Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
Entering September, the average high-temperature is recorded at a tropical 30.3°C (86.5°F), exhibiting a minimal shift from August's 29.6°C (85.3°F). During the month of September, the temperature falls to an average of 24°C (75.2°F).Heat index
The heat index for September is calculated to be a torrid 36°C (96.8°F). More protective measures are required - heat exhaustion and heat cramps are likely. Heatstroke may follow lengthy activity.Heat index specifics point out values are for conditions of shade and a slight breeze. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', reflects the blend of air temperature and relative humidity to give a temperature impression. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.
When temperatures rise, the human body turns to perspiration, using the cooling power of evaporating sweat. With an abundance of moisture present in the air, the process of evaporation becomes less effective, and the body fails to cool down as it should, leading to the sensation of overheating. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.
Humidity
The months with the lowest humidity are September and October, with an average relative humidity of 71%.Rainfall
In September, the rain falls for 14.3 days. Throughout September, 32mm (1.26") of precipitation is accumulated. In Pasekaran, during the entire year, the rain falls for 240.5 days and collects up to 1064mm (41.89") of precipitation.Daylight
In September, the average length of the day is 12h and 4min.On the first day of the month, sunrise is at 05:41 and sunset at 17:40. On the last day of September, sunrise is at 05:26 and sunset at 17:35 WIB.
Sunshine
The average sunshine in September is 9.6h.UV index
The months with the highest UV index are February through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, a regular UV index of 7 translates into these guidelines:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it hot during September?
What is the least humid month?
What is the average humidity in September?
How many days does it rain in September?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
What is the month with the highest UV index?
What is the UV index reading in September?
Average temperature in September
Pasekaran, Indonesia
- Average high temperature in September: 30.3°C
The warmest month (with the highest average high temperature) is October (30.5°C).
The months with the lowest average high temperature are January and February (28.8°C).
- Average low temperature in September: 24°C
The months with the highest average low temperature are November and December (25.5°C).
The coldest months (with the lowest average low temperature) are July and August (23.8°C).
Average pressure in September
Pasekaran, Indonesia
- Average pressure in September: 1011.4mbar
The months with the highest atmospheric pressure are August and September (1011.4mbar).
The month with the lowest atmospheric pressure is December (1009.1mbar).
Average wind speed in September
Pasekaran, Indonesia
- Average wind speed in September: 7.3km/h
The windiest month (with the highest average wind speed) is January (11.3km/h).
The calmest month (with the lowest average wind speed) is November (6.1km/h).
Average humidity in September
Pasekaran, Indonesia
- Average humidity in September: 71%
The month with the highest relative humidity is February (79%).
The months with the lowest relative humidity are September and October (71%).
Average rainfall in September
Pasekaran, Indonesia
- Average rainfall in September: 32mm
The wettest month (with the highest rainfall) is January (168mm).
The driest month (with the least rainfall) is August (22mm).
Average rainfall days in September
Pasekaran, Indonesia
- Average rainfall days in September: 14.3 days
The month with the highest number of rainy days is November (25.5 days).
The month with the least rainy days is August (10.3 days).
Average daylight in September /
Average sunshine in September
Pasekaran, Indonesia
- Average daylight in September: 12h and 1min
The month with the longest days is December (Average daylight: 12h and 30min).
The month with the shortest days is June (Average daylight: 11h and 42min).
- Average sunshine in September: 9h and 4min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 8h and 0min).
Average sunshine days in September
Pasekaran, Indonesia
- Average sunshine days in September: 12.6 days
The month with the most sunshine days is August (16.2 days).
The month with the least sunshine days is February (2.8 days).
Average UV index in September
Pasekaran, Indonesia
- Average UV index in September: 7
The months with the highest UV index are February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The month with the lowest UV index is January (UV index 6).
Average cloud cover in September
Pasekaran, Indonesia
- Average cloud cover in September: 22
The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 18).
Average visibility in September
Pasekaran, Indonesia
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
