Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
October
Weather in October
Temperature
October notes an average high-temperature of a still tropical 30.9°C (87.6°F), subtly differing from September's 31.2°C (88.2°F). During the month of October, the temperature in Dematagahapelessa falls to an average of 21.8°C (71.2°F).Heat index
October's average heat index is calculated to be a scorching 40°C (104°F). Take extra safety measures to prevent heat exhaustion and heat cramps. Heatstroke could follow lengthy activity.One should be cognizant that the heat index values are tailored for shaded spots and mild winds. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', embodies the combination of air temperature and moisture content to illustrate perceived heat. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. 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 particularly relevant to babies and toddlers. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
When faced with excessive heat, the human body begins to perspire, utilizing the cooling benefits of sweat evaporation. Augmented relative humidity impedes typical body cooling mechanisms by lowering the evaporation rate, resulting in decreased body cooling and an amplified perception of heat. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.
Humidity
In October, the average relative humidity is 77%.Rainfall
The month with the most rainfall is October, when the rain falls for 22.4 days and typically aggregates up to 267mm (10.51") of precipitation.Daylight
In Dematagahapelessa, the average length of the day in October is 11h and 58min.On the first day of October, sunrise is at 05:56 and sunset at 17:59. On the last day of the month, sunrise is at 05:56 and sunset at 17:48 +0530.
Sunshine
In Dematagahapelessa, the average sunshine in October is 8.1h.UV index
January, February, October through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for average individuals.Note: During October, 6 as the daily maximum UV index converts into the following advice:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Stay sun-safe with clothing that is both closely woven and worn loosely.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in October?
What is the average humidity in October in Dematagahapelessa?
What is the wettest month?
How much does it rain in October?
How many hours of daylight does Dematagahapelessa have in October?
What time are sunrise and sunset in October?
How long on average sun shines in October in Dematagahapelessa?
What is the month with the lowest UV index?
What is the UV index reading in October?
Average temperature in October
Dematagahapelessa, Sri Lanka
- Average high temperature in October: 30.9°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 October: 21.8°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 October
Dematagahapelessa, Sri Lanka
- Average pressure in October: 1009.7mbar
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 October
Dematagahapelessa, Sri Lanka
- Average wind speed in October: 8.2km/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 October
Dematagahapelessa, Sri Lanka
- Average humidity in October: 77%
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 October
Dematagahapelessa, Sri Lanka
- Average rainfall in October: 267mm
The wettest month (with the highest rainfall) is October (267mm).
The driest month (with the least rainfall) is June (29mm).
Average rainfall days in October
Dematagahapelessa, Sri Lanka
- Average rainfall days in October: 22.4 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 October /
Average sunshine in October
Dematagahapelessa, Sri Lanka
- Average daylight in October: 12h and 0min
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 October: 8h and 1min
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 October
Dematagahapelessa, Sri Lanka
- Average sunshine days in October: 7.1 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 October
Dematagahapelessa, Sri Lanka
- Average UV index in October: 6
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 October
Dematagahapelessa, Sri Lanka
- Average cloud cover in October: 38
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 October
Dematagahapelessa, Sri Lanka
- Average visibility in October: 9km
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).
