

Average daylight in September / Average sunshine in September - Kalagolla, Sri Lanka
  • Average daylight in September: 12h and 1min

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 September: 9h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).

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Average sunshine days in September
Kalagolla, Sri Lanka

Average sunshine days in September - Kalagolla, Sri Lanka
  • Average sunshine days in September: 2.2 days

The month with the most sunshine days is February (11 days).
The month with the least sunshine days is May (0.8 days).

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Average UV index in September
Kalagolla, Sri Lanka

Average UV index in September - Kalagolla, Sri Lanka
  • Average UV index in September: 6

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

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Average cloud cover in September
Kalagolla, Sri Lanka

Average cloud cover in September - Kalagolla, Sri Lanka
  • Average cloud cover in September: 44

The month with the most cloud cover is November (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 42).

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Average visibility in September
Kalagolla, Sri Lanka

Average visibility in September - Kalagolla, Sri Lanka
  • Average visibility in September: 8km

The months with the highest visibility are June, July and August (9km).
The months with the lowest visibility are November and December (6km).

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Kalagolla, Sri Lanka

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