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
The shift from August to September includes a small decrease in the average high-temperature, from a hot 31.5°C (88.7°F) to a moderately hot 27.3°C (81.1°F). An average low-temperature of 21.4°C (70.5°F) is recorded in the month of September in Kugayama.Heat index
Throughout September, the heat index is calculated to be 29°C (84.2°F). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.Be aware that heat index ratings are designed for shaded locations and minor breezes. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'feels like', embodies the combination of air temperature and moisture content to illustrate perceived heat. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. 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 hold great significance to children. 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
The average relative humidity in September in Kugayama is 71%.Rainfall
September is the month with the most rainfall in Kugayama. Rain falls for 12.3 days and accumulates 53mm (2.09") of precipitation.Snowfall
In Kugayama, snow does not fall in April through December.Daylight
In Kugayama, the average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 05:13 and sunset at 18:09. On the last day of September, sunrise is at 05:35 and sunset at 17:27 JST.
Sunshine
The average sunshine in September is 7.8h.UV index
The average daily maximum UV index in September in Kugayama, Japan, is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 5 during September translates into the following directions:
Ensure safety - Sun damage prevention is strongly urged. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Frequently asked questions
What are September temperatures in Kugayama?
What is the average humidity in September in Kugayama?
What is the wettest month in Kugayama?
How many days does it rain in September in Kugayama?
When it does not snow in Kugayama?
How many hours of daylight does Kugayama have in September?
What time are sunrise and sunset in September in Kugayama?
How many hours of sunshine does Kugayama have in September?
How high is the UV index in September in Kugayama?
Average temperature in September
Kugayama, Japan
- Average high temperature in September: 27.3°C
The warmest month (with the highest average high temperature) is August (31.5°C).
The month with the lowest average high temperature is January (8.8°C).
- Average low temperature in September: 21.4°C
The month with the highest average low temperature is August (25.2°C).
The coldest month (with the lowest average low temperature) is January (2.5°C).
Average pressure in September
Kugayama, Japan
- Average pressure in September: 1013.4mbar
The month with the highest atmospheric pressure is November (1018.2mbar).
The month with the lowest atmospheric pressure is June (1009.2mbar).
Average wind speed in September
Kugayama, Japan
- Average wind speed in September: 12km/h
The windiest month (with the highest average wind speed) is April (14.2km/h).
The calmest month (with the lowest average wind speed) is November (11.2km/h).
Average humidity in September
Kugayama, Japan
- Average humidity in September: 71%
The month with the highest relative humidity is July (75%).
The month with the lowest relative humidity is January (58%).
Average rainfall in September
Kugayama, Japan
- Average rainfall in September: 53mm
The wettest month (with the highest rainfall) is September (53mm).
The driest month (with the least rainfall) is February (9mm).
Average rainfall days in September
Kugayama, Japan
- Average rainfall days in September: 12.3 days
The month with the highest number of rainy days is July (14.6 days).
The month with the least rainy days is December (4.1 days).
Average snowfall in September
Kugayama, Japan
- Average snowfall in September: 0mm
The month with the highest snowfall is February (5mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
Kugayama, Japan
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Kugayama, 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: 7h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 6h and 0min).
Average sunshine days in September
Kugayama, Japan
- Average sunshine days in September: 15.6 days
The month with the most sunshine days is December (25.3 days).
The month with the least sunshine days is June (13.7 days).
Average UV index in September
Kugayama, Japan
- Average UV index in September: 5
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in September
Kugayama, Japan
- Average cloud cover in September: 41
The months with the most cloud cover are June and October (Cloud cover 43).
The month with the least cloud cover is January (Cloud cover 27).
Average visibility in September
Kugayama, Japan
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (10km).
The month with the lowest visibility is July (9km).
Kugayama, Japan
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