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 snowfall in September
- Average snowfall 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
A moderate decline in the average high-temperature is seen during September, decreasing from a tropical 30.7°C (87.3°F) in August to a moderately hot 25.5°C (77.9°F). Throughout September, Bo'ai witnesses a nighttime temperature average of 16.1°C (61°F).Humidity
In Bo'ai, the average relative humidity in September is 63%.Rainfall
In September, in Bo'ai, China, the rain falls for 8.6 days. Throughout September, 26mm (1.02") of precipitation is accumulated. In Bo'ai, during the entire year, the rain falls for 77.5 days and collects up to 226mm (8.9") of precipitation.Snowfall
In Bo'ai, snow does not fall in May through October.Daylight
In September, the average length of the day is 12h and 25min.On the first day of September, sunrise is at 06:00 and sunset at 18:54. On the last day of the month, sunrise is at 06:21 and sunset at 18:13 CST.
Sunshine
In Bo'ai, China, the average sunshine in September is 8.4h.UV index
The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: In September, the average maximum UV index of 5 translates into the following recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Frequently asked questions
What is the temperature in September in Bo'ai?
What is the average humidity in September in Bo'ai?
How much does it rain in Bo'ai in September?
When it does not snow in Bo'ai?
What is the average length of the day in September in Bo'ai?
When is the sunrise / sunset in September in Bo'ai?
How long on average sun shines in September in Bo'ai?
What is the UV index intensity in September in Bo'ai?
Average temperature in September
Bo'ai, China
- Average high temperature in September: 25.5°C
The warmest month (with the highest average high temperature) is July (32.4°C).
The month with the lowest average high temperature is January (5.2°C).
- Average low temperature in September: 16.1°C
The month with the highest average low temperature is July (22.2°C).
The coldest month (with the lowest average low temperature) is January (-3.7°C).
Average pressure in September
Bo'ai, China
- Average pressure in September: 1014.9mbar
The month with the highest atmospheric pressure is January (1028.5mbar).
The month with the lowest atmospheric pressure is July (1004.4mbar).
Average wind speed in September
Bo'ai, China
- Average wind speed in September: 6.9km/h
The windiest month (with the highest average wind speed) is March (9.9km/h).
The calmest month (with the lowest average wind speed) is September (6.9km/h).
Average humidity in September
Bo'ai, China
- Average humidity in September: 63%
The month with the highest relative humidity is August (67%).
The month with the lowest relative humidity is March (40%).
Average rainfall in September
Bo'ai, China
- Average rainfall in September: 26mm
The wettest month (with the highest rainfall) is August (52mm).
The driest month (with the least rainfall) is December (2mm).
Average rainfall days in September
Bo'ai, China
- Average rainfall days in September: 8.6 days
The months with the highest number of rainy days are July and August (12.8 days).
The month with the least rainy days is December (1.9 days).
Average snowfall in September
Bo'ai, China
- Average snowfall in September: 0mm
The month with the highest snowfall is February (23mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Bo'ai, China
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Bo'ai, China
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is June (Average sunshine: 11h and 12min).
The months with the least sunshine are January and November (Average sunshine: 6h and 48min).
Average sunshine days in September
Bo'ai, China
- Average sunshine days in September: 20.6 days
The month with the most sunshine days is December (28.6 days).
The month with the least sunshine days is August (16.3 days).
Average UV index in September
Bo'ai, China
- Average UV index in September: 5
The months with the highest UV index are May, June and July (UV index 7).
The months with the lowest UV index are January, November and December (UV index 2).
Average cloud cover in September
Bo'ai, China
- Average cloud cover in September: 31
The month with the most cloud cover is September (Cloud cover 31).
The month with the least cloud cover is December (Cloud cover 16).
Average visibility in September
Bo'ai, China
- 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).
Bo'ai, China
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