September weather forecastKushimachi, Japan

September

Weather in September

September, the first month of the autumn in Kushimachi, is also a moderately hot month, with an average temperature fluctuating between 24.7°C (76.5°F) and 19.9°C (67.8°F).

Temperature

A modest decline in the average high-temperature is seen during September, decreasing from 28.5°C (83.3°F) in August to a still warm 24.7°C (76.5°F). Kushimachi notes an average temperature descent to a comfortable 19.9°C (67.8°F) in September, a small shift from its daytime peak.

Humidity

In September, the average relative humidity is 77%.

Rainfall

In Kushimachi, in September, during 15.5 rainfall days, 115mm (4.53") of precipitation is typically accumulated. In Kushimachi, Japan, during the entire year, the rain falls for 200.1 days and collects up to 1307mm (51.46") of precipitation.

Snowfall

In Kushimachi, Japan, snow does not fall in April through November.

Daylight

In September, the average length of the day in Kushimachi is 12h and 25min.
On the first day of September in Kushimachi, sunrise is at 05:25 and sunset at 18:22. On the last day of the month, sunrise is at 05:48 and sunset at 17:39 JST.

Sunshine

The average sunshine in September is 8.8h.

UV index

The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index, 5 during September, leads to the following recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. To cut down UV radiation exposure by about half, sport a wide-brim hat.

Frequently asked questions

The average high-temperature, in September, in Kushimachi, is 24.7°C (76.5°F), while the average low-temperature is 19.9°C (67.8°F). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, is calculated to be 33°C (91.4°F).

In September, the average relative humidity is 77%.

In Kushimachi, Japan, in September, it is raining for 15.5 days, with typically 115mm (4.53") of accumulated precipitation.

In Kushimachi, snow does not fall in April through November.

In September, the average day length in Kushimachi, Japan, is 12h and 25min.

On the first day of September in Kushimachi, Japan, sunrise is at 05:25 and sunset at 18:22. On the last day of the month, sunrise is at 05:48 and sunset at 17:39 JST.

The average sunshine duration in September in Kushimachi, Japan, is 8.8h.

In Kushimachi, Japan, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Kushimachi, Japan

  • Average high temperature in September: 24.7°C

The warmest month (with the highest average high temperature) is August (28.5°C).
The month with the lowest average high temperature is January (5.3°C).

  • Average low temperature in September: 19.9°C

The month with the highest average low temperature is August (23.8°C).
The coldest month (with the lowest average low temperature) is February (1.7°C).

Average pressure in September
Kushimachi, Japan

  • Average pressure in September: 1013.5mbar

The month with the highest atmospheric pressure is February (1019.7mbar).
The month with the lowest atmospheric pressure is June (1009mbar).

Average wind speed in September
Kushimachi, Japan

  • Average wind speed in September: 12.5km/h

The windiest month (with the highest average wind speed) is December (18.8km/h).
The calmest month (with the lowest average wind speed) is June (10.2km/h).

Average humidity in September
Kushimachi, Japan

  • Average humidity in September: 77%

The month with the highest relative humidity is July (82%).
The months with the lowest relative humidity are April and May (72%).

Average rainfall in September
Kushimachi, Japan

  • Average rainfall in September: 115mm

The wettest month (with the highest rainfall) is July (182mm).
The driest month (with the least rainfall) is May (63mm).

Average rainfall days in September
Kushimachi, Japan

  • Average rainfall days in September: 15.5 days

The month with the highest number of rainy days is December (23.4 days).
The month with the least rainy days is May (12.1 days).

Average snowfall in September
Kushimachi, Japan

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (203mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in September
Kushimachi, Japan

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (12.3 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
Kushimachi, Japan

  • Average daylight in September: 12h and 24min

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 48min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

Average sunshine days in September
Kushimachi, Japan

  • Average sunshine days in September: 12 days

The month with the most sunshine days is May (17.3 days).
The month with the least sunshine days is December (4.7 days).

Average UV index in September
Kushimachi, 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
Kushimachi, Japan

  • Average cloud cover in September: 36

The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in September
Kushimachi, Japan

  • Average visibility in September: 10km

The months with the highest visibility are March, April, May, June, August, September, October and November (10km).
The months with the lowest visibility are January, February, July and December (9km).