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
September's arrival subtly correlates with a reduction in the average high-temperature, down from a hot 31.8°C (89.2°F) in August to a moderately hot 27.9°C (82.2°F). Hainuzuka in September anticipates an average nighttime temperature of 20.5°C (68.9°F).Heat index
Throughout September, the heat index is computed to be a tropical 31°C (87.8°F). A sense of exhaustion might occur with extended exposure and activity, potentially causing heat cramps.It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', quantifies the warmth felt when relative humidity is considered. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are extremely significant for babies and toddlers. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.
Humidity
In Hainuzuka, the average relative humidity in September is 76%.Rainfall
In September, in Hainuzuka, the rain falls for 15.3 days. Throughout September, 77mm (3.03") of precipitation is accumulated. In Hainuzuka, during the entire year, the rain falls for 172.5 days and collects up to 1117mm (43.98") of precipitation.Snowfall
April through November are months without snowfall.Daylight
The average length of the day in September in Hainuzuka is 12h and 23min.On the first day of September in Hainuzuka, sunrise is at 05:52 and sunset at 18:43. On the last day of the month, sunrise is at 06:11 and sunset at 18:04 JST.
Sunshine
The average sunshine in September in Hainuzuka is 8.5h.UV index
In September, the average daily maximum UV index in Hainuzuka is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.Note: During September, 5 as the daily maximum UV index converts into the following advice:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Hainuzuka in September?
What is the average humidity in September in Hainuzuka?
How many days does it rain in September in Hainuzuka?
When it does not snow in Hainuzuka?
What is the average length of the day in September in Hainuzuka?
When are sunrise and sunset in September in Hainuzuka?
How long on average sun shines in September in Hainuzuka?
What is the UV index reading in September in Hainuzuka?
Average temperature in September
Hainuzuka, Japan
- Average high temperature in September: 27.9°C
The warmest month (with the highest average high temperature) is August (31.8°C).
The month with the lowest average high temperature is January (9.1°C).
- Average low temperature in September: 20.5°C
The month with the highest average low temperature is August (24.4°C).
The coldest month (with the lowest average low temperature) is January (3.3°C).
Average pressure in September
Hainuzuka, Japan
- Average pressure in September: 1012mbar
The month with the highest atmospheric pressure is January (1022mbar).
The month with the lowest atmospheric pressure is June (1008.2mbar).
Average wind speed in September
Hainuzuka, Japan
- Average wind speed in September: 8.5km/h
The windiest month (with the highest average wind speed) is March (9.9km/h).
The calmest month (with the lowest average wind speed) is June (7.7km/h).
Average humidity in September
Hainuzuka, Japan
- Average humidity in September: 76%
The month with the highest relative humidity is July (81%).
The months with the lowest relative humidity are March, April and May (71%).
Average rainfall in September
Hainuzuka, Japan
- Average rainfall in September: 77mm
The wettest month (with the highest rainfall) is July (223mm).
The driest month (with the least rainfall) is January (45mm).
Average rainfall days in September
Hainuzuka, Japan
- Average rainfall days in September: 15.3 days
The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is October (10.3 days).
Average snowfall in September
Hainuzuka, Japan
- Average snowfall in September: 0mm
The month with the highest snowfall is January (25mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Hainuzuka, Japan
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Hainuzuka, Japan
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in September
Hainuzuka, Japan
- Average sunshine days in September: 12.6 days
The month with the most sunshine days is October (19.1 days).
The month with the least sunshine days is July (7.8 days).
Average UV index in September
Hainuzuka, 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
Hainuzuka, Japan
- Average cloud cover in September: 37
The month with the most cloud cover is June (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 31).
Average visibility in September
Hainuzuka, Japan
- Average visibility in September: 9km
The months with the highest visibility are October and November (10km).
The months with the lowest visibility are June and July (8km).
