September weather forecastPakem, Indonesia
September
Weather in September
September, the first month of the spring in Pakem, is also a moderately hot month, with an average temperature varying between 20.8°C (69.4°F) and 29.7°C (85.5°F).Temperature
Temperatures reach their maximum during September and October, recording an average high-temperature of 29.7°C (85.5°F).Heat index
The heat index value during September is estimated at a torrid 36°C (96.8°F). More preventive actions are needed, risk of heat exhaustion and heat cramps is significant. Prolonged activity may trigger heatstroke.For clarity, heat index numbers account for light winds and areas under shade. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.
For the human body, perspiration is the go-to method to regulate temperature, using sweat's evaporation to dissipate warmth. Greater relative humidity lessens the rate of evaporation, thus decreasing the body's heat dispersal, which gives rise to a sensation of overheating. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.
Humidity
The least humid month is September, with an average relative humidity of 77%.Rainfall
In Pakem, during September, the rain falls for 15.8 days and regularly aggregates up to 53mm (2.09") of precipitation. In Pakem, during the entire year, the rain falls for 290.9 days and collects up to 2042mm (80.39") of precipitation.Daylight
The average length of the day in September is 12h and 4min.On the first day of the month, sunrise is at 05:39 and sunset at 17:37. On the last day of September, sunrise is at 05:23 and sunset at 17:33 WIB.
Sunshine
In Pakem, the average sunshine in September is 8.9h.UV index
The months with the lowest UV index in Pakem are January through September, November and December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: A typical high UV index of 6 in September suggests the following recommendations:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Pakem, Indonesia
- Average high temperature in September: 29.7°C
The warmest months (with the highest average high temperature) are September and October (29.7°C).
The month with the lowest average high temperature is July (28.1°C).
- Average low temperature in September: 20.8°C
The months with the highest average low temperature are January and November (22.3°C).
The coldest month (with the lowest average low temperature) is August (20.4°C).
Average pressure in September
Pakem, Indonesia
- Average pressure in September: 1011.7mbar
The months with the highest atmospheric pressure are August and September (1011.7mbar).
The month with the lowest atmospheric pressure is December (1009mbar).
Average wind speed in September
Pakem, Indonesia
- Average wind speed in September: 10km/h
The windiest months (with the highest average wind speed) are August and September (10km/h).
The calmest month (with the lowest average wind speed) is April (5.9km/h).
Average humidity in September
Pakem, Indonesia
- Average humidity in September: 77%
The months with the highest relative humidity are January, February, March, April and May (85%).
The month with the lowest relative humidity is September (77%).
Average rainfall in September
Pakem, Indonesia
- Average rainfall in September: 53mm
The wettest month (with the highest rainfall) is March (291mm).
The driest month (with the least rainfall) is August (27mm).
Average rainfall days in September
Pakem, Indonesia
- Average rainfall days in September: 15.8 days
The month with the highest number of rainy days is March (30.5 days).
The month with the least rainy days is August (12.2 days).
Average daylight in September /
Average sunshine in September
Pakem, Indonesia
- Average daylight in September: 12h and 6min
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 September: 8h and 54min
The month with the most sunshine is August (Average sunshine: 9h and 6min).
The month with the least sunshine is December (Average sunshine: 7h and 12min).
Average sunshine days in September
Pakem, Indonesia
- Average sunshine days in September: 9.4 days
The month with the most sunshine days is August (14.4 days).
The months with the least sunshine days are January, February and March (0.3 days).
Average UV index in September
Pakem, Indonesia
- Average UV index in September: 6
The month with the highest UV index is October (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, November and December (UV index 6).
Average cloud cover in September
Pakem, Indonesia
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Pakem, Indonesia
- Average visibility in September: 9km
The months with the highest visibility are June, July, August, September and October (9km).
The months with the lowest visibility are January, February, March, April, May, November and December (8km).





