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
September
Weather in September
Temperature
Miyagusuku's shift from August to September is accompanied by an average high-temperature of a still warm 28.7°C (83.7°F), a slight deviation from 29.4°C (84.9°F). Night temperatures during September in Miyagusuku, Japan, experience a slight downturn, averaging a still moderately hot 27.3°C (81.1°F).Heat index
In September, the heat index is computed to be a tropical 34°C (93.2°F). Greater preventive actions are needed, heat exhaustion and heat cramps are likely. Persistent activity could provoke heatstroke.Records show heat index calculations are tailored for shaded regions and mild winds. Heat index values might soar by up to 15 Fahrenheit (8 Celsius) degrees with exposure to direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is found by incorporating humidity levels into the air temperature measurement. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to 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 Miyagusuku is 79%.Rainfall
In Miyagusuku, Japan, in September, it is raining for 20 days, with typically 141mm (5.55") of accumulated precipitation. Throughout the year, in Miyagusuku, there are 228 rainfall days, and 1405mm (55.31") of precipitation is accumulated.Daylight
In Miyagusuku, the average length of the day in September is 12h and 19min.On the first day of the month, sunrise is at 06:09 and sunset at 18:48. On the last day of September, sunrise is at 06:21 and sunset at 18:16 JST.
Sunshine
The average sunshine in September is 8.3h.UV index
June through September, with an average maximum UV index of 7, are months with the highest UV index in Miyagusuku. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the average person.Note: The maximum UV index, 7 during September, leads to the following recommendations:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is September in Miyagusuku?
What is the average humidity in September in Miyagusuku?
How many days does it rain in September in Miyagusuku?
How many hours of daylight does Miyagusuku have in September?
When is the sunrise / sunset in September in Miyagusuku?
How many hours of sunshine does Miyagusuku have in September?
When is the highest UV index in Miyagusuku?
How high is the UV index in September in Miyagusuku?
Average temperature in September
Miyagusuku, 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
Miyagusuku, 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
Miyagusuku, 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
Miyagusuku, 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
Miyagusuku, 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
Miyagusuku, 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
Miyagusuku, 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
Miyagusuku, 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
Miyagusuku, 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
Miyagusuku, 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
Miyagusuku, 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).
