September weather forecast
Toyoake, Japan

September

Weather in September

September, the first month of the autumn in Toyoake, is also a moderately hot month, with an average temperature fluctuating between 20.7°C (69.3°F) and 28°C (82.4°F).

Temperature

With the arrival of September, Toyoake notices a mild change in the average high-temperature, sliding from August's hot 32.5°C (90.5°F) to a moderately hot 28°C (82.4°F). In September, Toyoake records an average nighttime temperature of 20.7°C (69.3°F).

Heat index

For September, the heat index is appraised at a tropical 31°C (87.8°F). Continued exposure and engagement in activity might trigger tiredness and subsequently heat cramps.
Keep in mind the heat index values are meant for areas in shade and with light wind. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. It is important to note that direct sunlight can intensify the weather impact, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.

Humidity

In Toyoake, the average relative humidity in September is 74%.

Rainfall

In Toyoake, Japan, in September, it is raining for 13.5 days, with typically 94mm (3.7") of accumulated precipitation. Throughout the year, there are 142.7 rainfall days, and 863mm (33.98") of precipitation is accumulated.

Snowfall

March through November are months without snowfall in Toyoake.

Daylight

The average length of the day in September in Toyoake is 12h and 25min.
On the first day of the month, sunrise is at 05:24 and sunset at 18:19. On the last day of September, sunrise is at 05:46 and sunset at 17:37 JST.

Sunshine

The average sunshine in September in Toyoake, Japan, is 8.5h.

UV index

The average daily maximum UV index in September in Toyoake is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: A typical high UV index of 5 in September suggests the following recommendations:
Ensure safety - Recommendations to avert sunburn are presented. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.

Frequently asked questions

Is it hot in Toyoake during September?
In Toyoake, 28°C (82.4°F) is the average high-temperature and 20.7°C (69.3°F) is the average low-temperature during September. The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, in September is appraised at 31°C (87.8°F).
What is the average humidity in September in Toyoake?
The average relative humidity in September in Toyoake is 74%.
How many days does it rain in September in Toyoake?
In September, in Toyoake, the rain falls for 13.5 days. Throughout September, 94mm (3.7") of precipitation is accumulated.
When it does not snow in Toyoake?
In Toyoake, Japan, snow does not fall in March through November.
How many hours of daylight does Toyoake have in September?
In September, the average day length in Toyoake, Japan, is 12h and 25min.
When is the sunrise / sunset in September in Toyoake?
In September, on the first day of the month, sunrise is at 05:24 and sunset at 18:19. On the last day of the month, in Toyoake, Japan, sunrise is at 05:46 and sunset at 17:37 JST.
How long on average sun shines in September in Toyoake?
In Toyoake, the average sunshine duration in September is 8.5h.
What is the UV index intensity in September in Toyoake?
In Toyoake, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health risk 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Toyoake, Japan
  • Average high temperature in September: 28°C

The warmest month (with the highest average high temperature) is August (32.5°C).
The month with the lowest average high temperature is January (8.1°C).

  • Average low temperature in September: 20.7°C

The month with the highest average low temperature is August (24.7°C).
The coldest month (with the lowest average low temperature) is January (1.6°C).

Average pressure in September
Toyoake, Japan
  • Average pressure in September: 1013.1mbar

The month with the highest atmospheric pressure is November (1019.1mbar).
The month with the lowest atmospheric pressure is June (1009.1mbar).

Average wind speed in September
Toyoake, Japan
  • Average wind speed in September: 9.1km/h

The windiest months (with the highest average wind speed) are January and February (11.8km/h).
The calmest months (with the lowest average wind speed) are June and July (8.6km/h).

Average humidity in September
Toyoake, Japan
  • Average humidity in September: 74%

The month with the highest relative humidity is July (78%).
The month with the lowest relative humidity is February (68%).

Average rainfall in September
Toyoake, Japan
  • Average rainfall in September: 94mm

The wettest month (with the highest rainfall) is July (165mm).
The driest month (with the least rainfall) is January (25mm).

Average rainfall days in September
Toyoake, Japan
  • Average rainfall days in September: 13.5 days

The month with the highest number of rainy days is July (19.2 days).
The month with the least rainy days is January (8.1 days).

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

The month with the highest snowfall is January (18mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).

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

The month with the highest number of snowfall days is January (2.6 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
Toyoake, 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 3min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 5h and 36min).

Average sunshine days in September
Toyoake, Japan
  • Average sunshine days in September: 13.9 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (9.8 days).

Average UV index in September
Toyoake, Japan
  • Average UV index in September: 5

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 2).

Average cloud cover in September
Toyoake, Japan
  • Average cloud cover in September: 40

The month with the most cloud cover is July (Cloud cover 46).
The month with the least cloud cover is November (Cloud cover 33).

Average visibility in September
Toyoake, Japan
  • Average visibility in September: 9km

The month with the highest visibility is February (10km).
The month with the lowest visibility is July (8km).

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