October weather forecast
Aranayaka, Sri Lanka

October

Weather in October

October, the same as September, is another warm autumn month in Aranayaka, Sri Lanka, with an average temperature fluctuating between 29.4°C (84.9°F) and 20.7°C (69.3°F).

Temperature

The ushering in of October brings an average high-temperature of a still moderately hot 29.4°C (84.9°F), closely mirroring the 29.5°C (85.1°F) of September. Aranayaka's average low-temperature is measured at an agreeable 20.7°C (69.3°F) during October.

Heat index

The average heat index in October is appraised at a sweltering 36°C (96.8°F). Additional precautions are required to avert heat cramps and heat exhaustion. Persistent activity may culminate in heatstroke.
Heat index data is primarily for areas with shade and subjected to light winds. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', marries air temperature and humidity to produce a value illustrating perceived warmth. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.
To offset high temperatures, the human body releases sweat which, upon evaporation, cools it down. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. Overheating risks increase with rising body temperatures, especially if heat release isn't efficient.

Humidity

The average relative humidity in October in Aranayaka is 80%.

Rainfall

October is the month with the most rainfall. Rain falls for 27.4 days and accumulates 301mm (11.85") of precipitation.

Daylight

The average length of the day in October in Aranayaka is 11h and 58min.
On the first day of October in Aranayaka, sunrise is at 05:55 and sunset at 17:59. On the last day of the month, sunrise is at 05:55 and sunset at 17:47 +0530.

Sunshine

The average sunshine in October in Aranayaka is 7.9h.

UV index

The month with the lowest UV index in Aranayaka, Sri Lanka, is October, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum high daily UV index of 5 during October translates into the following directions:
Heed the precautions - It is counselled to guard against solar damage. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. During bright days, sunglasses that offer UVA and UVB defense are recommended.

Frequently asked questions

Is it hot in Aranayaka during October?
The high-temperature in Aranayaka, Sri Lanka, during October is 29.4°C (84.9°F) and the low-temperature is 20.7°C (69.3°F). In October, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is appraised at 36°C (96.8°F).
What is the average humidity in October in Aranayaka?
The average relative humidity in October in Aranayaka is 80%.
What is the rainiest month in Aranayaka?
The month with the most rainfall in Aranayaka is October, when the rain falls for 27.4 days and typically aggregates up to 301mm (11.85") of precipitation.
How many days does it rain in October in Aranayaka?
In Aranayaka, Sri Lanka, in October, during 27.4 rainfall days, 301mm (11.85") of precipitation is typically accumulated.
How many hours of daylight does Aranayaka have in October?
The average day length in October is 11h and 58min.
What time are sunrise and sunset in October in Aranayaka?
On the first day of October in Aranayaka, sunrise is at 05:55 and sunset at 17:59. On the last day of the month, sunrise is at 05:55 and sunset at 17:47 +0530.
How many hours of sunshine does Aranayaka have in October?
In October, the average sunshine duration in Aranayaka, Sri Lanka, is 7.9h.
When is the lowest UV index in Aranayaka?
October is the month with the lowest UV index in Aranayaka, with an average maximum UV index of 5.
How high is the UV index in October in Aranayaka?
In October, the average daily maximum UV index in Aranayaka, Sri Lanka, is 5. A UV Index of 3 to 5 symbolizes a medium health risk 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 October
Aranayaka, Sri Lanka
  • Average high temperature in October: 29.4°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 October: 20.7°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 October
Aranayaka, Sri Lanka
  • Average pressure in October: 1009.7mbar

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 October
Aranayaka, Sri Lanka
  • Average wind speed in October: 6.8km/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 October
Aranayaka, Sri Lanka
  • Average humidity in October: 80%

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

Average rainfall in October
Aranayaka, Sri Lanka
  • Average rainfall in October: 301mm

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

Average rainfall days in October
Aranayaka, Sri Lanka
  • Average rainfall days in October: 27.4 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 October /
Average sunshine in October
Aranayaka, Sri Lanka
  • Average daylight in October: 12h and 0min

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 October: 7h 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 October
Aranayaka, Sri Lanka
  • Average sunshine days in October: 2.3 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 October
Aranayaka, Sri Lanka
  • Average UV index in October: 5

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 October
Aranayaka, Sri Lanka
  • Average cloud cover in October: 41

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 October
Aranayaka, Sri Lanka
  • Average visibility in October: 9km

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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