September weather forecastConneaut Lake, PA
September
Weather in September
September, the first month of the autumn in Conneaut Lake, is still a pleasant month, with an average temperature fluctuating between 71.6°F (22°C) and 54.7°F (12.6°C).Temperature
With the commencement of September, Conneaut Lake records a moderate temperature decline, with the average high easing from August's warm 77.5°F (25.3°C) to an agreeable 71.6°F (22°C). Conneaut Lake records a mean low-temperature of 54.7°F (12.6°C) in September.Humidity
In Conneaut Lake, the average relative humidity in September is 81%.Rainfall
In Conneaut Lake, during September, the rain falls for 14.8 days and regularly aggregates up to 1.61" (41mm) of precipitation. Throughout the year, there are 167.5 rainfall days, and 24.29" (617mm) of precipitation is accumulated.Snowfall
In Conneaut Lake, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 28min.On the first day of September, sunrise is at 6:48 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 7:04 pm EDT.
Sunshine
In September, the average sunshine is 8.4h.UV index
In Conneaut Lake, 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 the average person.Note: The daily maximum UV index of 4 in September interprets into the following advice:
Ensure safety - Recommendations to avert sunburn are presented. To protect against the Sun's most potent rays, avoid direct exposure around midday. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Conneaut Lake, PA
- Average high temperature in September: 71.6°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (30.4°F).
- Average low temperature in September: 54.7°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in September
Conneaut Lake, PA
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Conneaut Lake, PA
- Average wind speed in September: 6.5mph
The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest month (with the lowest average wind speed) is July (5.7mph).
Average humidity in September
Conneaut Lake, PA
- Average humidity in September: 81%
The month with the highest relative humidity is February (89%).
The months with the lowest relative humidity are April, May, June, July and August (80%).
Average rainfall in September
Conneaut Lake, PA
- Average rainfall in September: 1.61"
The wettest month (with the highest rainfall) is June (2.72").
The driest month (with the least rainfall) is November (1.42").
Average rainfall days in September
Conneaut Lake, PA
- Average rainfall days in September: 14.8 days
The month with the highest number of rainy days is October (17.5 days).
The month with the least rainy days is January (7.6 days).
Average snowfall in September
Conneaut Lake, PA
- Average snowfall in September: 0"
The month with the highest snowfall is January (6.42").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Conneaut Lake, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (20.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Conneaut Lake, PA
- Average daylight in September: 12h and 30min
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 12min).
- Average sunshine in September: 8h and 24min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in September
Conneaut Lake, PA
- Average sunshine days in September: 12.4 days
The month with the most sunshine days is July (12.5 days).
The month with the least sunshine days is February (6.7 days).
Average UV index in September
Conneaut Lake, PA
- 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
Conneaut Lake, PA
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 76).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility in September
Conneaut Lake, PA
- Average visibility in September: 6mi
The months with the highest visibility are April, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).
