October weather forecast
Teldeniya, Sri Lanka

October

Weather in October

October, the same as September, is a moderately hot autumn month in Teldeniya, Sri Lanka, with temperature in the range of an average low of 20.7°C (69.3°F) and an average high of 29.4°C (84.9°F).

Temperature

Teldeniya indicates an average high-temperature of a still warm 29.4°C (84.9°F) in October, showing minor variation from September's 29.5°C (85.1°F). Throughout October, Teldeniya witnesses a nighttime temperature average of 20.7°C (69.3°F).

Heat index

In October, the heat index is evaluated at a sweltering 36°C (96.8°F). Implement enhanced safety actions, heat cramps and heat exhaustion could occur. Sustained activity might result in heatstroke.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
Evaporating sweat is a key way the human body dispels excessive warmth, all thanks to the process of perspiration. High relative humidity reduces the evaporation rate, resulting in a lower heat removal rate from the body, causing the perception of being overheated. Heat disorders may be on the horizon when body temperatures rise from inadequate heat management.

Humidity

In October, the average relative humidity in Teldeniya 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

In October, the average length of the day is 11h and 58min.
On the first day of October in Teldeniya, Sri Lanka, sunrise is at 05:54 and sunset at 17:58. On the last day of the month, sunrise is at 05:54 and sunset at 17:46 +0530.

Sunshine

In Teldeniya, the average sunshine in October is 7.9h.

UV index

With an average maximum UV index of 5, October is the month with the lowest UV index. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index of 5 during October leads to these instructions:
Be vigilant - Preventing sunburn is recommended. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.

Frequently asked questions

Is it hot in Teldeniya during October?
The high-temperature, in October, in Teldeniya, is 29.4°C (84.9°F), while the low-temperature averages to 20.7°C (69.3°F). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in October is evaluated at 36°C (96.8°F).
What is the average humidity in October in Teldeniya?
In Teldeniya, the average relative humidity in October is 80%.
What is the wettest month in Teldeniya?
October is the month with the most rainfall in Teldeniya, Sri Lanka. Rain falls for 27.4 days and accumulates 301mm (11.85") of precipitation.
How many days does it rain in October in Teldeniya?
In Teldeniya, in October, during 27.4 rainfall days, 301mm (11.85") of precipitation is typically accumulated.
What is the average length of the day in October in Teldeniya?
In Teldeniya, the average day length in October is 11h and 58min.
What time are sunrise and sunset in October in Teldeniya?
On the first day of October in Teldeniya, Sri Lanka, sunrise is at 05:54 and sunset at 17:58. On the last day of the month, sunrise is at 05:54 and sunset at 17:46 +0530.
How many hours of sunshine does Teldeniya have in October?
The average sunshine duration in October in Teldeniya is 7.9h.
When is the lowest UV index in Teldeniya?
With an average maximum UV index of 5, October is the month with the lowest UV index in Teldeniya.
What is the UV index reading in October in Teldeniya?
In October, the average daily maximum UV index in Teldeniya, Sri Lanka, is 5. A UV Index of 3 to 5 symbolizes a medium health risk from unsafe 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 - Teldeniya, Sri Lanka
Average temperature in October
Teldeniya, 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 - Teldeniya, Sri Lanka
Average pressure in October
Teldeniya, 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 - Teldeniya, Sri Lanka
Average wind speed in October
Teldeniya, 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 - Teldeniya, Sri Lanka
Average humidity in October
Teldeniya, 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 - Teldeniya, Sri Lanka
Average rainfall in October
Teldeniya, 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 - Teldeniya, Sri Lanka
Average rainfall days in October
Teldeniya, 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 - Teldeniya, Sri Lanka
Average daylight in October /
Average sunshine in October
Teldeniya, 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 - Teldeniya, Sri Lanka
Average sunshine days in October
Teldeniya, 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 - Teldeniya, Sri Lanka
Average UV index in October
Teldeniya, 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 - Teldeniya, Sri Lanka
Average cloud cover in October
Teldeniya, 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 - Teldeniya, Sri Lanka
Average visibility in October
Teldeniya, 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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