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 transition into September involves a small decrease in the average high-temperature, dipping slightly from 79.7°F (26.5°C) in August to a still warm 73.4°F (23°C). During the month of September, the nighttime temperature falls to an average of 56.1°F (13.4°C).Humidity
In Fairlawn, the average relative humidity in September is 78%.Rainfall
The month with the least rainfall in Fairlawn is September, when the rain falls for 8.3 days and typically collects 0.39" (10mm) of precipitation.Snowfall
June through October are months without snowfall.Daylight
In September, the average length of the day in Fairlawn, Ohio, is 12h and 28min.On the first day of September, sunrise is at 6:53 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:09 pm EDT.
Sunshine
The average sunshine in September is 8.4h.UV index
In Fairlawn, Ohio, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: A daily high UV index of 4 in September leads to these guidelines:
Take necessary precautions - Defending against sun damage is advocated. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
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 Fairlawn in September?
When it does not snow?
How many hours of daylight does Fairlawn have in September?
What time are sunrise and sunset in September?
How long on average sun shines in September in Fairlawn?
How high is the UV index in September?
Average temperature in September
Fairlawn, OH
- Average high temperature in September: 73.4°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 (31.5°F).
- Average low temperature in September: 56.1°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in September
Fairlawn, OH
- Average pressure in September: 30.04"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Fairlawn, OH
- Average wind speed in September: 6.2mph
The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is July (5.5mph).
Average humidity in September
Fairlawn, OH
- Average humidity in September: 78%
The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is July (76%).
Average rainfall in September
Fairlawn, OH
- Average rainfall in September: 0.39"
The wettest month (with the highest rainfall) is July (0.94").
The driest month (with the least rainfall) is September (0.39").
Average rainfall days in September
Fairlawn, OH
- Average rainfall days in September: 8.3 days
The month with the highest number of rainy days is May (12.8 days).
The month with the least rainy days is January (4 days).
Average snowfall in September
Fairlawn, OH
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.91").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in September
Fairlawn, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Fairlawn, 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 2min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).
Average sunshine days in September
Fairlawn, OH
- Average sunshine days in September: 18.9 days
The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is May (14 days).
Average UV index in September
Fairlawn, 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
Fairlawn, OH
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in September
Fairlawn, OH
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Fairlawn, Ohio, USA
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