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
The arrival of September brings an average high-temperature of a still warm 76.1°F (24.5°C), closely following the temperature pattern of August. Nightly temperatures drop to an average low of 57.4°F (14.1°C) in September.Humidity
The average relative humidity in September is 77%.Rainfall
September is the month with the least rainfall. Rain falls for 11 days and accumulates 0.87" (22mm) of precipitation.Snowfall
In Blanchester, snow does not fall in May through September.Daylight
In Blanchester, Ohio, the average length of the day in September is 12h and 26min.On the first day of September, sunrise is at 7:05 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 7:19 pm EDT.
Sunshine
In Blanchester, the average sunshine in September is 8.2h.UV index
In Blanchester, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 4 during September translates into the following directions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Frequently asked questions
What are the temperatures in Blanchester in September?
What is the average humidity in September in Blanchester?
What is the driest month in Blanchester?
How much does it rain in Blanchester in September?
When it does not snow in Blanchester?
Does it snow in Blanchester in September?
What is the average length of the day in September in Blanchester?
When is the sunrise / sunset in September in Blanchester?
How many hours of sunshine does Blanchester have in September?
What is the UV index reading in September in Blanchester?
Average temperature in September
Blanchester, OH
- Average high temperature in September: 76.1°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (34.5°F).
- Average low temperature in September: 57.4°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).
Average pressure in September
Blanchester, OH
- Average pressure in September: 30.03"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Blanchester, OH
- Average wind speed in September: 6.2mph
The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in September
Blanchester, OH
- Average humidity in September: 77%
The months with the highest relative humidity are January, February and December (82%).
The month with the lowest relative humidity is October (75%).
Average rainfall in September
Blanchester, OH
- Average rainfall in September: 0.87"
The wettest month (with the highest rainfall) is July (1.85").
The driest month (with the least rainfall) is September (0.87").
Average rainfall days in September
Blanchester, OH
- Average rainfall days in September: 11 days
The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in September
Blanchester, OH
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.34").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Blanchester, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Blanchester, OH
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 8h and 1min
The months with the most sunshine are June and August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in September
Blanchester, OH
- Average sunshine days in September: 16.7 days
The months with the most sunshine days are October and November (19 days).
The month with the least sunshine days is July (11.1 days).
Average UV index in September
Blanchester, OH
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Blanchester, OH
- Average cloud cover in September: 33
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in September
Blanchester, OH
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Blanchester, Ohio, USA
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