September weather forecast
Teima, Japan

September

Weather in September

September, the first month of the autumn in Teima, is still a warm month, with temperature in the range of an average low of 26.8°C (80.2°F) and an average high of 28.7°C (83.7°F).

Temperature

September denotes a minimal variation in the average high-temperature to a still moderately hot 28.7°C (83.7°F) from August's 29.4°C (84.9°F). In Teima, the nighttime temperature shows a slight difference from the daytime high, averaging to a still moderately hot 26.8°C (80.2°F) during September.

Heat index

September's average heat index is estimated at a tropical 34°C (93.2°F). Undertake additional safety actions, risk of heat cramps and heat exhaustion is significant. Persistent activity may induce heatstroke.
Observations indicate that the heat index values are for shady locations with light wind. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a value derived by merging air temperature with the humidity to convey how the climate feels. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.

Humidity

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

Rainfall

In September, in Teima, the rain falls for 20.8 days. Throughout September, 155mm (6.1") of precipitation is accumulated. In Teima, during the entire year, the rain falls for 229.8 days and collects up to 1512mm (59.53") of precipitation.

Daylight

In Teima, the average length of the day in September is 12h and 19min.
On the first day of September in Teima, sunrise is at 06:07 and sunset at 18:47. On the last day of the month, sunrise is at 06:19 and sunset at 18:15 JST.

Sunshine

The average sunshine in September in Teima is 8.1h.

UV index

June through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The daily high UV index of 7 in September translates into this advice:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.

Frequently asked questions

Is it hot in Teima during September?
During September, Teima experiences an average high-temperature of 28.7°C (83.7°F) and a low-temperature of 26.8°C (80.2°F). In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is estimated at 34°C (93.2°F).
What is the average humidity in September in Teima?
In Teima, the average relative humidity in September is 79%.
How much does it rain in Teima in September?
In September, the rain falls for 20.8 days. Throughout September, 155mm (6.1") of precipitation is accumulated.
How many hours of daylight does Teima have in September?
The average day length in September in Teima, Japan, is 12h and 19min.
When are sunrise and sunset in September in Teima?
In September, on the first day of the month, sunrise is at 06:07 and sunset at 18:47. On the last day of the month, in Teima, sunrise is at 06:19 and sunset at 18:15 JST.
How long on average sun shines in September in Teima?
In September, the average sunshine duration in Teima is 8.1h.
What is the month with the highest UV index in Teima?
The months with the highest UV index are June through September, with an average maximum UV index of 7.
What is the UV index reading in September in Teima?
The average daily maximum UV index in September is 7. A UV Index value of 6 to 7 symbolizes a high 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Teima, Japan
Average temperature in September
Teima, Japan
  • Average high temperature in September: 28.7°C

The warmest month (with the highest average high temperature) is August (29.4°C).
The month with the lowest average high temperature is January (18.6°C).

  • Average low temperature in September: 26.8°C

The month with the highest average low temperature is August (27.8°C).
The coldest month (with the lowest average low temperature) is January (16.3°C).

Average pressure in September - Teima, Japan
Average pressure in September
Teima, Japan
  • Average pressure in September: 1009.1mbar

The month with the highest atmospheric pressure is January (1021mbar).
The month with the lowest atmospheric pressure is August (1006.7mbar).

Average wind speed in September - Teima, Japan
Average wind speed in September
Teima, Japan
  • Average wind speed in September: 20.9km/h

The windiest month (with the highest average wind speed) is December (25.7km/h).
The calmest month (with the lowest average wind speed) is May (18.4km/h).

Average humidity in September - Teima, Japan
Average humidity in September
Teima, Japan
  • Average humidity in September: 79%

The month with the highest relative humidity is June (87%).
The month with the lowest relative humidity is January (72%).

Average rainfall in September - Teima, Japan
Average rainfall in September
Teima, Japan
  • Average rainfall in September: 155mm

The wettest month (with the highest rainfall) is June (228mm).
The driest month (with the least rainfall) is January (63mm).

Average rainfall days in September - Teima, Japan
Average rainfall days in September
Teima, Japan
  • Average rainfall days in September: 20.8 days

The month with the highest number of rainy days is June (22.6 days).
The month with the least rainy days is November (16.2 days).

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

The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).

  • Average sunshine in September: 8h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in September - Teima, Japan
Average sunshine days in September
Teima, Japan
  • Average sunshine days in September: 5.9 days

The month with the most sunshine days is May (11.1 days).
The month with the least sunshine days is June (5.4 days).

Average UV index in September - Teima, Japan
Average UV index in September
Teima, Japan
  • Average UV index in September: 7

The months with the highest UV index are June, July, August and September (UV index 7).
The months with the lowest UV index are January and December (UV index 4).

Average cloud cover in September - Teima, Japan
Average cloud cover in September
Teima, Japan
  • Average cloud cover in September: 41

The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 37).

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

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

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