September weather forecastPasuruan, Indonesia
September
Weather in September
The first month of the spring, September, is also a moderately hot month in Pasuruan, Indonesia, with temperature in the range of an average high of 29.3°C (84.7°F) and an average low of 23.2°C (73.8°F).Temperature
Pasuruan, Indonesia, marks the arrival of September with an average high-temperature of a still moderately hot 29.3°C (84.7°F), hardly different from August's 28.5°C (83.3°F). Pasuruan records an average nighttime low-temperature of 23.2°C (73.8°F) throughout September.Heat index
The average heat index in September is appraised at a tropical 33°C (91.4°F). Adopt enhanced safety measures, heat exhaustion and heat cramps could occur. Continuous activity may induce heatstroke.It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', comes about by integrating the temperature readings with the humidity levels. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, 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 especially crucial for babies and toddlers. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
Humidity
The average relative humidity in September is 70%.Rainfall
In Pasuruan, in September, during 10.4 rainfall days, 24mm (0.94") of precipitation is typically accumulated. Throughout the year, in Pasuruan, there are 241.3 rainfall days, and 1225mm (48.23") of precipitation is accumulated.Sea temperature
In Pasuruan, the average seawater temperature in September is 27.3°C (81.1°F).Note: A water temperature from 25°C (77°F) to 29°C (84.2°F) is considered very warm and enjoyable, allowing water activities to be pleasant for extended periods without irritation.
Daylight
In Pasuruan, the average length of the day in September is 12h and 4min.On the first day of September, sunrise is at 05:29 and sunset at 17:27. On the last day of the month, sunrise is at 05:13 and sunset at 17:23 WIB.
Sunshine
The months with the most sunshine are August and September, with an average of 9.9h of sunshine.UV index
The months with the highest UV index in Pasuruan are February through June, August through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum daily UV index of 7 during September morphs into the following directions:
Shun overexposure. Protection from sun ravages is indispensable. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be vigilant! The Sun's UV rays get a boost from sand and water reflections.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Pasuruan, Indonesia
- Average high temperature in September: 29.3°C
The warmest month (with the highest average high temperature) is October (30.5°C).
The month with the lowest average high temperature is July (28.2°C).
- Average low temperature in September: 23.2°C
The month with the highest average low temperature is November (25.6°C).
The coldest month (with the lowest average low temperature) is August (23.1°C).
Average pressure in September
Pasuruan, Indonesia
- Average pressure in September: 1011.5mbar
The month with the highest atmospheric pressure is August (1011.6mbar).
The month with the lowest atmospheric pressure is December (1008.7mbar).
Average wind speed in September
Pasuruan, Indonesia
- Average wind speed in September: 10.2km/h
The windiest month (with the highest average wind speed) is August (10.3km/h).
The calmest months (with the lowest average wind speed) are March and April (6km/h).
Average humidity in September
Pasuruan, Indonesia
- Average humidity in September: 70%
The months with the highest relative humidity are January and February (80%).
The month with the lowest relative humidity is October (68%).
Average rainfall in September
Pasuruan, Indonesia
- Average rainfall in September: 24mm
The wettest month (with the highest rainfall) is January (229mm).
The driest month (with the least rainfall) is August (14mm).
Average rainfall days in September
Pasuruan, Indonesia
- Average rainfall days in September: 10.4 days
The month with the highest number of rainy days is March (29.1 days).
The month with the least rainy days is August (9 days).
Average sea temperature in September
Pasuruan, Indonesia
- Average sea temperature in September: 27.3°C
The best month for swimming (with the highest average sea temperature) is December (29.8°C).
The coldest month (with the lowest average sea temperature) is August (27.1°C).
Average daylight in September /
Average sunshine in September
Pasuruan, 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: 9h and 54min
The months with the most sunshine are August and September (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 8h and 0min).
Average sunshine days in September
Pasuruan, Indonesia
- Average sunshine days in September: 10.7 days
The month with the most sunshine days is September (10.7 days).
The month with the least sunshine days is March (1.1 days).
Average UV index in September
Pasuruan, Indonesia
- Average UV index in September: 7
The months with the highest UV index are February, March, April, May, June, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January and July (UV index 6).
Average cloud cover in September
Pasuruan, Indonesia
- Average cloud cover in September: 13
The month with the most cloud cover is January (Cloud cover 45).
The months with the least cloud cover are August and September (Cloud cover 13).
Average visibility in September
Pasuruan, Indonesia
- Average visibility in September: 10km
The months with the highest visibility are April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February and March (9km).
