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
In September, the average high-temperature marginally drops from a hot 31.3°C (88.3°F) in August to a moderately hot 26.5°C (79.7°F). Motegi observes an average low-temperature of 19°C (66.2°F) during September nights.Humidity
In September, the average relative humidity is 76%.Rainfall
In Motegi, during September, the rain falls for 15 days and regularly aggregates up to 78mm (3.07") of precipitation. Throughout the year, in Motegi, Japan, there are 156.8 rainfall days, and 657mm (25.87") of precipitation is accumulated.Snowfall
In Motegi, Japan, snow does not fall in April through October and December.Daylight
The average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 05:10 and sunset at 18:07. On the last day of September, in Motegi, Japan, sunrise is at 05:33 and sunset at 17:24 JST.
Sunshine
In September, the average sunshine is 7.5h.UV index
The average daily maximum UV index in September in Motegi, Japan, is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, an average UV index of 5 transforms into the following instructions:
Put precautions into practice - Protective measures against sun-induced damage are advised. Around midday, solar radiation is most harmful; hence, exposure should be limited. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Frequently asked questions
What are the temperatures in Motegi in September?
What is the average humidity in September in Motegi?
How much does it rain in Motegi in September?
When it does not snow in Motegi?
What is the average length of the day in September in Motegi?
When are sunrise and sunset in September in Motegi?
How many hours of sunshine does Motegi have in September?
What is the UV index reading in September in Motegi?
Average temperature in September
Motegi, Japan
- Average high temperature in September: 26.5°C
The warmest month (with the highest average high temperature) is August (31.3°C).
The month with the lowest average high temperature is January (7.3°C).
- Average low temperature in September: 19°C
The month with the highest average low temperature is August (23°C).
The coldest month (with the lowest average low temperature) is January (-0.1°C).
Average pressure in September
Motegi, Japan
- Average pressure in September: 1013.9mbar
The month with the highest atmospheric pressure is November (1018.5mbar).
The month with the lowest atmospheric pressure is June (1009.3mbar).
Average wind speed in September
Motegi, Japan
- Average wind speed in September: 8.1km/h
The windiest month (with the highest average wind speed) is April (9.8km/h).
The calmest month (with the lowest average wind speed) is November (7.2km/h).
Average humidity in September
Motegi, Japan
- Average humidity in September: 76%
The month with the highest relative humidity is July (79%).
The month with the lowest relative humidity is January (61%).
Average rainfall in September
Motegi, Japan
- Average rainfall in September: 78mm
The wettest month (with the highest rainfall) is July (87mm).
The driest month (with the least rainfall) is December (20mm).
Average rainfall days in September
Motegi, Japan
- Average rainfall days in September: 15 days
The month with the highest number of rainy days is July (19.9 days).
The month with the least rainy days is January (7 days).
Average snowfall in September
Motegi, Japan
- Average snowfall in September: 0mm
The month with the highest snowfall is February (33mm).
The months with the least snowfall are April, May, June, July, August, September, October and December (0mm).
Average snowfall days in September
Motegi, Japan
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Motegi, 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: 7h and 3min
The month with the most sunshine is August (Average sunshine: 9h and 30min).
The months with the least sunshine are February and November (Average sunshine: 6h and 6min).
Average sunshine days in September
Motegi, Japan
- Average sunshine days in September: 11.6 days
The month with the most sunshine days is January (22.4 days).
The month with the least sunshine days is June (8 days).
Average UV index in September
Motegi, 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
Motegi, Japan
- Average cloud cover in September: 44
The month with the most cloud cover is June (Cloud cover 50).
The month with the least cloud cover is January (Cloud cover 28).
Average visibility in September
Motegi, Japan
- Average visibility in September: 9km
The months with the highest visibility are January, February, March and December (10km).
The month with the lowest visibility is July (8km).
Motegi, Japan
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