October weather forecast
Mattakkuliya, Sri Lanka

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Weather in October

October is a tropical autumn month in Mattakkuliya, Sri Lanka, with temperature in the range of an average low of 25°C (77°F) and an average high of 30°C (86°F).

Temperature

October's arrival brings an average high-temperature of a hot 30°C (86°F), slightly deviating from September's 29.1°C (84.4°F). The October average low temperature, marginally lower than the daytime high, records at a moderately hot 25°C (77°F).

Heat index

The heat index value during October is evaluated at a fiery hot 38°C (100.4°F). Exercise special caution, heat exhaustion and heat cramps are probable. Prolonged activity may induce heatstroke.
Heat index evaluations are typically in the context of light winds and shaded environments. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. 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 essentially critical for children. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.
To prevent overheating and help regulate its internal temperature, the human body sweat and rely on the evaporation to cool down. When relative humidity is on the rise, it curtails evaporation, thereby reducing the heat elimination from the body and causing the feeling of being excessively hot. Potential thermal conditions emerge as the body's heat gain outpaces its cooling mechanisms.

Humidity

In Mattakkuliya, the average relative humidity in October is 80%.

Rainfall

In October, in Mattakkuliya, the rain falls for 27 days. Throughout October, 237mm (9.33") of precipitation is accumulated. In Mattakkuliya, during the entire year, the rain falls for 289.4 days and collects up to 2262mm (89.06") of precipitation.

Daylight

In October, the average length of the day is 11h and 58min.
On the first day of October in Mattakkuliya, sunrise is at 05:58 and sunset at 18:01. On the last day of the month, sunrise is at 05:57 and sunset at 17:50 +0530.

Sunshine

In Mattakkuliya, the average sunshine in October is 7.7h.

UV index

The months with the lowest UV index are May, June, August and October, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In October, a daily UV index of 6 turns into the following recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
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Frequently asked questions

How hot is October in Mattakkuliya?

During October, Mattakkuliya experiences an average high-temperature of 30°C (86°F) and a low-temperature of 25°C (77°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in October is evaluated at 38°C (100.4°F).

What is the average humidity in October in Mattakkuliya?

In Mattakkuliya, Sri Lanka, the average relative humidity in October is 80%.

How many days does it rain in October in Mattakkuliya?

In Mattakkuliya, in October, it is raining for 27 days, with typically 237mm (9.33") of accumulated precipitation.

How many hours of daylight does Mattakkuliya have in October?

The average day length in October in Mattakkuliya, Sri Lanka, is 11h and 58min.

When is the sunrise / sunset in October in Mattakkuliya?

On the first day of October in Mattakkuliya, sunrise is at 05:58 and sunset at 18:01. On the last day of the month, sunrise is at 05:57 and sunset at 17:50 +0530.

How long on average sun shines in October in Mattakkuliya?

The average sunshine duration in October is 7.7h.

What is the month with the lowest UV index in Mattakkuliya?

May, June, August and October, with an average maximum UV index of 6, are months with the lowest UV index in Mattakkuliya, Sri Lanka.

What is the UV index reading in October in Mattakkuliya?

In Mattakkuliya, Sri Lanka, the average daily maximum UV index in October is 6. A UV Index reading of 6 to 7 represents a high hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Mattakkuliya, Sri Lanka

Average temperature in October - Mattakkuliya, Sri Lanka
  • Average high temperature in October: 30°C

The warmest months (with the highest average high temperature) are March and April (31.8°C).
The months with the lowest average high temperature are July and August (28.9°C).

  • Average low temperature in October: 25°C

The month with the highest average low temperature is May (26.3°C).
The coldest month (with the lowest average low temperature) is January (23.1°C).

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Average pressure in October
Mattakkuliya, Sri Lanka

Average pressure in October - Mattakkuliya, Sri Lanka
  • Average pressure in October: 1009.9mbar

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

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Average wind speed in October
Mattakkuliya, Sri Lanka

Average wind speed in October - Mattakkuliya, Sri Lanka
  • Average wind speed in October: 10.2km/h

The windiest month (with the highest average wind speed) is June (15.1km/h).
The calmest month (with the lowest average wind speed) is March (8km/h).

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Average humidity in October
Mattakkuliya, Sri Lanka

Average humidity in October - Mattakkuliya, Sri Lanka
  • Average humidity in October: 80%

The months with the highest relative humidity are June, July and August (83%).
The months with the lowest relative humidity are January and February (74%).

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Average rainfall in October
Mattakkuliya, Sri Lanka

Average rainfall in October - Mattakkuliya, Sri Lanka
  • Average rainfall in October: 237mm

The wettest month (with the highest rainfall) is June (341mm).
The driest month (with the least rainfall) is January (40mm).

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Average rainfall days in October
Mattakkuliya, Sri Lanka

Average rainfall days in October - Mattakkuliya, Sri Lanka
  • Average rainfall days in October: 27 days

The month with the highest number of rainy days is August (30.2 days).
The month with the least rainy days is January (11.6 days).

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Average daylight in October /
Average sunshine in October
Mattakkuliya, Sri Lanka

Average daylight in October / Average sunshine in October - Mattakkuliya, 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 4min

The month with the most sunshine is January (Average sunshine: 9h and 6min).
The month with the least sunshine is November (Average sunshine: 6h and 42min).

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Average sunshine days in October
Mattakkuliya, Sri Lanka

Average sunshine days in October - Mattakkuliya, Sri Lanka
  • Average sunshine days in October: 1.7 days

The month with the most sunshine days is January (17.2 days).
The months with the least sunshine days are June and August (0.3 days).

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Average UV index in October
Mattakkuliya, Sri Lanka

Average UV index in October - Mattakkuliya, Sri Lanka
  • Average UV index in October: 6

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

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Average cloud cover in October
Mattakkuliya, Sri Lanka

Average cloud cover in October - Mattakkuliya, Sri Lanka
  • Average cloud cover in October: 49

The month with the most cloud cover is June (Cloud cover 57).
The month with the least cloud cover is January (Cloud cover 24).

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Average visibility in October
Mattakkuliya, Sri Lanka

Average visibility in October - Mattakkuliya, Sri Lanka
  • Average visibility in October: 9km

The months with the highest visibility are January, February, March, April and December (10km).
The months with the lowest visibility are May, June, July, August, September, October and November (9km).

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Mattakkuliya, Sri Lanka

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