September weather forecast
Akasaki, Japan

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Weather in September

September, the first month of the autumn in Akasaki, is also a moderately hot month, with temperature in the range of an average high of 24.6°C (76.3°F) and an average low of 18.6°C (65.5°F).

Temperature

The beginning of September brings a minor change in the average high-temperature, shifting from 29°C (84.2°F) in August to a still warm 24.6°C (76.3°F). Nighttime temperatures hover around an average low of 18.6°C (65.5°F) in September.

Humidity

The average relative humidity in September in Akasaki, Japan, is 82%.

Rainfall

In Akasaki, in September, it is raining for 16.7 days, with typically 114mm (4.49") of accumulated precipitation. Throughout the year, in Akasaki, there are 195.3 rainfall days, and 985mm (38.78") of precipitation is accumulated.

Snowfall

In Akasaki, snow does not fall in April through November.

Daylight

The average length of the day in September in Akasaki is 12h and 25min.
On the first day of September in Akasaki, sunrise is at 05:37 and sunset at 18:33. On the last day of the month, sunrise is at 05:59 and sunset at 17:51 JST.

Sunshine

In September, the average sunshine in Akasaki is 8.6h.

UV index

In Akasaki, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum daily UV index of 5 during September morphs into the following directions:
Guard yourself - An obligation to protect skin and eyes from harm exists. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Updated: Jan 31, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What are September temperatures in Akasaki?

The high-temperature in Akasaki during September is 24.6°C (76.3°F) and the low-temperature is 18.6°C (65.5°F). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 35°C (95°F).

What is the average humidity in September in Akasaki?

The average relative humidity in September is 82%.

How many days does it rain in September in Akasaki?

In Akasaki, in September, during 16.7 rainfall days, 114mm (4.49") of precipitation is typically accumulated.

When it does not snow in Akasaki?

In Akasaki, Japan, snow does not fall in April through November.

How many hours of daylight does Akasaki have in September?

In Akasaki, Japan, the average day length in September is 12h and 25min.

What time are sunrise and sunset in September in Akasaki?

On the first day of September in Akasaki, sunrise is at 05:37 and sunset at 18:33. On the last day of the month, sunrise is at 05:59 and sunset at 17:51 JST.

How long on average sun shines in September in Akasaki?

In Akasaki, the average sunshine duration in September is 8.6h.

What is the UV index reading in September in Akasaki?

In Akasaki, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in September
Akasaki, Japan

Average temperature in September - Akasaki, Japan
  • Average high temperature in September: 24.6°C

The warmest month (with the highest average high temperature) is August (29°C).
The month with the lowest average high temperature is January (5.7°C).

  • Average low temperature in September: 18.6°C

The month with the highest average low temperature is August (22.8°C).
The coldest month (with the lowest average low temperature) is February (1.5°C).

Average pressure in September
Akasaki, Japan

Average pressure in September - Akasaki, Japan
  • Average pressure in September: 1012.8mbar

The month with the highest atmospheric pressure is February (1020.5mbar).
The months with the lowest atmospheric pressure are June and July (1008.4mbar).

Average wind speed in September
Akasaki, Japan

Average wind speed in September - Akasaki, Japan
  • Average wind speed in September: 9.2km/h

The windiest months (with the highest average wind speed) are January and December (14.1km/h).
The calmest month (with the lowest average wind speed) is June (7.7km/h).

Average humidity in September
Akasaki, Japan

Average humidity in September - Akasaki, Japan
  • Average humidity in September: 82%

The month with the highest relative humidity is July (85%).
The months with the lowest relative humidity are April and May (74%).

Average rainfall in September
Akasaki, Japan

Average rainfall in September - Akasaki, Japan
  • Average rainfall in September: 114mm

The wettest month (with the highest rainfall) is July (147mm).
The driest months (with the least rainfall) are February, May and November (51mm).

Average rainfall days in September
Akasaki, Japan

Average rainfall days in September - Akasaki, Japan
  • Average rainfall days in September: 16.7 days

The month with the highest number of rainy days is July (21 days).
The month with the least rainy days is May (12.1 days).

Average snowfall in September
Akasaki, Japan

Average snowfall in September - Akasaki, Japan
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (192mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in September
Akasaki, Japan

Average snowfall days in September - Akasaki, Japan
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Akasaki, Japan

Average daylight in September / Average sunshine in September - Akasaki, Japan
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

Average sunshine days in September
Akasaki, Japan

Average sunshine days in September - Akasaki, Japan
  • Average sunshine days in September: 11.5 days

The month with the most sunshine days is May (17 days).
The month with the least sunshine days is January (3.8 days).

Average UV index in September
Akasaki, Japan

Average UV index in September - Akasaki, Japan
  • Average UV index in September: 5

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in September
Akasaki, Japan

Average cloud cover in September - Akasaki, Japan
  • Average cloud cover in September: 41

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is May (Cloud cover 34).

Average visibility in September
Akasaki, Japan

Average visibility in September - Akasaki, Japan
  • Average visibility in September: 9km

The months with the highest visibility are October and November (10km).
The month with the lowest visibility is July (8km).

Akasaki, Japan

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