October weather forecast
Katukurunda, Sri Lanka

October

Weather in October

October, like September, in Katukurunda, Sri Lanka, is another warm autumn month, with an average temperature fluctuating between 25.5°C (77.9°F) and 29.6°C (85.3°F).

Temperature

Katukurunda's average high-temperature in October is a still moderately hot 29.6°C (85.3°F), indicating a subtle variation from September. Katukurunda maintains an average of approximately a still moderately hot 25.5°C (77.9°F) during October nights, with only a minimal decrease from the daytime temperature.

Heat index

For October, the heat index is appraised at a sweltering 36°C (96.8°F). Implement more safety precautions, heat cramps and heat exhaustion may happen. Persistent activity could induce heatstroke.
Remember that heat index calculations are made for conditions in the shade with light wind. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a value derived by merging air temperature with the humidity to convey how the climate feels. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.
For the human body, perspiration is the go-to method to regulate temperature, using sweat's evaporation to dissipate warmth. In conditions of both high temperature and humidity (a high heat index), sweating is limited and the perception of heat is enhanced. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

The average relative humidity in October is 80%.

Rainfall

In October, the rain falls for 25.2 days. Throughout October, 192mm (7.56") of precipitation is accumulated. In Katukurunda, during the entire year, the rain falls for 274.1 days and collects up to 2115mm (83.27") of precipitation.

Daylight

In October, the average length of the day is 11h and 59min.
On the first day of the month, sunrise is at 05:57 and sunset at 18:01. On the last day of October, sunrise is at 05:56 and sunset at 17:50 +0530.

Sunshine

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

UV index

The months with the highest UV index are January through April, July, September through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 7 during October translates into the following guidance:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.

Frequently asked questions

How hot is October?
In Katukurunda, 29.6°C (85.3°F) is the average high-temperature and 25.5°C (77.9°F) is the average low-temperature during October. In October, the average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, is appraised at 36°C (96.8°F).
What is the average humidity in October?
In Katukurunda, the average relative humidity in October is 80%.
How many days does it rain in October?
In Katukurunda, during October, the rain falls for 25.2 days and regularly aggregates up to 192mm (7.56") of precipitation.
What is the average length of the day in October?
The average day length in October is 11h and 59min.
When is the sunrise / sunset in October?
On the first day of October, sunrise is at 05:57 and sunset at 18:01. On the last day of the month, sunrise is at 05:56 and sunset at 17:50 +0530.
How long on average sun shines in October?
In Katukurunda, the average sunshine duration in October is 7.9h.
What are the months with the highest UV index?
January through April, July, September through December, with an average maximum UV index of 7, are months with the highest UV index.
What is the UV index reading in October?
In October, the average daily maximum UV index is 7. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to 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
Katukurunda, Sri Lanka
  • Average high temperature in October: 29.6°C

The warmest months (with the highest average high temperature) are March and April (31.3°C).
The month with the lowest average high temperature is August (28.6°C).

  • Average low temperature in October: 25.5°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 (23.4°C).

Average pressure in October
Katukurunda, 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 (1008.7mbar).

Average wind speed in October
Katukurunda, Sri Lanka
  • Average wind speed in October: 10.6km/h

The windiest month (with the highest average wind speed) is June (15.9km/h).
The calmest month (with the lowest average wind speed) is March (7.9km/h).

Average humidity in October
Katukurunda, 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 (75%).

Average rainfall in October
Katukurunda, Sri Lanka
  • Average rainfall in October: 192mm

The wettest month (with the highest rainfall) is June (350mm).
The driest month (with the least rainfall) is January (25mm).

Average rainfall days in October
Katukurunda, Sri Lanka
  • Average rainfall days in October: 25.2 days

The months with the highest number of rainy days are July and August (29.5 days).
The month with the least rainy days is January (8.9 days).

Average daylight in October /
Average sunshine in October
Katukurunda, 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 5min

The month with the most sunshine is January (Average sunshine: 9h and 12min).
The month with the least sunshine is November (Average sunshine: 6h and 48min).

Average sunshine days in October
Katukurunda, Sri Lanka
  • Average sunshine days in October: 3.4 days

The month with the most sunshine days is January (21 days).
The months with the least sunshine days are June and July (0.3 days).

Average UV index in October
Katukurunda, Sri Lanka
  • Average UV index in October: 7

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

Average cloud cover in October
Katukurunda, Sri Lanka
  • Average cloud cover in October: 48

The months with the most cloud cover are June and September (Cloud cover 55).
The month with the least cloud cover is January (Cloud cover 24).

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

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

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