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 meteorological conditions change slightly, with the average high-temperature moving from a warm 26.5°C (79.7°F) in August to an agreeable 22.8°C (73°F). During September, the nighttime temperature averages of 15.5°C (59.9°F).Humidity
In September, the average relative humidity in Imabetsu is 80%.Rainfall
In Imabetsu, Japan, during September, the rain falls for 14.1 days and regularly aggregates up to 70mm (2.76") of precipitation. In Imabetsu, during the entire year, the rain falls for 149 days and collects up to 704mm (27.72") of precipitation.Snowfall
In Imabetsu, snow does not fall in May through October.Daylight
The average length of the day in September in Imabetsu is 12h and 29min.On the first day of September in Imabetsu, sunrise is at 05:04 and sunset at 18:11. On the last day of the month, sunrise is at 05:33 and sunset at 17:22 JST.
Sunshine
In September, the average sunshine is 8h.UV index
In Imabetsu, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 4 in September converts into the following recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Direct Sun exposure should be minimized especially during midday when radiation is most intense. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Frequently asked questions
What is the temperature in September in Imabetsu?
What is the average humidity in September in Imabetsu?
How much does it rain in Imabetsu in September?
When it does not snow in Imabetsu?
How many hours of daylight does Imabetsu have in September?
What time are sunrise and sunset in September in Imabetsu?
How many hours of sunshine does Imabetsu have in September?
What is the UV index reading in September in Imabetsu?
Average temperature in September
Imabetsu, Japan
- Average high temperature in September: 22.8°C
The warmest month (with the highest average high temperature) is August (26.5°C).
The month with the lowest average high temperature is January (-0.3°C).
- Average low temperature in September: 15.5°C
The month with the highest average low temperature is August (19.1°C).
The coldest month (with the lowest average low temperature) is February (-5°C).
Average pressure in September
Imabetsu, Japan
- Average pressure in September: 1013.7mbar
The month with the highest atmospheric pressure is November (1017.5mbar).
The month with the lowest atmospheric pressure is July (1008.8mbar).
Average wind speed in September
Imabetsu, Japan
- Average wind speed in September: 10.4km/h
The windiest month (with the highest average wind speed) is December (18.5km/h).
The calmest month (with the lowest average wind speed) is July (9.7km/h).
Average humidity in September
Imabetsu, Japan
- Average humidity in September: 80%
The months with the highest relative humidity are January, February and July (86%).
The month with the lowest relative humidity is April (74%).
Average rainfall in September
Imabetsu, Japan
- Average rainfall in September: 70mm
The wettest month (with the highest rainfall) is July (88mm).
The driest month (with the least rainfall) is May (37mm).
Average rainfall days in September
Imabetsu, Japan
- Average rainfall days in September: 14.1 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (5.2 days).
Average snowfall in September
Imabetsu, Japan
- Average snowfall in September: 0mm
The month with the highest snowfall is December (326mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Imabetsu, Japan
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (23.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Imabetsu, Japan
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is August (Average sunshine: 9h and 12min).
The month with the least sunshine is January (Average sunshine: 1h and 36min).
Average sunshine days in September
Imabetsu, Japan
- Average sunshine days in September: 13.2 days
The month with the most sunshine days is May (17.4 days).
The month with the least sunshine days is January (4.3 days).
Average UV index in September
Imabetsu, Japan
- Average UV index in September: 4
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in September
Imabetsu, Japan
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 84).
The month with the least cloud cover is September (Cloud cover 39).
Average visibility in September
Imabetsu, Japan
- Average visibility in September: 9km
The month with the highest visibility is October (10km).
The months with the lowest visibility are January, February, June, July, August and December (8km).
Imabetsu, Japan
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