Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
With the onset of September, Shimokoshikicho Aose's average high-temperature clocks in at a still moderately hot 27.1°C (80.8°F), showing a minor fluctuation from the previous month. An average temperature of 22.7°C (72.9°F) is logged during the nights of September, a small step down from daytime highs.Heat index
September's mean heat index is estimated at a tropical 30°C (86°F). Enduring exposure and unrelenting activity might cause a state of weariness, potentially leading to heat cramps.Heat index values are typically calculated for conditions of shade and a light breeze. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', binds temperature metrics with humidity values to give a sense of the actual warmth. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.
Humidity
In Shimokoshikicho Aose, the average relative humidity in September is 79%.Rainfall
In Shimokoshikicho Aose, in September, during 17.5 rainfall days, 93mm (3.66") of precipitation is typically accumulated. Throughout the year, there are 190.1 rainfall days, and 1194mm (47.01") of precipitation is accumulated.Snowfall
In Shimokoshikicho Aose, snow does not fall in March through December.Daylight
In September, the average length of the day in Shimokoshikicho Aose is 12h and 22min.On the first day of the month, sunrise is at 05:56 and sunset at 18:45. On the last day of September, sunrise is at 06:14 and sunset at 18:07 JST.
Sunshine
The average sunshine in September in Shimokoshikicho Aose is 8.4h.UV index
In Shimokoshikicho Aose, Japan, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the average person.Note: A typical high UV index of 6 in September suggests the following recommendations:
Fend off overexposure. Sun protection is vital. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Frequently asked questions
What is the usual temperature for Shimokoshikicho Aose in September?
What is the average humidity in September in Shimokoshikicho Aose?
How much does it rain in Shimokoshikicho Aose in September?
When it does not snow in Shimokoshikicho Aose?
What is the average length of the day in September in Shimokoshikicho Aose?
What time are sunrise and sunset in September in Shimokoshikicho Aose?
How long on average sun shines in September in Shimokoshikicho Aose?
What is the UV index reading in September in Shimokoshikicho Aose?
Average temperature in September
Shimokoshikicho Aose, Japan
- Average high temperature in September: 27.1°C
The warmest month (with the highest average high temperature) is August (29.4°C).
The month with the lowest average high temperature is January (10.8°C).
- Average low temperature in September: 22.7°C
The month with the highest average low temperature is August (25.3°C).
The coldest month (with the lowest average low temperature) is January (6.8°C).
Average pressure in September
Shimokoshikicho Aose, Japan
- Average pressure in September: 1011.4mbar
The month with the highest atmospheric pressure is January (1021.7mbar).
The month with the lowest atmospheric pressure is June (1008mbar).
Average wind speed in September
Shimokoshikicho Aose, Japan
- Average wind speed in September: 12.7km/h
The windiest month (with the highest average wind speed) is December (19.8km/h).
The calmest month (with the lowest average wind speed) is June (11.2km/h).
Average humidity in September
Shimokoshikicho Aose, Japan
- Average humidity in September: 79%
The month with the highest relative humidity is July (87%).
The month with the lowest relative humidity is March (72%).
Average rainfall in September
Shimokoshikicho Aose, Japan
- Average rainfall in September: 93mm
The wettest month (with the highest rainfall) is June (261mm).
The driest month (with the least rainfall) is January (44mm).
Average rainfall days in September
Shimokoshikicho Aose, Japan
- Average rainfall days in September: 17.5 days
The month with the highest number of rainy days is July (22.2 days).
The month with the least rainy days is October (11.2 days).
Average snowfall in September
Shimokoshikicho Aose, Japan
- Average snowfall in September: 0mm
The month with the highest snowfall is January (3mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
Shimokoshikicho Aose, Japan
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (1.1 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Shimokoshikicho Aose, Japan
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in September
Shimokoshikicho Aose, Japan
- Average sunshine days in September: 10.5 days
The month with the most sunshine days is October (18.6 days).
The month with the least sunshine days is July (7.5 days).
Average UV index in September
Shimokoshikicho Aose, Japan
- Average UV index in September: 6
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 3).
Average cloud cover in September
Shimokoshikicho Aose, Japan
- Average cloud cover in September: 38
The month with the most cloud cover is June (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Shimokoshikicho Aose, Japan
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, August, September, October, November and December (10km).
The months with the lowest visibility are May, June and July (9km).
Shimokoshikicho Aose, Japan
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