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
September
Weather in September
Temperature
As August shifts into September, a minor alteration in temperatures is observed, with average highs reducing from a moderately hot 29.9°C (85.8°F) to a still warm 25.5°C (77.9°F). The average temperature during September nights in Azu is registered at a refreshing 19.1°C (66.4°F).Humidity
The average relative humidity in September is 77%.Rainfall
In September, the rain falls for 18.3 days. Throughout September, 121mm (4.76") of precipitation is accumulated. Throughout the year, in Azu, there are 187.4 rainfall days, and 1055mm (41.54") of precipitation is accumulated.Snowfall
In Azu, snow does not fall in April through October.Daylight
The average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 05:14 and sunset at 18:10. On the last day of September, sunrise is at 05:36 and sunset at 17:28 JST.
Sunshine
The average sunshine in September is 8h.UV index
In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability 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:
Take precautions - Protection against sun damage is advised. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Azu?
What is the average humidity in September in Azu?
How many days does it rain in September in Azu?
When it does not snow in Azu?
What is the average length of the day in September in Azu?
What time are sunrise and sunset in September in Azu?
How many hours of sunshine does Azu have in September?
What is the UV index reading in September in Azu?
Average temperature in September
Azu, Japan
- Average high temperature in September: 25.5°C
The warmest month (with the highest average high temperature) is August (29.9°C).
The month with the lowest average high temperature is January (7.3°C).
- Average low temperature in September: 19.1°C
The month with the highest average low temperature is August (23.1°C).
The coldest month (with the lowest average low temperature) is January (0.2°C).
Average pressure in September
Azu, Japan
- Average pressure in September: 1013.6mbar
The month with the highest atmospheric pressure is November (1018.3mbar).
The month with the lowest atmospheric pressure is June (1009.2mbar).
Average wind speed in September
Azu, Japan
- Average wind speed in September: 9.2km/h
The windiest month (with the highest average wind speed) is April (11.2km/h).
The calmest month (with the lowest average wind speed) is November (8.7km/h).
Average humidity in September
Azu, Japan
- Average humidity in September: 77%
The months with the highest relative humidity are June and July (79%).
The month with the lowest relative humidity is January (63%).
Average rainfall in September
Azu, Japan
- Average rainfall in September: 121mm
The wettest month (with the highest rainfall) is October (154mm).
The driest month (with the least rainfall) is February (40mm).
Average rainfall days in September
Azu, Japan
- Average rainfall days in September: 18.3 days
The month with the highest number of rainy days is July (22.5 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in September
Azu, Japan
- Average snowfall in September: 0mm
The month with the highest snowfall is February (69mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Azu, Japan
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.8 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
Azu, 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: 6h and 6min).
Average sunshine days in September
Azu, Japan
- Average sunshine days in September: 8.1 days
The month with the most sunshine days is January (20 days).
The month with the least sunshine days is July (3.8 days).
Average UV index in September
Azu, 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, February and December (UV index 2).
Average cloud cover in September
Azu, Japan
- Average cloud cover in September: 41
The month with the most cloud cover is June (Cloud cover 45).
The month with the least cloud cover is January (Cloud cover 26).
Average visibility in September
Azu, Japan
- Average visibility in September: 9km
The months with the highest visibility are January, February, November and December (10km).
The months with the lowest visibility are March, April, May, June, July, August, September and October (9km).
