September weather forecastKujon, Indonesia

September

Weather in September

The first month of the spring, September, is also a moderately hot month in Kujon, Indonesia, with an average temperature ranging between max 28.7°C (83.7°F) and min 21.4°C (70.5°F).

Temperature

Kujon's September reports an average high-temperature of a still warm 28.7°C (83.7°F), exhibiting a minor difference from August. In Kujon, the average temperature during the nights of September drops to an agreeable 21.4°C (70.5°F).

Heat index

Throughout September, the heat index is computed to be a hot 34°C (93.2°F). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', unifies temperature and humidity readings to offer a comprehensive feel of warmth. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.

Humidity

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

Rainfall

In Kujon, during September, the rain falls for 17.8 days and regularly aggregates up to 52mm (2.05") of precipitation. In Kujon, during the entire year, the rain falls for 294.6 days and collects up to 1749mm (68.86") of precipitation.

Daylight

In Kujon, the average length of the day in September is 12h and 4min.
On the first day of September, sunrise is at 05:38 and sunset at 17:36. On the last day of the month, sunrise is at 05:22 and sunset at 17:32 WIB.

Sunshine

The average sunshine in September is 8.6h.

UV index

The months with the lowest UV index are January, April through September, November and December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 6 during September translates into the following directions:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.

Updated: Jul 6, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Kujon, 28.7°C (83.7°F) is the average high-temperature and 21.4°C (70.5°F) is the average low-temperature during September. In September, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is computed to be 34°C (93.2°F).

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

In Kujon, the average relative humidity in September is 80%.

In Kujon, during September, the rain falls for 17.8 days and regularly aggregates up to 52mm (2.05") of precipitation.

In September, the average day length is 12h and 4min.

In September, on the first day of the month, sunrise is at 05:38 and sunset at 17:36. On the last day of the month, sunrise is at 05:22 and sunset at 17:32 WIB.

In September, the average sunshine duration is 8.6h.

The months with the lowest UV index are January, April through September, November and December, with an average maximum UV index of 6.

In Kujon, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health threat from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

28°C

28.7°C

29.3°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

13.5km/h

12.9km/h

12.1km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

11.1

7.3

3.3

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Kujon, Indonesia

Average high temperature in September: 28.7°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 September: 21.4°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 September
Kujon, Indonesia

Average pressure in September: 1011.8mbar

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 September
Kujon, Indonesia

Average wind speed in September: 11km/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 September
Kujon, Indonesia

Average humidity in September: 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 September
Kujon, Indonesia

Average rainfall in September: 52mm

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

Average rainfall days in September
Kujon, Indonesia

Average rainfall days in September: 17.8 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 September /
Average sunshine in September
Kujon, 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 36min

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 September
Kujon, Indonesia

Average sunshine days in September: 7.3 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 September
Kujon, Indonesia

Average UV index in September: 6

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 September
Kujon, Indonesia

Average cloud cover in September: 41

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 September
Kujon, Indonesia

Average visibility in September: 10km

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).