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 sea temperature 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
The arrival of September is marked by a minor reduction in average high-temperature, sliding from 29.8°C (85.6°F) in August to a still warm 25.8°C (78.4°F). Shiida, during September, witnesses an average low-temperature of 19.5°C (67.1°F).Humidity
In Shiida, Japan, the average relative humidity in September is 81%.Rainfall
In Shiida, in September, it is raining for 15.4 days, with typically 84mm (3.31") of accumulated precipitation. Throughout the year, in Shiida, there are 182.4 rainfall days, and 979mm (38.54") of precipitation is accumulated.Snowfall
In Shiida, Japan, snow does not fall in April through November.Sea temperature
In Shiida, in September, the average water temperature is 25.3°C (77.5°F).Note: Temperatures between 25°C (77°F) and 29°C (84.2°F) are ideal for swimming, diving, and similar water activities, ensuring pleasure and comfort for extended periods without feeling uneasy.
Daylight
The average length of the day in September in Shiida is 12h and 23min.On the first day of September in Shiida, Japan, sunrise is at 05:49 and sunset at 18:41. On the last day of the month, sunrise is at 06:09 and sunset at 18:01 JST.
Sunshine
In September, the average sunshine is 8.2h.UV index
In Shiida, Japan, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: In September, the UV index of 5 transforms into the following advice:
Make use of precautions - It is urged to ward off sun damage. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Warning! Sand and water reflections boost the intensity of UV exposure.
Frequently asked questions
What are the temperatures in Shiida in September?
What is the average humidity in September in Shiida?
How much does it rain in Shiida in September?
When it does not snow in Shiida?
What is the water temperature in September in Shiida?
How many hours of daylight does Shiida have in September?
When are sunrise and sunset in September in Shiida?
How many hours of sunshine does Shiida have in September?
What is the UV index reading in September in Shiida?
Average temperature in September
Shiida, Japan
- Average high temperature in September: 25.8°C
The warmest month (with the highest average high temperature) is August (29.8°C).
The month with the lowest average high temperature is January (7.8°C).
- Average low temperature in September: 19.5°C
The month with the highest average low temperature is August (23.2°C).
The coldest month (with the lowest average low temperature) is January (2.9°C).
Average pressure in September
Shiida, Japan
- Average pressure in September: 1012.3mbar
The month with the highest atmospheric pressure is January (1021.8mbar).
The month with the lowest atmospheric pressure is June (1008.3mbar).
Average wind speed in September
Shiida, Japan
- Average wind speed in September: 8.5km/h
The windiest months (with the highest average wind speed) are January and December (12.4km/h).
The calmest month (with the lowest average wind speed) is June (7.9km/h).
Average humidity in September
Shiida, Japan
- Average humidity in September: 81%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is March (73%).
Average rainfall in September
Shiida, Japan
- Average rainfall in September: 84mm
The wettest month (with the highest rainfall) is July (181mm).
The driest month (with the least rainfall) is November (45mm).
Average rainfall days in September
Shiida, Japan
- Average rainfall days in September: 15.4 days
The month with the highest number of rainy days is July (21.3 days).
The months with the least rainy days are May and October (11.2 days).
Average snowfall in September
Shiida, Japan
- Average snowfall in September: 0mm
The month with the highest snowfall is January (33mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Shiida, Japan
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (5.9 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average sea temperature in September
Shiida, Japan
- Average sea temperature in September: 25.3°C
The best month for swimming (with the highest average sea temperature) is August (26.5°C).
The coldest month (with the lowest average sea temperature) is February (11.8°C).
Average daylight in September /
Average sunshine in September
Shiida, Japan
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in September
Shiida, Japan
- Average sunshine days in September: 12.2 days
The month with the most sunshine days is May (18.4 days).
The month with the least sunshine days is July (8.1 days).
Average UV index in September
Shiida, 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 and December (UV index 2).
Average cloud cover in September
Shiida, Japan
- Average cloud cover in September: 41
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Shiida, Japan
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, August, September, October, November and December (9km).
The months with the lowest visibility are June and July (8km).
Shiida, Japan
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