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 reveals a small adjustment in temperature, transitioning from an average high of a warm 76.1°F (24.5°C) in August to an agreeable 70°F (21.1°C). Cleveland experiences a consistent average temperature of 52.3°F (11.3°C) throughout the nights in September.Humidity
In September, the average relative humidity is 79%.Rainfall
March and September are months with the least rain when the rain falls for 13.6 days and typically aggregates up to 1.61" (41mm) of rain.Snowfall
In Cleveland, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 29min.On the first day of the month, sunrise is at 6:28 am and sunset at 7:38 pm. On the last day of September, sunrise is at 7:00 am and sunset at 6:45 pm EDT.
Sunshine
In Cleveland, the average sunshine in September is 9h.UV index
In September, the average daily maximum UV index in Cleveland is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 3 transforms into these recommendations:
Undertake protective steps - Preventing sun damage is advised. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Frequently asked questions
What are September temperatures in Cleveland?
What is the average humidity in September in Cleveland?
What is the driest month in Cleveland?
How much does it rain in Cleveland in September?
When it does not snow in Cleveland?
Does it snow in Cleveland in September?
What is the average length of the day in September in Cleveland?
What time are sunrise and sunset in September in Cleveland?
How many hours of sunshine does Cleveland have in September?
How high is the UV index in September in Cleveland?
Average temperature in September
Cleveland, NY
- Average high temperature in September: 70°F
The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is January (27°F).
- Average low temperature in September: 52.3°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).
Average pressure in September
Cleveland, NY
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Cleveland, NY
- Average wind speed in September: 6.4mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.9mph).
Average humidity in September
Cleveland, NY
- Average humidity in September: 79%
The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is April (78%).
Average rainfall in September
Cleveland, NY
- Average rainfall in September: 1.61"
The wettest month (with the highest rainfall) is May (2.64").
The driest months (with the least rainfall) are March and September (1.61").
Average rainfall days in September
Cleveland, NY
- Average rainfall days in September: 13.6 days
The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is February (8.8 days).
Average snowfall in September
Cleveland, NY
- Average snowfall in September: 0"
The month with the highest snowfall is December (6.06").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Cleveland, NY
- 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
Cleveland, NY
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 9h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 2h and 24min).
Average sunshine days in September
Cleveland, NY
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is February (5.2 days).
Average UV index in September
Cleveland, NY
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Cleveland, NY
- Average cloud cover in September: 35
The months with the most cloud cover are January and February (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 33).
Average visibility in September
Cleveland, NY
- Average visibility in September: 6mi
The months with the highest visibility are April, May, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, June, July and December (5mi).
Cleveland, New York, USA
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