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
With the onset of September, the average high-temperature subtly recedes from August's hot 31.4°C (88.5°F) to a warm 26.9°C (80.4°F). Nighttime temperature in Ikoma, Japan, experiences an average drop to an enjoyable 19.2°C (66.6°F) in September.Humidity
In September, the average relative humidity in Ikoma is 77%.Rainfall
In Ikoma, in September, during 15 rainfall days, 94mm (3.7") of precipitation is typically accumulated. Throughout the year, in Ikoma, Japan, there are 163.2 rainfall days, and 920mm (36.22") of precipitation is accumulated.Snowfall
April through November are months without snowfall.Daylight
In September, the average length of the day in Ikoma is 12h and 24min.On the first day of September, sunrise is at 05:30 and sunset at 18:24. On the last day of the month, sunrise is at 05:51 and sunset at 17:43 JST.
Sunshine
In September, the average sunshine is 9h.UV index
The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: A maximum high UV index of 5 in September translates into the following recommendations:
Take measures. Individuals with light skin might experience burns in under 30 minutes. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Frequently asked questions
What is the average September temperature in Ikoma?
What is the average humidity in September in Ikoma?
How many days does it rain in September in Ikoma?
When it does not snow in Ikoma?
How many hours of daylight does Ikoma have in September?
When is the sunrise / sunset in September in Ikoma?
How long on average sun shines in September in Ikoma?
What is the UV index intensity in September in Ikoma?
Average temperature in September
Ikoma, Japan
- Average high temperature in September: 26.9°C
The warmest month (with the highest average high temperature) is August (31.4°C).
The month with the lowest average high temperature is January (7°C).
- Average low temperature in September: 19.2°C
The month with the highest average low temperature is August (23.5°C).
The coldest month (with the lowest average low temperature) is January (1.3°C).
Average pressure in September
Ikoma, Japan
- Average pressure in September: 1012.8mbar
The month with the highest atmospheric pressure is February (1019.7mbar).
The month with the lowest atmospheric pressure is June (1008.8mbar).
Average wind speed in September
Ikoma, Japan
- Average wind speed in September: 7.2km/h
The windiest month (with the highest average wind speed) is January (9.5km/h).
The calmest month (with the lowest average wind speed) is June (7.1km/h).
Average humidity in September
Ikoma, Japan
- Average humidity in September: 77%
The month with the highest relative humidity is July (79%).
The month with the lowest relative humidity is May (70%).
Average rainfall in September
Ikoma, Japan
- Average rainfall in September: 94mm
The wettest month (with the highest rainfall) is July (160mm).
The driest month (with the least rainfall) is January (34mm).
Average rainfall days in September
Ikoma, Japan
- Average rainfall days in September: 15 days
The month with the highest number of rainy days is July (21.7 days).
The month with the least rainy days is February (9.1 days).
Average snowfall in September
Ikoma, Japan
- Average snowfall in September: 0mm
The month with the highest snowfall is January (27mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Ikoma, Japan
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.3 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
Ikoma, 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: 9h and 54min).
- Average sunshine in September: 9h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The months with the least sunshine are January and February (Average sunshine: 4h and 54min).
Average sunshine days in September
Ikoma, Japan
- Average sunshine days in September: 12.7 days
The month with the most sunshine days is December (18.5 days).
The month with the least sunshine days is July (7.3 days).
Average UV index in September
Ikoma, 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
Ikoma, Japan
- Average cloud cover in September: 36
The months with the most cloud cover are January and February (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Ikoma, Japan
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (9km).
The month with the lowest visibility is July (8km).
Ikoma, Japan
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