September weather forecast
Sakaiminato, Japan

September

Weather in September

September, the first month of the autumn in Sakaiminato, is also a moderately hot month, with an average temperature fluctuating between 24.9°C (76.8°F) and 20.2°C (68.4°F).

Temperature

The commencement of September includes a gentle temperature shift, with the average high-temperature dropping a bit from a moderately hot 29.1°C (84.4°F) in August to a still warm 24.9°C (76.8°F). Throughout September in Sakaiminato, a minimal difference from peak daytime temperatures is noted, marking a steady low-temperature average of 20.2°C (68.4°F).

Humidity

In Sakaiminato, Japan, the average relative humidity in September is 79%.

Rainfall

In Sakaiminato, in September, it is raining for 16 days, with typically 113mm (4.45") of accumulated precipitation. Throughout the year, in Sakaiminato, there are 185.7 rainfall days, and 948mm (37.32") of precipitation is accumulated.

Snowfall

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

Daylight

In September, the average length of the day in Sakaiminato is 12h and 25min.
On the first day of the month, sunrise is at 05:39 and sunset at 18:34. On the last day of September, in Sakaiminato, sunrise is at 06:01 and sunset at 17:52 JST.

Sunshine

In September, the average sunshine is 8.4h.

UV index

In Sakaiminato, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: An average maximum UV index of 5 in September leads to these recommendations:
Make use of precautions - Suggestions to resist sunburn are communicated. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.

Frequently asked questions

What are September temperatures in Sakaiminato?
An average high-temperature, in September, in Sakaiminato, is 24.9°C (76.8°F) and the average low-temperature is 20.2°C (68.4°F). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, in August is calculated to be 35°C (95°F).
What is the average humidity in September in Sakaiminato?
In September, the average relative humidity in Sakaiminato, Japan, is 79%.
How much does it rain in Sakaiminato in September?
In September, in Sakaiminato, Japan, the rain falls for 16 days. Throughout September, 113mm (4.45") of precipitation is accumulated.
When it does not snow in Sakaiminato?
In Sakaiminato, Japan, snow does not fall in April through November.
What is the average length of the day in September in Sakaiminato?
The average day length in September in Sakaiminato, Japan, is 12h and 25min.
What time are sunrise and sunset in September in Sakaiminato?
On the first day of September, sunrise is at 05:39 and sunset at 18:34. On the last day of the month, sunrise is at 06:01 and sunset at 17:52 JST.
How many hours of sunshine does Sakaiminato have in September?
In Sakaiminato, the average sunshine duration in September is 8.4h.
What is the UV index reading in September in Sakaiminato?
In September, the average daily maximum UV index in Sakaiminato, Japan, is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Sakaiminato, Japan
  • Average high temperature in September: 24.9°C

The warmest month (with the highest average high temperature) is August (29.1°C).
The month with the lowest average high temperature is January (6.8°C).

  • Average low temperature in September: 20.2°C

The month with the highest average low temperature is August (24.1°C).
The coldest month (with the lowest average low temperature) is January (3.5°C).

Average pressure in September
Sakaiminato, Japan
  • Average pressure in September: 1012.8mbar

The month with the highest atmospheric pressure is February (1020.5mbar).
The month with the lowest atmospheric pressure is July (1008.2mbar).

Average wind speed in September
Sakaiminato, Japan
  • Average wind speed in September: 11.8km/h

The windiest month (with the highest average wind speed) is January (17.7km/h).
The calmest month (with the lowest average wind speed) is June (9.8km/h).

Average humidity in September
Sakaiminato, Japan
  • Average humidity in September: 79%

The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is April (70%).

Average rainfall in September
Sakaiminato, Japan
  • Average rainfall in September: 113mm

The wettest month (with the highest rainfall) is July (154mm).
The driest month (with the least rainfall) is May (40mm).

Average rainfall days in September
Sakaiminato, Japan
  • Average rainfall days in September: 16 days

The month with the highest number of rainy days is December (21.3 days).
The month with the least rainy days is May (11.1 days).

Average snowfall in September
Sakaiminato, Japan
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (135mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in September
Sakaiminato, Japan
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (8.8 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
Sakaiminato, Japan
  • Average daylight in September: 12h and 2min

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 2min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).

Average sunshine days in September
Sakaiminato, Japan
  • Average sunshine days in September: 13 days

The month with the most sunshine days is May (18.6 days).
The month with the least sunshine days is January (4 days).

Average UV index in September
Sakaiminato, 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
Sakaiminato, Japan
  • Average cloud cover in September: 42

The month with the most cloud cover is January (Cloud cover 70).
The months with the least cloud cover are May and August (Cloud cover 34).

Average visibility in September
Sakaiminato, Japan
  • Average visibility in September: 10km

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

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