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
During the shift to September, Yoshihama records a mild decrease in average high-temperature, moving from a warm 28.5°C (83.3°F) in August to a still moderately hot 24.9°C (76.8°F). Yoshihama in September observes a slight diminution in temperature from daily highs, recording a low-temperature average of 20.1°C (68.2°F).Humidity
The average relative humidity in September in Yoshihama is 81%.Rainfall
In Yoshihama, during September, the rain falls for 16.5 days and regularly aggregates up to 141mm (5.55") of precipitation. Throughout the year, there are 174.9 rainfall days, and 1233mm (48.54") of precipitation is accumulated.Snowfall
March through December are months without snowfall.Daylight
In Yoshihama, the average length of the day in September is 12h and 25min.On the first day of September in Yoshihama, sunrise is at 05:16 and sunset at 18:10. On the last day of the month, sunrise is at 05:37 and sunset at 17:29 JST.
Sunshine
In September, the average sunshine is 8h.UV index
The average daily maximum UV index in September in Yoshihama is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum UV index of 5 during September translates into these guidelines:
Ensure safety - Imperative it is to shield skin and eyes from damage. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Frequently asked questions
What is the temperature in September in Yoshihama?
What is the average humidity in September in Yoshihama?
How many days does it rain in September in Yoshihama?
When it does not snow in Yoshihama?
How many hours of daylight does Yoshihama have in September?
When is the sunrise / sunset in September in Yoshihama?
How many hours of sunshine does Yoshihama have in September?
How high is the UV index in September in Yoshihama?
Average temperature in September
Yoshihama, Japan
- Average high temperature in September: 24.9°C
The warmest month (with the highest average high temperature) is August (28.5°C).
The month with the lowest average high temperature is January (8.3°C).
- Average low temperature in September: 20.1°C
The month with the highest average low temperature is August (23.3°C).
The coldest month (with the lowest average low temperature) is January (2.8°C).
Average pressure in September
Yoshihama, Japan
- Average pressure in September: 1013.2mbar
The month with the highest atmospheric pressure is November (1018.1mbar).
The month with the lowest atmospheric pressure is June (1009.1mbar).
Average wind speed in September
Yoshihama, Japan
- Average wind speed in September: 12.5km/h
The windiest month (with the highest average wind speed) is March (15.2km/h).
The calmest month (with the lowest average wind speed) is August (11.7km/h).
Average humidity in September
Yoshihama, Japan
- Average humidity in September: 81%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is January (67%).
Average rainfall in September
Yoshihama, Japan
- Average rainfall in September: 141mm
The wettest month (with the highest rainfall) is July (165mm).
The driest month (with the least rainfall) is January (52mm).
Average rainfall days in September
Yoshihama, Japan
- Average rainfall days in September: 16.5 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is January (8.6 days).
Average snowfall in September
Yoshihama, Japan
- Average snowfall in September: 0mm
The month with the highest snowfall is February (28mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
Yoshihama, Japan
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.2 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
Yoshihama, 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 0min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 5h and 24min).
Average sunshine days in September
Yoshihama, Japan
- Average sunshine days in September: 9.9 days
The month with the most sunshine days is January (19.9 days).
The month with the least sunshine days is July (8.5 days).
Average UV index in September
Yoshihama, Japan
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and February (UV index 2).
Average cloud cover in September
Yoshihama, Japan
- Average cloud cover in September: 42
The month with the most cloud cover is June (Cloud cover 48).
The month with the least cloud cover is January (Cloud cover 29).
Average visibility in September
Yoshihama, Japan
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, August, October, November and December (10km).
The months with the lowest visibility are April, May, June, July and September (9km).
Yoshihama, Japan
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