September weather forecast
Shizunami, Japan

September

Weather in September

September, the first month of the autumn in Shizunami, is also a moderately hot month, with temperature in the range of an average high of 25.8°C (78.4°F) and an average low of 23.1°C (73.6°F).

Temperature

Shizunami's average high-temperature marks a still moderately hot 25.8°C (78.4°F) with the advent of September, closely mirroring that of the preceding month. September's average low temperature in Shizunami is a still warm 23.1°C (73.6°F), displaying a subtle drop from its daily peak.

Humidity

The average relative humidity in September in Shizunami is 77%.

Rainfall

In September, the rain falls for 16.6 days. Throughout September, 124mm (4.88") of precipitation is accumulated. In Shizunami, during the entire year, the rain falls for 168.2 days and collects up to 1268mm (49.92") of precipitation.

Snowfall

March through November are months without snowfall.

Daylight

In September, the average length of the day is 12h and 24min.
On the first day of September, sunrise is at 05:20 and sunset at 18:13. On the last day of the month, sunrise is at 05:41 and sunset at 17:32 JST.

Sunshine

In Shizunami, the average sunshine in September is 8.8h.

UV index

The average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: In September, the maximum UV index of 6 transforms into these recommendations:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.

Frequently asked questions

What are the temperatures in Shizunami in September?
In September, in Shizunami, the average high-temperature is 25.8°C (78.4°F), and the average low-temperature is 23.1°C (73.6°F). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is evaluated at 33°C (91.4°F).
What is the average humidity in September in Shizunami?
In September, the average relative humidity in Shizunami, Japan, is 77%.
How much does it rain in Shizunami in September?
In Shizunami, in September, during 16.6 rainfall days, 124mm (4.88") of precipitation is typically accumulated.
When it does not snow in Shizunami?
March through November are months without snowfall in Shizunami, Japan.
How many hours of daylight does Shizunami have in September?
In Shizunami, Japan, the average day length in September is 12h and 24min.
When is the sunrise / sunset in September in Shizunami?
In September, on the first day of the month, sunrise is at 05:20 and sunset at 18:13. On the last day of the month, sunrise is at 05:41 and sunset at 17:32 JST.
How long on average sun shines in September in Shizunami?
The average sunshine duration in September in Shizunami, Japan, is 8.8h.
What is the UV index reading in September in Shizunami?
In September, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's 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 days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Shizunami, Japan
Average temperature in September
Shizunami, Japan
  • Average high temperature in September: 25.8°C

The warmest month (with the highest average high temperature) is August (28.3°C).
The month with the lowest average high temperature is January (10.3°C).

  • Average low temperature in September: 23.1°C

The month with the highest average low temperature is August (25.8°C).
The coldest month (with the lowest average low temperature) is January (6.6°C).

Average pressure in September - Shizunami, Japan
Average pressure in September
Shizunami, Japan
  • Average pressure in September: 1012.9mbar

The month with the highest atmospheric pressure is November (1018.2mbar).
The month with the lowest atmospheric pressure is June (1009mbar).

Average wind speed in September - Shizunami, Japan
Average wind speed in September
Shizunami, Japan
  • Average wind speed in September: 18.4km/h

The windiest month (with the highest average wind speed) is January (30.6km/h).
The calmest month (with the lowest average wind speed) is August (16.6km/h).

Average humidity in September - Shizunami, Japan
Average humidity in September
Shizunami, Japan
  • Average humidity in September: 77%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is January (63%).

Average rainfall in September - Shizunami, Japan
Average rainfall in September
Shizunami, Japan
  • Average rainfall in September: 124mm

The wettest month (with the highest rainfall) is July (207mm).
The driest month (with the least rainfall) is January (39mm).

Average rainfall days in September - Shizunami, Japan
Average rainfall days in September
Shizunami, Japan
  • Average rainfall days in September: 16.6 days

The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is January (7.8 days).

Average snowfall days in September - Shizunami, Japan
Average snowfall days in September
Shizunami, Japan
  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January, February and December (0.1 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

Average daylight in September / Average sunshine in September - Shizunami, Japan
Average daylight in September /
Average sunshine in September
Shizunami, Japan
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 5h and 54min).

Average sunshine days in September - Shizunami, Japan
Average sunshine days in September
Shizunami, Japan
  • Average sunshine days in September: 11 days

The month with the most sunshine days is January (21.7 days).
The month with the least sunshine days is June (9.6 days).

Average UV index in September - Shizunami, Japan
Average UV index in September
Shizunami, Japan
  • Average UV index in September: 6

The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

Average cloud cover in September - Shizunami, Japan
Average cloud cover in September
Shizunami, Japan
  • Average cloud cover in September: 34

The month with the most cloud cover is June (Cloud cover 43).
The month with the least cloud cover is January (Cloud cover 24).

Average visibility in September - Shizunami, Japan
Average visibility in September
Shizunami, Japan
  • Average visibility in September: 10km

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

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