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 onset of September marks an average high-temperature of a still warm 74.1°F (23.4°C), hardly differing from August's 79.3°F (26.3°C). Grover Hill's average low-temperature in the month of September is recorded at a moderate 55.6°F (13.1°C).Humidity
In September, the average relative humidity in Grover Hill is 79%.Rainfall
The month with the least rainfall in Grover Hill is September, when the rain falls for 14.2 days and typically collects 1.77" (45mm) of precipitation.Snowfall
In Grover Hill, snow does not fall in June through September.Daylight
In September, the average length of the day in Grover Hill, Ohio, is 12h and 27min.On the first day of September, sunrise is at 7:05 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 7:21 pm EDT.
Sunshine
The average sunshine in September in Grover Hill, Ohio, is 8h.UV index
In Grover Hill, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: In September, the maximum UV index of 4 suggests this advice:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Grover Hill in September?
What is the average humidity in September in Grover Hill?
What is the driest month in Grover Hill?
How much does it rain in Grover Hill in September?
When it does not snow in Grover Hill?
Does it snow in Grover Hill in September?
What is the average length of the day in September in Grover Hill?
When is the sunrise / sunset in September in Grover Hill?
How many hours of sunshine does Grover Hill have in September?
How high is the UV index in September in Grover Hill?
Average temperature in September
Grover Hill, OH
- Average high temperature in September: 74.1°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (30.7°F).
- Average low temperature in September: 55.6°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in September
Grover Hill, OH
- Average pressure in September: 30.04"Hg
The months with the highest atmospheric pressure are January and November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Grover Hill, OH
- Average wind speed in September: 6.8mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in September
Grover Hill, OH
- Average humidity in September: 79%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is October (74%).
Average rainfall in September
Grover Hill, OH
- Average rainfall in September: 1.77"
The wettest month (with the highest rainfall) is April (3.43").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in September
Grover Hill, OH
- Average rainfall days in September: 14.2 days
The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is February (8.6 days).
Average snowfall in September
Grover Hill, OH
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.57").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Grover Hill, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Grover Hill, OH
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in September
Grover Hill, OH
- Average sunshine days in September: 13.5 days
The month with the most sunshine days is November (15.4 days).
The month with the least sunshine days is February (9.3 days).
Average UV index in September
Grover Hill, OH
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Grover Hill, OH
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in September
Grover Hill, OH
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are January, February, August and September (5mi).
Grover Hill, Ohio, USA
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