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
Kanegusuku's weather in September indicates an average high-temperature of a still moderately hot 28.5°C (83.3°F), nearly consistent with the 29.3°C (84.7°F) of August. Night temperatures in September in Kanegusuku exhibit a subtle decrease, settling at an average of 27°C (80.6°F).Heat index
In September, the heat index is appraised at a tropical 33°C (91.4°F). Special measures are necessary to avoid heat cramps and heat exhaustion. Persistent activity could result in heatstroke.Note that heat index values are valued for light wind and location in the shade. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is an aggregate value of air's warmth and moisture to show the human-felt temperature. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
Humidity
The average relative humidity in September in Kanegusuku is 78%.Rainfall
In Kanegusuku, Japan, in September, it is raining for 19.8 days, with typically 127mm (5") of accumulated precipitation. In Kanegusuku, Japan, during the entire year, the rain falls for 214.7 days and collects up to 1105mm (43.5") of precipitation.Daylight
In September, the average length of the day in Kanegusuku is 12h and 19min.On the first day of September in Kanegusuku, sunrise is at 06:09 and sunset at 18:48. On the last day of the month, sunrise is at 06:21 and sunset at 18:16 JST.
Sunshine
In September, the average sunshine is 8.3h.UV index
The months with the highest UV index in Kanegusuku are June through September, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for average individuals.Note: A maximum UV index of 7 in September translates into the following recommendations:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Frequently asked questions
How hot does it get in Kanegusuku in September?
What is the average humidity in September in Kanegusuku?
How many days does it rain in September in Kanegusuku?
How many hours of daylight does Kanegusuku have in September?
What time are sunrise and sunset in September in Kanegusuku?
How long on average sun shines in September in Kanegusuku?
When is the highest UV index in Kanegusuku?
How high is the UV index in September in Kanegusuku?
Average temperature in September
Kanegusuku, Japan
- Average high temperature in September: 28.5°C
The warmest month (with the highest average high temperature) is August (29.3°C).
The month with the lowest average high temperature is January (18.8°C).
- Average low temperature in September: 27°C
The month with the highest average low temperature is August (28.2°C).
The coldest month (with the lowest average low temperature) is January (16.8°C).
Average pressure in September
Kanegusuku, Japan
- Average pressure in September: 1009.1mbar
The month with the highest atmospheric pressure is January (1021.1mbar).
The month with the lowest atmospheric pressure is August (1006.4mbar).
Average wind speed in September
Kanegusuku, Japan
- Average wind speed in September: 24.5km/h
The windiest month (with the highest average wind speed) is December (30.9km/h).
The calmest month (with the lowest average wind speed) is May (21.6km/h).
Average humidity in September
Kanegusuku, Japan
- Average humidity in September: 78%
The month with the highest relative humidity is June (86%).
The months with the lowest relative humidity are January and December (73%).
Average rainfall in September
Kanegusuku, Japan
- Average rainfall in September: 127mm
The wettest month (with the highest rainfall) is August (153mm).
The driest month (with the least rainfall) is January (40mm).
Average rainfall days in September
Kanegusuku, Japan
- Average rainfall days in September: 19.8 days
The month with the highest number of rainy days is August (20.7 days).
The month with the least rainy days is March (15.7 days).
Average daylight in September /
Average sunshine in September
Kanegusuku, 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 24min).
The months with the least sunshine are January and December (Average sunshine: 4h and 6min).
Average sunshine days in September
Kanegusuku, Japan
- Average sunshine days in September: 6.7 days
The months with the most sunshine days are March and April (11.3 days).
The month with the least sunshine days is September (6.7 days).
Average UV index in September
Kanegusuku, 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
Kanegusuku, Japan
- Average cloud cover in September: 38
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is July (Cloud cover 35).
Average visibility in September
Kanegusuku, 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).
Kanegusuku, Japan
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