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 shift from August to September includes a small decrease in the average high-temperature, from 81.1°F (27.3°C) to a still warm 74.8°F (23.8°C). Throughout September, the temperature tends to fall to a consistent average low of 55°F (12.8°C).Humidity
In Freeport, the average relative humidity in September is 79%.Rainfall
The month with the least rainfall is September, when the rain falls for 14.9 days and typically collects 2.17" (55mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Freeport, the average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 6:53 am and sunset at 7:56 pm. On the last day of September, sunrise is at 7:21 am and sunset at 7:08 pm EDT.
Sunshine
In September, the average sunshine is 8.3h.UV index
In Freeport, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: The daily maximum UV index of 4 in September interprets into the following advice:
Guard yourself - Precautionary measures against sun damage are advocated. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
What is the driest month?
How many days 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 in Freeport?
What time are sunrise and sunset in September?
How many hours of sunshine does Freeport have in September?
What is the UV index intensity in September?
Average temperature in September
Freeport, OH
- Average high temperature in September: 74.8°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (32.9°F).
- Average low temperature in September: 55°F
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in September
Freeport, OH
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Freeport, OH
- Average wind speed in September: 5.3mph
The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in September
Freeport, OH
- Average humidity in September: 79%
The months with the highest relative humidity are January and February (85%).
The month with the lowest relative humidity is April (77%).
Average rainfall in September
Freeport, OH
- Average rainfall in September: 2.17"
The wettest months (with the highest rainfall) are April and May (3.19").
The driest month (with the least rainfall) is September (2.17").
Average rainfall days in September
Freeport, OH
- Average rainfall days in September: 14.9 days
The month with the highest number of rainy days is May (20.3 days).
The month with the least rainy days is February (9.8 days).
Average snowfall in September
Freeport, OH
- Average snowfall in September: 0"
The month with the highest snowfall is February (5.94").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Freeport, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Freeport, OH
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in September
Freeport, OH
- Average sunshine days in September: 13 days
The month with the most sunshine days is November (15.4 days).
The month with the least sunshine days is February (8.4 days).
Average UV index in September
Freeport, OH
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Freeport, OH
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Freeport, OH
- Average visibility in September: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).
Freeport, Ohio, USA
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