September weather forecastKarino, Japan

September

Weather in September

The first month of the autumn, September, is still a warm month in Karino, Japan, with an average temperature fluctuating between 20°C (68°F) and 24.9°C (76.8°F).

Temperature

During the shift to September, a minor reduction in average high-temperature is observed, shifting from a moderately hot 28.5°C (83.3°F) in August to a still warm 24.9°C (76.8°F). Karino's nighttime temperatures in September settle close to daytime highs at an average of 20°C (68°F).

Humidity

The average relative humidity in September is 80%.

Rainfall

In Karino, in September, during 18.3 rainfall days, 64mm (2.52") of precipitation is typically accumulated. Throughout the year, there are 180.6 rainfall days, and 592mm (23.31") of precipitation is accumulated.

Snowfall

In Karino, snow does not fall in March through November.

Daylight

The average length of the day in September is 12h and 25min.
On the first day of the month, sunrise is at 05:16 and sunset at 18:11. On the last day of September, in Karino, sunrise is at 05:37 and sunset at 17:29 JST.

Sunshine

In September, the average sunshine is 8.1h.

UV index

In Karino, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 5 in September interprets into the following recommendations:
Ensure safety - Recommendations to avert sunburn are presented. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.

Frequently asked questions

September temperatures vary between a high-temperature of 24.9°C (76.8°F) and a low-temperature of 20°C (68°F). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is calculated to be 34°C (93.2°F).

In Karino, the average relative humidity in September is 80%.

In Karino, in September, it is raining for 18.3 days, with typically 64mm (2.52") of accumulated precipitation.

March through November are months without snowfall.

The average day length in September is 12h and 25min.

On the first day of September, sunrise is at 05:16 and sunset at 18:11. On the last day of the month, sunrise is at 05:37 and sunset at 17:29 JST.

In September, the average sunshine duration is 8.1h.

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
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
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Karino, Japan

  • Average high temperature in September: 24.9°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 (7.8°C).

  • Average low temperature in September: 20°C

The month with the highest average low temperature is August (23.3°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).

Average pressure in September
Karino, Japan

  • Average pressure in September: 1013.2mbar

The month with the highest atmospheric pressure is November (1018.1mbar).
The month with the lowest atmospheric pressure is June (1009.1mbar).

Average wind speed in September
Karino, Japan

  • Average wind speed in September: 11.8km/h

The windiest month (with the highest average wind speed) is March (13.9km/h).
The calmest month (with the lowest average wind speed) is June (11.1km/h).

Average humidity in September
Karino, Japan

  • Average humidity in September: 80%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is January (66%).

Average rainfall in September
Karino, Japan

  • Average rainfall in September: 64mm

The wettest month (with the highest rainfall) is July (102mm).
The driest month (with the least rainfall) is January (20mm).

Average rainfall days in September
Karino, Japan

  • Average rainfall days in September: 18.3 days

The month with the highest number of rainy days is July (20.4 days).
The month with the least rainy days is January (9 days).

Average snowfall in September
Karino, Japan

  • Average snowfall in September: 0mm

The month with the highest snowfall is February (8mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).

Average snowfall days in September
Karino, Japan

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.3 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
Karino, Japan

  • Average daylight in September: 12h and 24min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in September: 8h and 6min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 5h and 42min).

Average sunshine days in September
Karino, Japan

  • Average sunshine days in September: 8.8 days

The month with the most sunshine days is January (17.5 days).
The month with the least sunshine days is July (5.3 days).

Average UV index in September
Karino, Japan

  • Average UV index in September: 5

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in September
Karino, Japan

  • Average cloud cover in September: 41

The month with the most cloud cover is June (Cloud cover 46).
The month with the least cloud cover is January (Cloud cover 27).

Average visibility in September
Karino, Japan

  • Average visibility in September: 10km

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