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
The start of September involves a subtle temperature drop, shifting from 28.8°C (83.8°F) in August to a still warm 24.5°C (76.1°F). Nonoichi's nighttime average temperature in September drops marginally from the daytime highs, settling at an enjoyable 19.5°C (67.1°F).Humidity
In Nonoichi, Japan, the average relative humidity in September is 77%.Rainfall
In Nonoichi, in September, it is raining for 14.8 days, with typically 104mm (4.09") of accumulated precipitation. In Nonoichi, during the entire year, the rain falls for 194.8 days and collects up to 1236mm (48.66") of precipitation.Snowfall
In Nonoichi, snow does not fall in May through November.Daylight
In Nonoichi, Japan, the average length of the day in September is 12h and 25min.On the first day of September, sunrise is at 05:24 and sunset at 18:22. On the last day of the month, sunrise is at 05:48 and sunset at 17:38 JST.
Sunshine
The average sunshine in September is 8.7h.UV index
In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health 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:
Put precautions into practice - Ensuring skin and eye safety is a necessity. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Nonoichi have in September?
What is the UV index intensity in September?
Average temperature in September
Nonoichi, Japan
- Average high temperature in September: 24.5°C
The warmest month (with the highest average high temperature) is August (28.8°C).
The month with the lowest average high temperature is January (5°C).
- Average low temperature in September: 19.5°C
The month with the highest average low temperature is August (23.5°C).
The coldest months (with the lowest average low temperature) are January and February (0.8°C).
Average pressure in September
Nonoichi, Japan
- Average pressure in September: 1013.5mbar
The month with the highest atmospheric pressure is February (1019.6mbar).
The month with the lowest atmospheric pressure is June (1009mbar).
Average wind speed in September
Nonoichi, Japan
- Average wind speed in September: 11.3km/h
The windiest month (with the highest average wind speed) is December (16.8km/h).
The calmest month (with the lowest average wind speed) is June (9.6km/h).
Average humidity in September
Nonoichi, Japan
- Average humidity in September: 77%
The month with the highest relative humidity is July (81%).
The months with the lowest relative humidity are April and May (71%).
Average rainfall in September
Nonoichi, Japan
- Average rainfall in September: 104mm
The wettest month (with the highest rainfall) is July (157mm).
The driest month (with the least rainfall) is May (56mm).
Average rainfall days in September
Nonoichi, Japan
- Average rainfall days in September: 14.8 days
The month with the highest number of rainy days is December (22.2 days).
The month with the least rainy days is May (12 days).
Average snowfall in September
Nonoichi, Japan
- Average snowfall in September: 0mm
The month with the highest snowfall is January (341mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Nonoichi, Japan
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.9 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
Nonoichi, Japan
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in September
Nonoichi, Japan
- Average sunshine days in September: 13.5 days
The month with the most sunshine days is May (17.6 days).
The month with the least sunshine days is December (3.6 days).
Average UV index in September
Nonoichi, 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
Nonoichi, Japan
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Nonoichi, Japan
- Average visibility in September: 10km
The months with the highest visibility are April, May, June, August, September, October and November (10km).
The months with the lowest visibility are January, February, March, July and December (9km).
