September weather forecast
Blitar, Indonesia

September

Weather in September

The first month of the spring, September, is still a warm month in Blitar, Indonesia, with an average temperature ranging between min 21°C (69.8°F) and max 28.7°C (83.7°F).

Temperature

The shift into September reveals an average high-temperature of a still warm 28.7°C (83.7°F), closely mirroring August's climate. Blitar experiences an average nighttime temperature of 21°C (69.8°F) in the month of September.

Heat index

The average heat index in September is evaluated at a tropical 34°C (93.2°F). Greater preventive actions are needed, heat exhaustion and heat cramps are likely. Persistent activity could provoke heatstroke.
Heat index specifics point out values are for conditions of shade and a slight breeze. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', quantifies the warmth felt when relative humidity is considered. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.

Humidity

In Blitar, the average relative humidity in September is 79%.

Rainfall

In Blitar, Indonesia, in September, during 13.8 rainfall days, 37mm (1.46") of precipitation is typically accumulated. In Blitar, during the entire year, the rain falls for 274.4 days and collects up to 1518mm (59.76") of precipitation.

Daylight

In Blitar, the average length of the day in September is 12h and 4min.
On the first day of September, sunrise is at 05:32 and sunset at 17:30. On the last day of the month, sunrise is at 05:16 and sunset at 17:26 WIB.

Sunshine

With an average of 9.5h of sunshine, September has the most sunshine of the year in Blitar, Indonesia.

UV index

April, September through November, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the average person.
Note: The daily high UV index of 7 in September translates into this advice:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Experience reduced UV exposure by about half when donning a wide-brim hat.

Frequently asked questions

How hot is it in Blitar in September?
The high-temperature, in September, in Blitar, records 28.7°C (83.7°F), while the low-temperature is 21°C (69.8°F). In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is evaluated at 34°C (93.2°F).
What is the average humidity in September in Blitar?
The average relative humidity in September in Blitar, Indonesia, is 79%.
How much does it rain in Blitar in September?
In Blitar, during September, the rain falls for 13.8 days and regularly aggregates up to 37mm (1.46") of precipitation.
What is the average length of the day in September in Blitar?
In September, the average day length in Blitar, Indonesia, is 12h and 4min.
When are sunrise and sunset in September in Blitar?
In September, on the first day of the month, sunrise is at 05:32 and sunset at 17:30. On the last day of the month, in Blitar, Indonesia, sunrise is at 05:16 and sunset at 17:26 WIB.
What month has the most sunshine in Blitar?
With an average of 9.5h of sunshine, September has the most sunshine of the year in Blitar, Indonesia.
How long on average sun shines in September in Blitar?
The average sunshine duration in September in Blitar, Indonesia, is 9.5h.
What is the month with the highest UV index in Blitar?
April, September through November, with an average maximum UV index of 7, are months with the highest UV index in Blitar.
How high is the UV index in September in Blitar?
The average daily maximum UV index in September in Blitar, Indonesia, is 7. A UV Index estimate of 6 to 7 represents a high health risk from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Blitar, Indonesia
Average temperature in September
Blitar, Indonesia
  • Average high temperature in September: 28.7°C

The warmest month (with the highest average high temperature) is October (29.8°C).
The month with the lowest average high temperature is July (27.7°C).

  • Average low temperature in September: 21°C

The month with the highest average low temperature is November (23.5°C).
The coldest month (with the lowest average low temperature) is August (20.7°C).

Average pressure in September - Blitar, Indonesia
Average pressure in September
Blitar, Indonesia
  • Average pressure in September: 1011.8mbar

The month with the highest atmospheric pressure is August (1011.9mbar).
The month with the lowest atmospheric pressure is December (1008.9mbar).

Average wind speed in September - Blitar, Indonesia
Average wind speed in September
Blitar, Indonesia
  • Average wind speed in September: 11.9km/h

The windiest month (with the highest average wind speed) is August (12.5km/h).
The calmest month (with the lowest average wind speed) is April (6.3km/h).

Average humidity in September - Blitar, Indonesia
Average humidity in September
Blitar, Indonesia
  • Average humidity in September: 79%

The month with the highest relative humidity is March (85%).
The month with the lowest relative humidity is October (78%).

Average rainfall in September - Blitar, Indonesia
Average rainfall in September
Blitar, Indonesia
  • Average rainfall in September: 37mm

The wettest month (with the highest rainfall) is February (224mm).
The driest month (with the least rainfall) is August (19mm).

Average rainfall days in September - Blitar, Indonesia
Average rainfall days in September
Blitar, Indonesia
  • Average rainfall days in September: 13.8 days

The month with the highest number of rainy days is January (29.1 days).
The month with the least rainy days is August (12.6 days).

Average daylight in September / Average sunshine in September - Blitar, Indonesia
Average daylight in September /
Average sunshine in September
Blitar, Indonesia
  • Average daylight in September: 12h and 1min

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 3min

The month with the most sunshine is September (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 7h and 24min).

Average sunshine days in September - Blitar, Indonesia
Average sunshine days in September
Blitar, Indonesia
  • Average sunshine days in September: 8.7 days

The month with the most sunshine days is August (8.9 days).
The month with the least sunshine days is February (1 days).

Average UV index in September - Blitar, Indonesia
Average UV index in September
Blitar, Indonesia
  • Average UV index in September: 7

The months with the highest UV index are April, September, October and November (UV index 7).
The months with the lowest UV index are January, February, March, May, June, July, August and December (UV index 6).

Average cloud cover in September - Blitar, Indonesia
Average cloud cover in September
Blitar, Indonesia
  • Average cloud cover in September: 31

The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in September - Blitar, Indonesia
Average visibility in September
Blitar, Indonesia
  • Average visibility in September: 9km

The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (9km).

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