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
In September, the meteorological conditions change slightly, with the average high-temperature moving from a warm 23°C (73.4°F) in August to a comfortable 19.5°C (67.1°F). During September, the nighttime temperature averages to a still refreshing 13.2°C (55.8°F).Humidity
In Oshoro, the average relative humidity in September is 83%.Rainfall
In Oshoro, in September, during 18.3 rainfall days, 86mm (3.39") of precipitation is typically accumulated. In Oshoro, during the entire year, the rain falls for 151.8 days and collects up to 851mm (33.5") of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Oshoro, the average length of the day in September is 12h and 31min.On the first day of September, sunrise is at 05:00 and sunset at 18:12. On the last day of the month, sunrise is at 05:32 and sunset at 17:20 JST.
Sunshine
In September, the average sunshine is 7.7h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: A maximum UV index of 4 in September translates into the following recommendations:
Preventative actions are necessary - Recommendations to ward off sunburn are given. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Oshoro in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow in Oshoro?
Does it snow in September?
How many hours of daylight does Oshoro have in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Oshoro have in September?
What is the UV index reading in September?
Average temperature in September
Oshoro, Japan
- Average high temperature in September: 19.5°C
The warmest month (with the highest average high temperature) is August (23°C).
The month with the lowest average high temperature is January (-3.3°C).
- Average low temperature in September: 13.2°C
The month with the highest average low temperature is August (16.8°C).
The coldest month (with the lowest average low temperature) is February (-8.2°C).
Average pressure in September
Oshoro, Japan
- Average pressure in September: 1013.4mbar
The month with the highest atmospheric pressure is November (1016.1mbar).
The month with the lowest atmospheric pressure is July (1008.5mbar).
Average wind speed in September
Oshoro, Japan
- Average wind speed in September: 11.9km/h
The windiest month (with the highest average wind speed) is December (19km/h).
The calmest month (with the lowest average wind speed) is July (9.2km/h).
Average humidity in September
Oshoro, Japan
- Average humidity in September: 83%
The month with the highest relative humidity is July (88%).
The months with the lowest relative humidity are April and October (79%).
Average rainfall in September
Oshoro, Japan
- Average rainfall in September: 86mm
The wettest month (with the highest rainfall) is August (119mm).
The driest month (with the least rainfall) is April (43mm).
Average rainfall days in September
Oshoro, Japan
- Average rainfall days in September: 18.3 days
The month with the highest number of rainy days is July (20.2 days).
The month with the least rainy days is February (2.5 days).
Average snowfall in September
Oshoro, Japan
- Average snowfall in September: 0mm
The month with the highest snowfall is January (369mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Oshoro, Japan
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (26 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Oshoro, Japan
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 7h and 4min
The months with the most sunshine are May and August (Average sunshine: 8h and 24min).
The month with the least sunshine is January (Average sunshine: 1h and 12min).
Average sunshine days in September
Oshoro, Japan
- Average sunshine days in September: 9.2 days
The month with the most sunshine days is May (14.8 days).
The month with the least sunshine days is January (3.1 days).
Average UV index in September
Oshoro, Japan
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in September
Oshoro, Japan
- Average cloud cover in September: 42
The month with the most cloud cover is January (Cloud cover 89).
The month with the least cloud cover is September (Cloud cover 42).
Average visibility in September
Oshoro, Japan
- Average visibility in September: 9km
The month with the highest visibility is October (10km).
The month with the lowest visibility is January (7km).
