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
Onset of September comes with a temperature decline, the average high falling from a warm 27.2°C (81°F) in August to a pleasant 22.2°C (72°F). In Oishida, an average low-temperature of 13.6°C (56.5°F) is recorded during September nights.Humidity
In Oishida, the average relative humidity in September is 87%.Rainfall
In Oishida, in September, it is raining for 18.7 days, with typically 85mm (3.35") of accumulated precipitation. Throughout the year, in Oishida, there are 198.4 rainfall days, and 1328mm (52.28") of precipitation is accumulated.Snowfall
In Oishida, Japan, snow does not fall in May through October.Daylight
In September, the average length of the day is 12h and 27min.On the first day of September, sunrise is at 05:07 and sunset at 18:09. On the last day of the month, sunrise is at 05:33 and sunset at 17:23 JST.
Sunshine
In Oishida, the average sunshine in September is 6.3h.UV index
The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, the maximum UV index of 4 transforms into these recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Frequently asked questions
What are the temperatures in Oishida in September?
What is the average humidity in September in Oishida?
How much does it rain in Oishida in September?
When it does not snow in Oishida?
How many hours of daylight does Oishida have in September?
When is the sunrise / sunset in September in Oishida?
How long on average sun shines in September in Oishida?
What is the UV index reading in September in Oishida?
Average temperature in September
Oishida, Japan
- Average high temperature in September: 22.2°C
The warmest month (with the highest average high temperature) is August (27.2°C).
The month with the lowest average high temperature is January (-0.6°C).
- Average low temperature in September: 13.6°C
The month with the highest average low temperature is August (18.3°C).
The coldest month (with the lowest average low temperature) is February (-5.8°C).
Average pressure in September
Oishida, Japan
- Average pressure in September: 1014mbar
The month with the highest atmospheric pressure is November (1018.8mbar).
The months with the lowest atmospheric pressure are June and July (1009.2mbar).
Average wind speed in September
Oishida, Japan
- Average wind speed in September: 7.3km/h
The windiest month (with the highest average wind speed) is January (12km/h).
The calmest month (with the lowest average wind speed) is August (6.3km/h).
Average humidity in September
Oishida, Japan
- Average humidity in September: 87%
The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is May (77%).
Average rainfall in September
Oishida, Japan
- Average rainfall in September: 85mm
The wettest month (with the highest rainfall) is July (179mm).
The driest month (with the least rainfall) is November (76mm).
Average rainfall days in September
Oishida, Japan
- Average rainfall days in September: 18.7 days
The month with the highest number of rainy days is July (24.8 days).
The month with the least rainy days is January (7.6 days).
Average snowfall in September
Oishida, Japan
- Average snowfall in September: 0mm
The month with the highest snowfall is January (928mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Oishida, Japan
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (27.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Oishida, Japan
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 6h and 2min
The month with the most sunshine is May (Average sunshine: 8h and 24min).
The month with the least sunshine is January (Average sunshine: 1h and 42min).
Average sunshine days in September
Oishida, Japan
- Average sunshine days in September: 8.3 days
The month with the most sunshine days is May (12.8 days).
The month with the least sunshine days is January (0.9 days).
Average UV index in September
Oishida, Japan
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in September
Oishida, Japan
- Average cloud cover in September: 58
The month with the most cloud cover is January (Cloud cover 81).
The month with the least cloud cover is May (Cloud cover 47).
Average visibility in September
Oishida, Japan
- Average visibility in September: 6km
The months with the highest visibility are April, May and November (8km).
The month with the lowest visibility is January (5km).
Oishida, Japan
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