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 sea temperature 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 arrival of September correlates with a minor temperature reduction, down from August's hot 30°C (86°F) to a warm 26.1°C (79°F). An average low-temperature of 20.4°C (68.7°F) is noted in Kakogawa, Japan, during the month of September.Humidity
In September, the average relative humidity is 78%.Rainfall
In Kakogawa, in September, during 15.5 rainfall days, 82mm (3.23") of precipitation is typically accumulated. Throughout the year, in Kakogawa, there are 166.4 rainfall days, and 586mm (23.07") of precipitation is accumulated.Snowfall
April through November are months without snowfall in Kakogawa.Sea temperature
In September, the average sea temperature is 26.2°C (79.2°F).Note: Temperatures between 25°C (77°F) and 29°C (84.2°F) in water are ideal for swimming, diving, and other activities, providing enjoyment and comfort for extended durations.
Daylight
In Kakogawa, the average length of the day in September is 12h and 24min.On the first day of the month, sunrise is at 05:33 and sunset at 18:27. On the last day of September, sunrise is at 05:54 and sunset at 17:46 JST.
Sunshine
The average sunshine in September is 9.2h.UV index
The average daily maximum UV index in September in Kakogawa is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 5 in September converts into the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Caution! The Sun's UV intensity grows with reflections off sand and water.
Frequently asked questions
What is the usual temperature for Kakogawa in September?
What is the average humidity in September in Kakogawa?
How much does it rain in Kakogawa in September?
When it does not snow in Kakogawa?
How warm is the water in September in Kakogawa?
What is the average length of the day in September in Kakogawa?
When is the sunrise / sunset in September in Kakogawa?
How many hours of sunshine does Kakogawa have in September?
What is the UV index reading in September in Kakogawa?
Average temperature in September
Kakogawa, Japan
- Average high temperature in September: 26.1°C
The warmest month (with the highest average high temperature) is August (30°C).
The month with the lowest average high temperature is January (7.8°C).
- Average low temperature in September: 20.4°C
The month with the highest average low temperature is August (24.3°C).
The coldest month (with the lowest average low temperature) is January (3.1°C).
Average pressure in September
Kakogawa, Japan
- Average pressure in September: 1012.7mbar
The month with the highest atmospheric pressure is February (1020.1mbar).
The month with the lowest atmospheric pressure is June (1008.7mbar).
Average wind speed in September
Kakogawa, Japan
- Average wind speed in September: 10.6km/h
The windiest month (with the highest average wind speed) is January (15.2km/h).
The calmest month (with the lowest average wind speed) is June (9.4km/h).
Average humidity in September
Kakogawa, Japan
- Average humidity in September: 78%
The month with the highest relative humidity is July (83%).
The months with the lowest relative humidity are March and April (72%).
Average rainfall in September
Kakogawa, Japan
- Average rainfall in September: 82mm
The wettest month (with the highest rainfall) is July (106mm).
The driest month (with the least rainfall) is February (20mm).
Average rainfall days in September
Kakogawa, Japan
- Average rainfall days in September: 15.5 days
The month with the highest number of rainy days is July (19.6 days).
The month with the least rainy days is May (10.3 days).
Average snowfall in September
Kakogawa, Japan
- Average snowfall in September: 0mm
The month with the highest snowfall is January (28mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Kakogawa, Japan
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.9 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average sea temperature in September
Kakogawa, Japan
- Average sea temperature in September: 26.2°C
The best month for swimming (with the highest average sea temperature) is August (27.5°C).
The coldest month (with the lowest average sea temperature) is March (13.9°C).
Average daylight in September /
Average sunshine in September
Kakogawa, Japan
- Average daylight in September: 12h and 2min
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: 9h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The months with the least sunshine are January and February (Average sunshine: 5h and 0min).
Average sunshine days in September
Kakogawa, Japan
- Average sunshine days in September: 12.3 days
The month with the most sunshine days is May (18.5 days).
The month with the least sunshine days is August (8.8 days).
Average UV index in September
Kakogawa, 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
Kakogawa, Japan
- Average cloud cover in September: 36
The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Kakogawa, Japan
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, August, September, October, November and December (10km).
The months with the lowest visibility are June and July (9km).
Kakogawa, Japan
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