September weather forecastKatsuragi, Japan
September weather forecast for Katsuragi, Japan: The first month of the autumn, September, is also a moderately hot month in Katsuragi, Japan, with an average temperature ranging between min 18.5°C (65.3°F) and max 26.5°C (79.7°F). In Katsuragi, Japan, during September, the rain falls for 12.3 days and regularly aggregates up to 35mm (1.38") of precipitation.
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Katsuragi, Japan, with an average temperature ranging between min 18.5°C (65.3°F) and max 26.5°C (79.7°F).Temperature
Katsuragi's weather subtly changes with the onset of September, barely falling from a hot 31°C (87.8°F) in August to a moderately hot 26.5°C (79.7°F). Katsuragi sees an average low-temperature of 18.5°C (65.3°F) during September.Humidity
In September, the average relative humidity is 79%.Rainfall
In Katsuragi, Japan, during September, the rain falls for 12.3 days and regularly aggregates up to 35mm (1.38") of precipitation. Throughout the year, there are 137.5 rainfall days, and 374mm (14.72") of precipitation is accumulated.Snowfall
April through November are months without snowfall.Daylight
The average length of the day in September is 12h and 24min.On the first day of the month, sunrise is at 05:30 and sunset at 18:23. On the last day of September, sunrise is at 05:51 and sunset at 17:43 JST.
Sunshine
In September, the average sunshine is 8.4h.UV index
The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: A maximum high UV index of 5 in September translates into the following recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Katsuragi, Japan
- Average high temperature in September: 26.5°C
The warmest month (with the highest average high temperature) is August (31°C).
The month with the lowest average high temperature is January (6.6°C).
- Average low temperature in September: 18.5°C
The month with the highest average low temperature is August (22.9°C).
The coldest month (with the lowest average low temperature) is January (0.4°C).
Average pressure in September
Katsuragi, Japan
- Average pressure in September: 1012.7mbar
The month with the highest atmospheric pressure is February (1019.5mbar).
The month with the lowest atmospheric pressure is June (1008.9mbar).
Average wind speed in September
Katsuragi, Japan
- Average wind speed in September: 6.2km/h
The windiest month (with the highest average wind speed) is January (9.3km/h).
The calmest months (with the lowest average wind speed) are June, August and September (6.2km/h).
Average humidity in September
Katsuragi, Japan
- Average humidity in September: 79%
The month with the highest relative humidity is July (80%).
The month with the lowest relative humidity is May (71%).
Average rainfall in September
Katsuragi, Japan
- Average rainfall in September: 35mm
The wettest month (with the highest rainfall) is July (73mm).
The driest month (with the least rainfall) is January (14mm).
Average rainfall days in September
Katsuragi, Japan
- Average rainfall days in September: 12.3 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is February (7.3 days).
Average snowfall in September
Katsuragi, Japan
- Average snowfall in September: 0mm
The month with the highest snowfall is February (10mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Katsuragi, Japan
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (4.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Katsuragi, Japan
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in September: 8h and 24min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in September
Katsuragi, Japan
- Average sunshine days in September: 15 days
The month with the most sunshine days is May (19.9 days).
The month with the least sunshine days is July (10.9 days).
Average UV index in September
Katsuragi, 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 and December (UV index 2).
Average cloud cover in September
Katsuragi, Japan
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Katsuragi, Japan
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, April, May, August, November and December (9km).
The months with the lowest visibility are June, July, September and October (8km).
