October weather forecastSiddamulla, Sri Lanka
October
Weather in October
October, the same as September, is another warm autumn month in Siddamulla, Sri Lanka, with an average temperature ranging between min 25.4°C (77.7°F) and max 29.7°C (85.5°F).Temperature
The dawn of October sees an average high-temperature of a still warm 29.7°C (85.5°F), subtly contrasting with September's 28.9°C (84°F). Nighttime temperatures in Siddamulla record an average of 25.4°C (77.7°F) throughout October.Heat index
October's average heat index is appraised at a torrid 37°C (98.6°F). Ensure heightened precautions, risk of heat cramps and heat exhaustion is significant. Sustained activity could provoke heatstroke.It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'feels like' or 'felt air temperature', gives an indication of how one might feel in terms of heat after considering humidity. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.
The natural cooling mechanism in humans involves perspiration, where the evaporation of sweat balances out excessive warmth. When the level of relative humidity is elevated, evaporation diminishes, causing more warmth to be retained in the body than in dry air. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.
Humidity
The average relative humidity in October is 80%.Rainfall
In Siddamulla, in October, during 24.3 rainfall days, 195mm (7.68") of precipitation is typically accumulated. Throughout the year, in Siddamulla, there are 272.3 rainfall days, and 2039mm (80.28") of precipitation is accumulated.Daylight
The average length of the day in October in Siddamulla, Sri Lanka, is 11h and 58min.On the first day of October in Siddamulla, sunrise is at 05:57 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 Siddamulla, the average sunshine in October is 7.8h.UV index
The months with the lowest UV index in Siddamulla are May, June, August and October, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.Note: In October, an average UV index of 6 transforms into the following instructions:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Siddamulla, Sri Lanka
- Average high temperature in October: 29.7°C
The warmest months (with the highest average high temperature) are March and April (31.4°C).
The month with the lowest average high temperature is August (28.6°C).
- Average low temperature in October: 25.4°C
The month with the highest average low temperature is May (26.4°C).
The coldest month (with the lowest average low temperature) is January (23.3°C).
Average pressure in October
Siddamulla, 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
Siddamulla, 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 (8km/h).
Average humidity in October
Siddamulla, Sri Lanka
- Average humidity in October: 80%
The months with the highest relative humidity are June, July and August (83%).
The month with the lowest relative humidity is January (74%).
Average rainfall in October
Siddamulla, Sri Lanka
- Average rainfall in October: 195mm
The wettest month (with the highest rainfall) is June (329mm).
The driest month (with the least rainfall) is January (37mm).
Average rainfall days in October
Siddamulla, Sri Lanka
- Average rainfall days in October: 24.3 days
The month with the highest number of rainy days is August (29.8 days).
The month with the least rainy days is January (11.2 days).
Average daylight in October /
Average sunshine in October
Siddamulla, 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 48min
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 36min).
Average sunshine days in October
Siddamulla, Sri Lanka
- Average sunshine days in October: 5 days
The month with the most sunshine days is January (18.3 days).
The month with the least sunshine days is July (0.4 days).
Average UV index in October
Siddamulla, 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).
Average cloud cover in October
Siddamulla, Sri Lanka
- Average cloud cover in October: 48
The month with the most cloud cover is June (Cloud cover 55).
The month with the least cloud cover is January (Cloud cover 24).
Average visibility in October
Siddamulla, 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).





