Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The weather during September records an average high-temperature of a still warm 28.5°C (83.3°F), closely mirroring the preceding month. Nighttime temperatures hover around an average low of 27.3°C (81.1°F) in September, a slight descent from daytime highs.Heat index
Throughout September, the heat index is calculated to be a hot 33°C (91.4°F). Exercise increased caution, heat cramps and heat exhaustion are potential hazards. Continuous activity could lead to heatstroke.The metrics for the heat index are tailored for both shady environments and light winds. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.
Humidity
In September, the average relative humidity in Yogi is 79%.Rainfall
In Yogi, Japan, in September, during 20.1 rainfall days, 139mm (5.47") of precipitation is typically accumulated. Throughout the year, there are 227.4 rainfall days, and 1405mm (55.31") of precipitation is accumulated.Daylight
In September, the average length of the day in Yogi, Japan, 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 Yogi, sunrise is at 06:20 and sunset at 18:16 JST.
Sunshine
The average sunshine in September is 8.4h.UV index
The months with the highest UV index in Yogi, Japan, are June through September, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the average person.Note: The maximum UV index, 7 during September, leads to the following recommendations:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Frequently asked questions
How hot does it get in Yogi in September?
What is the average humidity in September in Yogi?
How many days does it rain in September in Yogi?
What is the average length of the day in September in Yogi?
When are sunrise and sunset in September in Yogi?
How long on average sun shines in September in Yogi?
What is the month with the highest UV index in Yogi?
What is the UV index reading in September in Yogi?
Average temperature in September
Yogi, Japan
- Average high temperature in September: 28.5°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 (18.9°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 (17°C).
Average pressure in September
Yogi, 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
Yogi, Japan
- Average wind speed in September: 22.9km/h
The windiest month (with the highest average wind speed) is December (28.4km/h).
The calmest month (with the lowest average wind speed) is May (20.1km/h).
Average humidity in September
Yogi, Japan
- Average humidity in September: 79%
The month with the highest relative humidity is June (86%).
The month with the lowest relative humidity is January (72%).
Average rainfall in September
Yogi, Japan
- Average rainfall in September: 139mm
The wettest month (with the highest rainfall) is June (201mm).
The driest month (with the least rainfall) is February (59mm).
Average rainfall days in September
Yogi, Japan
- Average rainfall days in September: 20.1 days
The month with the highest number of rainy days is June (21.5 days).
The month with the least rainy days is July (16.4 days).
Average daylight in September /
Average sunshine in September
Yogi, 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 2min
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
Yogi, Japan
- Average sunshine days in September: 7.3 days
The month with the most sunshine days is July (11.9 days).
The month with the least sunshine days is December (5.7 days).
Average UV index in September
Yogi, 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
Yogi, 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
Yogi, 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).
Yogi, Japan
Weather forecast for your location
2. Allow the app to use your location
