September weather forecastGaja, Japan

September

Weather in September

September, the first month of the autumn in Gaja, is still a warm month, with an average temperature varying between 28.7°C (83.7°F) and 27.3°C (81.1°F).

Temperature

September begins with an average high-temperature of a still moderately hot 28.7°C (83.7°F), reflecting close similarity to the preceding month. The temperature in Gaja, Japan, during September nights demonstrates a small drop from the daytime highs, settling to an average of 27.3°C (81.1°F).

Heat index

For September, the heat index is calculated to be a hot 34°C (93.2°F). Undertake additional safety actions, risk of heat cramps and heat exhaustion is significant. Persistent activity may induce heatstroke.
Understanding the heat index involves considering values for shaded locales 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 'real feel' or 'feels like', comes about by integrating the temperature readings with the humidity levels. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.

Humidity

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

Rainfall

In Gaja, in September, it is raining for 20 days, with typically 141mm (5.55") of accumulated precipitation. Throughout the year, there are 228 rainfall days, and 1405mm (55.31") of precipitation is accumulated.

Daylight

In Gaja, Japan, the average length of the day in September is 12h and 19min.
On the first day of the month, sunrise is at 06:08 and sunset at 18:48. On the last day of September, in Gaja, sunrise is at 06:20 and sunset at 18:16 JST.

Sunshine

The average sunshine in September in Gaja is 8.3h.

UV index

June through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the average person.
Note: The UV index of 7 in September translates into these instructions:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.

Frequently asked questions

In September, the average high-temperature and low-temperature are 28.7°C (83.7°F) and 27.3°C (81.1°F) respectively. In September, the average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, is calculated to be 34°C (93.2°F).

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

In Gaja, Japan, during September, the rain falls for 20 days and regularly aggregates up to 141mm (5.55") of precipitation.

In September, the average day length in Gaja, Japan, is 12h and 19min.

In September, on the first day of the month, sunrise is at 06:08 and sunset at 18:48. On the last day of the month, in Gaja, sunrise is at 06:20 and sunset at 18:16 JST.

In September, the average sunshine duration is 8.3h.

June through September, with an average maximum UV index of 7, are months with the highest UV index.

In Gaja, the average daily maximum UV index in September is 7. A UV Index of 6 to 7 symbolizes 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Gaja, 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 (19°C).

  • Average low temperature in September: 27.3°C

The month with the highest average low temperature is August (28.3°C).
The coldest month (with the lowest average low temperature) is January (16.8°C).

Average pressure in September
Gaja, Japan

  • Average pressure in September: 1009mbar

The month with the highest atmospheric pressure is January (1020.8mbar).
The month with the lowest atmospheric pressure is August (1006.6mbar).

Average wind speed in September
Gaja, Japan

  • Average wind speed in September: 22.3km/h

The windiest month (with the highest average wind speed) is December (27.9km/h).
The calmest month (with the lowest average wind speed) is May (19.8km/h).

Average humidity in September
Gaja, 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
Gaja, Japan

  • Average rainfall in September: 141mm

The wettest month (with the highest rainfall) is June (207mm).
The driest month (with the least rainfall) is February (58mm).

Average rainfall days in September
Gaja, Japan

  • Average rainfall days in September: 20 days

The months with the highest number of rainy days are January and June (21.5 days).
The month with the least rainy days is April (16.4 days).

Average daylight in September /
Average sunshine in September
Gaja, Japan

  • Average daylight in September: 12h and 18min

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 18min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days in September
Gaja, Japan

  • Average sunshine days in September: 6.9 days

The month with the most sunshine days is April (11.3 days).
The month with the least sunshine days is January (6 days).

Average UV index in September
Gaja, Japan

  • Average UV index in September: 7

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

Average cloud cover in September
Gaja, Japan

  • Average cloud cover in September: 38

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 34).

Average visibility in September
Gaja, Japan

  • Average visibility in September: 10km

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