September weather forecast
Ambokka, Sri Lanka

September

Weather in September

September, the first month of the autumn in Ambokka, is still a tropical month, with an average temperature fluctuating between 31.2°C (88.2°F) and 22.3°C (72.1°F).

Temperature

The transition from August to September sees average high-temperatures adjusting to a still hot 31.2°C (88.2°F), from a not significantly different 30.8°C (87.4°F). September brings an average low-temperature of 22.3°C (72.1°F) to Ambokka.

Heat index

The heat index value during September is appraised at a sweltering 39°C (102.2°F). Implement additional cautionary measures, heat cramps and heat exhaustion could occur. Prolonged activity might induce heatstroke.
Understanding the heat index involves considering values for shaded locales with light wind. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is the outcome of merging air's temperature and its humidity metrics. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. It is important to note that direct sunlight can intensify the weather impact, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.
As a reaction to high temperatures, the human body begins to perspire, using the evaporation of sweat to lower its temperature. With a high level of moisture in the air, the evaporation process becomes less efficient, preventing the body from cooling down efficiently and resulting in a sensation of overheating. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

March and September, with an average relative humidity of 72%, are the least humid months in Ambokka.

Rainfall

In Ambokka, in September, during 15.2 rainfall days, 72mm (2.83") of precipitation is typically accumulated. Throughout the year, in Ambokka, there are 217.7 rainfall days, and 1165mm (45.87") of precipitation is accumulated.

Daylight

In September, the average length of the day in Ambokka, Sri Lanka, is 12h and 10min.
On the first day of the month, sunrise is at 05:59 and sunset at 18:15. On the last day of September, sunrise is at 05:55 and sunset at 17:59 +0530.

Sunshine

The average sunshine in September is 10.5h.

UV index

The months with the highest UV index in Ambokka are March through September, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the average person.
Note: In September, the maximum UV index of 7 suggests these recommendations:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. To cut down UV radiation exposure by about half, sport a wide-brim hat.

Frequently asked questions

How hot does it get in Ambokka in September?
In September, in Ambokka, the average high-temperature is 31.2°C (88.2°F), and the average low-temperature is 22.3°C (72.1°F). In September, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, is appraised at 39°C (102.2°F).
What is the least humid month in Ambokka?
March and September, with an average relative humidity of 72%, are the least humid months.
What is the average humidity in September in Ambokka?
In September, the average relative humidity in Ambokka, Sri Lanka, is 72%.
How many days does it rain in September in Ambokka?
In Ambokka, in September, it is raining for 15.2 days, with typically 72mm (2.83") of accumulated precipitation.
How many hours of daylight does Ambokka have in September?
In Ambokka, the average day length in September is 12h and 10min.
When are sunrise and sunset in September in Ambokka?
In September, on the first day of the month, sunrise is at 05:59 and sunset at 18:15. On the last day of the month, in Ambokka, sunrise is at 05:55 and sunset at 17:59 +0530.
How long on average sun shines in September in Ambokka?
The average sunshine duration in September in Ambokka is 10.5h.
What are the months with the highest UV index in Ambokka?
March through September, with an average maximum UV index of 7, are months with the highest UV index in Ambokka, Sri Lanka.
What is the UV index intensity in September in Ambokka?
In Ambokka, Sri Lanka, the average daily maximum UV index in September is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability 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 September - Ambokka, Sri Lanka
Average temperature in September
Ambokka, Sri Lanka
  • Average high temperature in September: 31.2°C

The warmest month (with the highest average high temperature) is April (32.9°C).
The month with the lowest average high temperature is December (28.6°C).

  • Average low temperature in September: 22.3°C

The month with the highest average low temperature is May (23°C).
The coldest month (with the lowest average low temperature) is February (18.9°C).

Average pressure in September - Ambokka, Sri Lanka
Average pressure in September
Ambokka, Sri Lanka
  • Average pressure in September: 1009.2mbar

The month with the highest atmospheric pressure is January (1011.9mbar).
The month with the lowest atmospheric pressure is June (1007.9mbar).

Average wind speed in September - Ambokka, Sri Lanka
Average wind speed in September
Ambokka, Sri Lanka
  • Average wind speed in September: 13.2km/h

The windiest month (with the highest average wind speed) is June (16.5km/h).
The calmest month (with the lowest average wind speed) is April (5.6km/h).

Average humidity in September - Ambokka, Sri Lanka
Average humidity in September
Ambokka, Sri Lanka
  • Average humidity in September: 72%

The month with the highest relative humidity is December (83%).
The months with the lowest relative humidity are March and September (72%).

Average rainfall in September - Ambokka, Sri Lanka
Average rainfall in September
Ambokka, Sri Lanka
  • Average rainfall in September: 72mm

The wettest month (with the highest rainfall) is October (267mm).
The driest month (with the least rainfall) is June (29mm).

Average rainfall days in September - Ambokka, Sri Lanka
Average rainfall days in September
Ambokka, Sri Lanka
  • Average rainfall days in September: 15.2 days

The month with the highest number of rainy days is April (24.7 days).
The month with the least rainy days is February (11.8 days).

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

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 September: 10h and 3min

The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in September - Ambokka, Sri Lanka
Average sunshine days in September
Ambokka, Sri Lanka
  • Average sunshine days in September: 10.5 days

The month with the most sunshine days is January (14.8 days).
The month with the least sunshine days is April (4 days).

Average UV index in September - Ambokka, Sri Lanka
Average UV index in September
Ambokka, Sri Lanka
  • Average UV index in September: 7

The months with the highest UV index are March, April, May, June, July, August and September (UV index 7).
The months with the lowest UV index are January, February, October, November and December (UV index 6).

Average cloud cover in September - Ambokka, Sri Lanka
Average cloud cover in September
Ambokka, Sri Lanka
  • Average cloud cover in September: 31

The months with the most cloud cover are November and December (Cloud cover 46).
The month with the least cloud cover is March (Cloud cover 24).

Average visibility in September - Ambokka, Sri Lanka
Average visibility in September
Ambokka, Sri Lanka
  • Average visibility in September: 10km

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

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