October weather forecastSleman, Indonesia

October

Weather in October

October, like September, in Sleman, Indonesia, is another warm spring month, with an average temperature varying between 29.3°C (84.7°F) and 22.6°C (72.7°F).

Temperature

With average high and low temperatures of 29.3°C (84.7°F) and 22.6°C (72.7°F) respectively, October is Sleman's warmest month.

Heat index

In October, the average heat index is estimated at a fiery hot 36°C (96.8°F). Adopt special protective actions against heat exhaustion and heat cramps. Long-duration activity risks heatstroke.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', gives an indication of how one might feel in terms of heat after considering humidity. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. 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 particularly meaningful for 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.
The body's inherent cooling system operates through perspiration, wherein evaporating sweat offsets excessive heat. When relative humidity increases, the body's capacity to evaporate heat decreases, leading to a heightened sense of warmth. Rising body temperatures due to excess heat retention could signify impending heat disorders.

Humidity

The months with the lowest humidity are September and October, with an average relative humidity of 80%.

Rainfall

In Sleman, in October, during 25 rainfall days, 102mm (4.02") of precipitation is typically accumulated. In Sleman, during the entire year, the rain falls for 294.6 days and collects up to 1749mm (68.86") of precipitation.

Daylight

In Sleman, the average length of the day in October is 12h and 17min.
On the first day of October, sunrise is at 05:22 and sunset at 17:33. On the last day of the month, sunrise is at 05:10 and sunset at 17:33 WIB.

Sunshine

In October, the average sunshine is 8.8h.

UV index

February, March and October, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the average person.
Note: The daily high UV index of 7 during October translates into the following recommendations:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.

Updated: Aug 10, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Sleman's warmest month, October, generally records average temperatures ranging from a high of 29.3°C (84.7°F) to a low of 22.6°C (72.7°F).

October temperatures in Sleman vary between a high-temperature of 29.3°C (84.7°F) and a low-temperature of 22.6°C (72.7°F). In October, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, is estimated at 36°C (96.8°F).

The months with the lowest humidity are September and October, with an average relative humidity of 80%.

In October, the average relative humidity is 80%.

In Sleman, in October, it is raining for 25 days, with typically 102mm (4.02") of accumulated precipitation.

In October, the average day length in Sleman is 12h and 17min.

In October, on the first day of the month, sunrise is at 05:22 and sunset at 17:33. On the last day of the month, sunrise is at 05:10 and sunset at 17:33 WIB.

In Sleman, the average sunshine duration in October is 8.8h.

The months with the highest UV index are February, March and October, with an average maximum UV index of 7.

In October, the average daily maximum UV index is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A S October N D

Sep

October

Nov

Average high temperature

28.7°C

29.3°C

29°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

12.9km/h

12.1km/h

9.6km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

7.3

3.3

Average UV index

Average cloud cover

Average visibility

Average temperature in October
Sleman, Indonesia

Average high temperature in October: 29.3°C

The warmest month (with the highest average high temperature) is October (29.3°C).
The month with the lowest average high temperature is July (27.7°C).

Average low temperature in October: 22.6°C

The months with the highest average low temperature are January and November (23.3°C).
The coldest month (with the lowest average low temperature) is August (21°C).

Average pressure in October
Sleman, Indonesia

Average pressure in October: 1011mbar

The months with the highest atmospheric pressure are August and September (1011.8mbar).
The month with the lowest atmospheric pressure is December (1009mbar).

Average wind speed in October
Sleman, Indonesia

Average wind speed in October: 10km/h

The windiest month (with the highest average wind speed) is August (11.6km/h).
The calmest month (with the lowest average wind speed) is April (7km/h).

Average humidity in October
Sleman, Indonesia

Average humidity in October: 80%

The months with the highest relative humidity are May and June (84%).
The months with the lowest relative humidity are September and October (80%).

Average rainfall in October
Sleman, Indonesia

Average rainfall in October: 102mm

The wettest month (with the highest rainfall) is March (236mm).
The driest month (with the least rainfall) is August (29mm).

Average rainfall days in October
Sleman, Indonesia

Average rainfall days in October: 25 days

The month with the highest number of rainy days is January (30.3 days).
The month with the least rainy days is August (13.8 days).

Average daylight in October /
Average sunshine in October
Sleman, Indonesia

Average daylight in October: 12h and 18min

The month with the longest days is December (Average daylight: 12h and 36min).
The month with the shortest days is June (Average daylight: 11h and 42min).

Average sunshine in October: 8h and 48min

The month with the most sunshine is February (Average sunshine: 9h and 0min).
The month with the least sunshine is December (Average sunshine: 7h and 24min).

Average sunshine days in October
Sleman, Indonesia

Average sunshine days in October: 3.3 days

The month with the most sunshine days is August (11.1 days).
The months with the least sunshine days are January and February (0.4 days).

Average UV index in October
Sleman, Indonesia

Average UV index in October: 7

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

Average cloud cover in October
Sleman, Indonesia

Average cloud cover in October: 40

The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are June, July and August (Cloud cover 38).

Average visibility in October
Sleman, Indonesia

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, February, March, April, May, October, November and December (9km).