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
September's onset corresponds with a subtle shift in the average high-temperature, slightly moving from 85.5°F (29.7°C) in August to a still moderately hot 79°F (26.1°C). In the month of September, an average of 57.6°F (14.2°C) marks the low-temperature.Humidity
In Hemlock Grove, the average relative humidity in September is 75%.Rainfall
The month with the least rainfall is September, when the rain falls for 12.6 days and typically collects 1.93" (49mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
In Hemlock Grove, the average length of the day in September is 12h and 26min.On the first day of September, sunrise is at 6:57 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:11 pm EDT.
Sunshine
In September, the average sunshine is 8.1h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: A typical high UV index of 4 in September suggests the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
What is the driest month?
How much does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
When is the sunrise / sunset in September in Hemlock Grove?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Hemlock Grove, OH
- Average high temperature in September: 79°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.2°F).
- Average low temperature in September: 57.6°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).
Average pressure in September
Hemlock Grove, OH
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Hemlock Grove, OH
- Average wind speed in September: 4.8mph
The windiest month (with the highest average wind speed) is February (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in September
Hemlock Grove, OH
- Average humidity in September: 75%
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is August (74%).
Average rainfall in September
Hemlock Grove, OH
- Average rainfall in September: 1.93"
The wettest month (with the highest rainfall) is May (3.78").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in September
Hemlock Grove, OH
- Average rainfall days in September: 12.6 days
The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is November (10.6 days).
Average snowfall in September
Hemlock Grove, OH
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.78").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Hemlock Grove, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Hemlock Grove, 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 month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in September
Hemlock Grove, OH
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is February (9.1 days).
Average UV index in September
Hemlock Grove, OH
- Average UV index in September: 4
The months with the highest UV index are May, 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
Hemlock Grove, OH
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Hemlock Grove, OH
- Average visibility in September: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Hemlock Grove, Ohio, USA
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