September weather forecastKanuma, Japan

September

Weather in September

September, the first month of the autumn in Kanuma, is still a warm month, with temperature in the range of an average high of 24.3°C (75.7°F) and an average low of 16.5°C (61.7°F).

Temperature

With the arrival of September, Kanuma notices a mild change in the average high-temperature, sliding from August's 28.8°C (83.8°F) to a still moderately hot 24.3°C (75.7°F). An average low-temperature of 16.5°C (61.7°F) is expected in Kanuma during September.

Humidity

The average relative humidity in September in Kanuma is 80%.

Rainfall

In September, the rain falls for 17.5 days. Throughout September, 70mm (2.76") of precipitation is accumulated. In Kanuma, during the entire year, the rain falls for 187.3 days and collects up to 696mm (27.4") of precipitation.

Snowfall

May through October are months without snowfall in Kanuma.

Daylight

The average length of the day in September is 12h and 25min.
On the first day of September, sunrise is at 05:12 and sunset at 18:09. On the last day of the month, sunrise is at 05:35 and sunset at 17:26 JST.

Sunshine

The average sunshine in September is 7.9h.

UV index

In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The UV index of 5 in September translates into these instructions:
Heed the precautions - It is counselled to guard against solar damage. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Employ a wide-brim hat for potent defense against up to 50% of UV rays.

Frequently asked questions

September temperatures vary between a high-temperature of 24.3°C (75.7°F) and a low-temperature of 16.5°C (61.7°F). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, in August is calculated to be 34°C (93.2°F).

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

In Kanuma, Japan, in September, during 17.5 rainfall days, 70mm (2.76") of precipitation is typically accumulated.

May through October are months without snowfall.

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

In September, on the first day of the month, sunrise is at 05:12 and sunset at 18:09. On the last day of the month, in Kanuma, sunrise is at 05:35 and sunset at 17:26 JST.

The average sunshine duration in September in Kanuma is 7.9h.

In Kanuma, the average daily maximum UV index in September is 5. A UV Index reading 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
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Kanuma, Japan

  • Average high temperature in September: 24.3°C

The warmest month (with the highest average high temperature) is August (28.8°C).
The month with the lowest average high temperature is January (4.4°C).

  • Average low temperature in September: 16.5°C

The month with the highest average low temperature is August (20.8°C).
The coldest month (with the lowest average low temperature) is January (-2.7°C).

Average pressure in September
Kanuma, Japan

  • Average pressure in September: 1013.9mbar

The month with the highest atmospheric pressure is November (1018.7mbar).
The month with the lowest atmospheric pressure is June (1009.3mbar).

Average wind speed in September
Kanuma, Japan

  • Average wind speed in September: 6.3km/h

The windiest month (with the highest average wind speed) is January (9.2km/h).
The calmest month (with the lowest average wind speed) is July (5.5km/h).

Average humidity in September
Kanuma, Japan

  • Average humidity in September: 80%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is January (68%).

Average rainfall in September
Kanuma, Japan

  • Average rainfall in September: 70mm

The wettest month (with the highest rainfall) is July (131mm).
The driest month (with the least rainfall) is February (14mm).

Average rainfall days in September
Kanuma, Japan

  • Average rainfall days in September: 17.5 days

The month with the highest number of rainy days is July (26.8 days).
The months with the least rainy days are January and February (8.7 days).

Average snowfall in September
Kanuma, Japan

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (50mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in September
Kanuma, Japan

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (10.1 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
Kanuma, 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: 7h and 54min

The month with the most sunshine is May (Average sunshine: 9h and 42min).
The month with the least sunshine is February (Average sunshine: 6h and 24min).

Average sunshine days in September
Kanuma, Japan

  • Average sunshine days in September: 9.2 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is July (2.2 days).

Average UV index in September
Kanuma, Japan

  • Average UV index in September: 5

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

Average cloud cover in September
Kanuma, Japan

  • Average cloud cover in September: 43

The month with the most cloud cover is July (Cloud cover 51).
The month with the least cloud cover is January (Cloud cover 28).

Average visibility in September
Kanuma, Japan

  • Average visibility in September: 8km

The months with the highest visibility are January, February and December (10km).
The months with the lowest visibility are June, July, August and September (8km).