September weather forecastWijirejo, Indonesia
September
Weather in September
September, the first month of the spring in Wijirejo, is still a warm month, with an average temperature varying between 28.3°C (82.9°F) and 22.1°C (71.8°F).Temperature
The introduction of September sees an average high-temperature of a still moderately hot 28.3°C (82.9°F), hardly deviating from August. An average low-temperature of 22.1°C (71.8°F) is recorded in the month of September.Heat index
September's average heat index is computed to be a tropical 33°C (91.4°F). Implement more preventive measures, heat cramps and heat exhaustion are probable. Heatstroke might result from extended activity.Given the heat index, its values are aligned with shaded sites and gentle winds. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. 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 primarily vital for children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Humidity
The months with the lowest humidity are September and October, with an average relative humidity of 79%.Rainfall
In September, the rain falls for 13.9 days. Throughout September, 23mm (0.91") of precipitation is accumulated. In Wijirejo, during the entire year, the rain falls for 245 days and collects up to 906mm (35.67") of precipitation.Daylight
In Wijirejo, the average length of the day in September is 12h and 4min.On the first day of September, sunrise is at 05:39 and sunset at 17:37. On the last day of the month, sunrise is at 05:23 and sunset at 17:33 WIB.
Sunshine
The average sunshine in September is 8.8h.UV index
The months with the highest UV index are February through May, September through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum daily UV index of 7 during September morphs into the following directions:
Deflect overexposure. Sun protection is a necessity. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Wijirejo, Indonesia
- Average high temperature in September: 28.3°C
The warmest month (with the highest average high temperature) is October (29.4°C).
The month with the lowest average high temperature is July (27.8°C).
- Average low temperature in September: 22.1°C
The months with the highest average low temperature are January and November (24.3°C).
The coldest month (with the lowest average low temperature) is August (21.9°C).
Average pressure in September
Wijirejo, Indonesia
- Average pressure in September: 1011.9mbar
The months with the highest atmospheric pressure are August and September (1011.9mbar).
The month with the lowest atmospheric pressure is December (1009.1mbar).
Average wind speed in September
Wijirejo, Indonesia
- Average wind speed in September: 13.4km/h
The windiest month (with the highest average wind speed) is August (14.5km/h).
The calmest month (with the lowest average wind speed) is March (8.4km/h).
Average humidity in September
Wijirejo, Indonesia
- Average humidity in September: 79%
The months with the highest relative humidity are May and June (82%).
The months with the lowest relative humidity are September and October (79%).
Average rainfall in September
Wijirejo, Indonesia
- Average rainfall in September: 23mm
The wettest month (with the highest rainfall) is January (126mm).
The driest month (with the least rainfall) is August (14mm).
Average rainfall days in September
Wijirejo, Indonesia
- Average rainfall days in September: 13.9 days
The months with the highest number of rainy days are January, March and November (24.7 days).
The month with the least rainy days is August (11.4 days).
Average daylight in September /
Average sunshine in September
Wijirejo, 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 48min
The month with the most sunshine is February (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 7h and 24min).
Average sunshine days in September
Wijirejo, Indonesia
- Average sunshine days in September: 9.5 days
The month with the most sunshine days is August (11.6 days).
The month with the least sunshine days is November (3.4 days).
Average UV index in September
Wijirejo, Indonesia
- Average UV index in September: 7
The months with the highest UV index are February, March, April, May, September, October, November and December (UV index 7).
The months with the lowest UV index are January, June, July and August (UV index 6).
Average cloud cover in September
Wijirejo, Indonesia
- Average cloud cover in September: 39
The months with the most cloud cover are January and December (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 35).
Average visibility in September
Wijirejo, 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).





