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
With the onset of September, Little Valley experiences a modest temperature adjustment, with the average high-temperature gently receding from a moderately hot 75.6°F (24.2°C) in August to an agreeable 69.4°F (20.8°C). An average low-temperature of 50.9°F (10.5°C) marks the month of September.Humidity
In Little Valley, the average relative humidity in September is 81%.Rainfall
The month with the least rainfall is September, when the rain falls for 14.9 days and typically collects 1.57" (40mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 28min.On the first day of September, sunrise is at 6:41 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 6:57 pm EDT.
Sunshine
In Little Valley, the average sunshine in September is 8.6h.UV index
In September, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: An average UV index of 3 in September transforms into this advice:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. To avoid the Sun's strongest rays, limit exposure around the mid-day period. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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 are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index intensity in September?
Average temperature in September
Little Valley, NY
- Average high temperature in September: 69.4°F
The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is January (27.7°F).
- Average low temperature in September: 50.9°F
The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).
Average pressure in September
Little Valley, NY
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Little Valley, NY
- Average wind speed in September: 6.6mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity in September
Little Valley, NY
- Average humidity in September: 81%
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (80%).
Average rainfall in September
Little Valley, NY
- Average rainfall in September: 1.57"
The wettest month (with the highest rainfall) is April (2.95").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in September
Little Valley, NY
- Average rainfall days in September: 14.9 days
The month with the highest number of rainy days is October (18.2 days).
The month with the least rainy days is January (7.4 days).
Average snowfall in September
Little Valley, NY
- Average snowfall in September: 0"
The month with the highest snowfall is January (8.11").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Little Valley, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (21.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Little Valley, NY
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).
Average sunshine days in September
Little Valley, NY
- Average sunshine days in September: 12.7 days
The month with the most sunshine days is September (12.7 days).
The month with the least sunshine days is February (5.6 days).
Average UV index in September
Little Valley, NY
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are February and December (UV index 1).
Average cloud cover in September
Little Valley, NY
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 79).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Little Valley, NY
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February and December (4mi).
Little Valley, New York, USA
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