October weather forecast
Pelawatta, Sri Lanka

October

Weather in October

October, the same as September, is a moderately hot autumn month in Pelawatta, Sri Lanka, with an average temperature ranging between min 20.8°C (69.4°F) and max 28.5°C (83.3°F).

Temperature

The average high-temperature for October is a still moderately hot 28.5°C (83.3°F), closely aligning with the temperature of the preceding month. The average temperature drops to an agreeable 20.8°C (69.4°F) during the night in the month of October.

Heat index

The heat index value during October is appraised at a very hot 35°C (95°F). Implement additional safety measures to avoid heat cramps and heat exhaustion. Persistent activity might trigger heatstroke.
Consider that heat index readings are for situations in the shade and light wind. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', shows a temperature sensation when both heat and moisture conditions are combined. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are particularly relevant to babies and toddlers. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.
Humans rely on perspiration as a cooling mechanism, wherein the evaporating sweat counteracts excessive warmth. Augmented relative humidity impedes typical body cooling mechanisms by lowering the evaporation rate, resulting in decreased body cooling and an amplified perception of heat. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.

Humidity

In Pelawatta, the average relative humidity in October is 86%.

Rainfall

October is the month with the most rainfall. Rain falls for 28.5 days and accumulates 357mm (14.06") of precipitation.

Daylight

In October, the average length of the day is 11h and 59min.
On the first day of October, sunrise is at 05:56 and sunset at 18:00. On the last day of the month, sunrise is at 05:55 and sunset at 17:49 +0530.

Sunshine

The average sunshine in October is 7.3h.

UV index

The months with the lowest UV index are September and October, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 5 in October interprets into the following recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.

Frequently asked questions

How hot is it in Pelawatta in October?
October temperatures in Pelawatta vary between a high-temperature of 28.5°C (83.3°F) and a low-temperature of 20.8°C (69.4°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in October is appraised at 35°C (95°F).
What is the average humidity in October?
In October, the average relative humidity is 86%.
What is the wettest month?
October is the month with the most rainfall. Rain falls for 28.5 days and accumulates 357mm (14.06") of precipitation.
How much does it rain in Pelawatta in October?
In October, the rain falls for 28.5 days. Throughout October, 357mm (14.06") of precipitation is accumulated.
How many hours of daylight does Pelawatta have in October?
The average day length in October is 11h and 59min.
When are sunrise and sunset in October?
In October, on the first day of the month, sunrise is at 05:56 and sunset at 18:00. On the last day of the month, sunrise is at 05:55 and sunset at 17:49 +0530.
How long on average sun shines in October?
In October, the average sunshine duration is 7.3h.
What is the month with the lowest UV index in Pelawatta?
September and October, with an average maximum UV index of 5, are months with the lowest UV index.
What is the UV index reading in October?
In Pelawatta, the average daily maximum UV index in October is 5. A UV Index reading of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.
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
Pelawatta, Sri Lanka
  • Average high temperature in October: 28.5°C

The warmest month (with the highest average high temperature) is March (31.1°C).
The months with the lowest average high temperature are June and July (27.3°C).

  • Average low temperature in October: 20.8°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 (18.7°C).

Average pressure in October
Pelawatta, Sri Lanka
  • Average pressure in October: 1010mbar

The month with the highest atmospheric pressure is January (1011.6mbar).
The month with the lowest atmospheric pressure is May (1008.6mbar).

Average wind speed in October
Pelawatta, Sri Lanka
  • Average wind speed in October: 5.8km/h

The windiest month (with the highest average wind speed) is July (8.8km/h).
The calmest months (with the lowest average wind speed) are February and March (3.9km/h).

Average humidity in October
Pelawatta, Sri Lanka
  • Average humidity in October: 86%

The months with the highest relative humidity are May and June (88%).
The months with the lowest relative humidity are January and February (80%).

Average rainfall in October
Pelawatta, Sri Lanka
  • Average rainfall in October: 357mm

The wettest month (with the highest rainfall) is October (357mm).
The driest month (with the least rainfall) is January (85mm).

Average rainfall days in October
Pelawatta, Sri Lanka
  • Average rainfall days in October: 28.5 days

The month with the highest number of rainy days is May (29.8 days).
The month with the least rainy days is January (18.9 days).

Average daylight in October /
Average sunshine in October
Pelawatta, 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 48min).

  • Average sunshine in October: 7h and 2min

The month with the most sunshine is April (Average sunshine: 8h and 24min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).

Average sunshine days in October
Pelawatta, Sri Lanka
  • Average sunshine days in October: 1.1 days

The month with the most sunshine days is January (9.2 days).
The month with the least sunshine days is April (0.2 days).

Average UV index in October
Pelawatta, Sri Lanka
  • Average UV index in October: 5

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

Average cloud cover in October
Pelawatta, Sri Lanka
  • Average cloud cover in October: 54

The month with the most cloud cover is June (Cloud cover 65).
The month with the least cloud cover is January (Cloud cover 33).

Average visibility in October
Pelawatta, Sri Lanka
  • Average visibility in October: 7km

The months with the highest visibility are January, February, March, June, July, August and December (8km).
The months with the lowest visibility are April, May, September, October and November (7km).

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