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, the average high-temperature subtly recedes from August's 29.3°C (84.7°F) to a still warm 24.4°C (75.9°F). In Yabu, an average low-temperature of 18.2°C (64.8°F) is recorded during September nights.Humidity
In Yabu, the average relative humidity in September is 85%.Rainfall
In Yabu, in September, during 20 rainfall days, 191mm (7.52") of precipitation is typically accumulated. Throughout the year, there are 218 rainfall days, and 1407mm (55.39") of precipitation is accumulated.Snowfall
In Yabu, Japan, snow does not fall in May through November.Daylight
In Yabu, the average length of the day in September is 12h and 25min.On the first day of September, sunrise is at 05:33 and sunset at 18:28. On the last day of the month, sunrise is at 05:55 and sunset at 17:46 JST.
Sunshine
In Yabu, Japan, the average sunshine in September is 7.5h.UV index
In Yabu, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index of 5 during September leads to these instructions:
Undertake protective steps - Recommendations to avoid sunburn are issued. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Frequently asked questions
What is the average September temperature in Yabu?
What is the average humidity in September in Yabu?
How much does it rain in Yabu in September?
When it does not snow in Yabu?
What is the average length of the day in September in Yabu?
What time are sunrise and sunset in September in Yabu?
How long on average sun shines in September in Yabu?
What is the UV index reading in September in Yabu?
Average temperature in September
Yabu, Japan
- Average high temperature in September: 24.4°C
The warmest month (with the highest average high temperature) is August (29.3°C).
The month with the lowest average high temperature is January (5.5°C).
- Average low temperature in September: 18.2°C
The month with the highest average low temperature is August (21.8°C).
The coldest month (with the lowest average low temperature) is February (0.8°C).
Average pressure in September
Yabu, Japan
- Average pressure in September: 1012.8mbar
The month with the highest atmospheric pressure is February (1020.2mbar).
The month with the lowest atmospheric pressure is June (1008.6mbar).
Average wind speed in September
Yabu, Japan
- Average wind speed in September: 8.8km/h
The windiest months (with the highest average wind speed) are January and December (14.1km/h).
The calmest months (with the lowest average wind speed) are June and August (7.7km/h).
Average humidity in September
Yabu, Japan
- Average humidity in September: 85%
The month with the highest relative humidity is July (87%).
The months with the lowest relative humidity are April and May (77%).
Average rainfall in September
Yabu, Japan
- Average rainfall in September: 191mm
The wettest month (with the highest rainfall) is July (203mm).
The driest month (with the least rainfall) is February (67mm).
Average rainfall days in September
Yabu, Japan
- Average rainfall days in September: 20 days
The month with the highest number of rainy days is July (24.4 days).
The month with the least rainy days is February (12.7 days).
Average snowfall in September
Yabu, Japan
- Average snowfall in September: 0mm
The month with the highest snowfall is January (281mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Yabu, Japan
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.8 days).
The months with the least snowfall days are May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Yabu, 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 3min
The month with the most sunshine is August (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days in September
Yabu, Japan
- Average sunshine days in September: 7.2 days
The month with the most sunshine days is May (14.8 days).
The month with the least sunshine days is January (4.3 days).
Average UV index in September
Yabu, Japan
- Average UV index in September: 5
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in September
Yabu, Japan
- Average cloud cover in September: 50
The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is May (Cloud cover 39).
Average visibility in September
Yabu, Japan
- Average visibility in September: 8km
The months with the highest visibility are February, March, April, May, October, November and December (9km).
The months with the lowest visibility are January, June, July, August and September (8km).
Yabu, Japan
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