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 is characterized by a mild reduction in the average high-temperature, from a warm 75.7°F (24.3°C) in August to an agreeable 69.3°F (20.7°C). In September, Belmont encounters an average low-temperature of 49.3°F (9.6°C) during the night.Humidity
In Belmont, the average relative humidity in September is 81%.Rainfall
The month with the least rainfall is September, when the rain falls for 13.3 days and typically collects 1.69" (43mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Belmont, the average length of the day in September is 12h and 28min.On the first day of September, sunrise is at 6:38 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 6:54 pm EDT.
Sunshine
In September, the average sunshine is 8.1h.UV index
In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In September, the UV index of 3 transforms into the following advice:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Belmont in September?
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?
When are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Belmont, NY
- Average high temperature in September: 69.3°F
The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (27.1°F).
- Average low temperature in September: 49.3°F
The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).
Average pressure in September
Belmont, NY
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Belmont, NY
- Average wind speed in September: 6.5mph
The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).
Average humidity in September
Belmont, NY
- Average humidity in September: 81%
The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is May (78%).
Average rainfall in September
Belmont, NY
- Average rainfall in September: 1.69"
The wettest month (with the highest rainfall) is October (2.95").
The driest month (with the least rainfall) is September (1.69").
Average rainfall days in September
Belmont, NY
- Average rainfall days in September: 13.3 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is January (6 days).
Average snowfall in September
Belmont, NY
- Average snowfall in September: 0"
The month with the highest snowfall is February (10.71").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Belmont, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (19.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Belmont, 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 1min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The months with the least sunshine are January and December (Average sunshine: 2h and 36min).
Average sunshine days in September
Belmont, NY
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is September (14.6 days).
The month with the least sunshine days is February (7.1 days).
Average UV index in September
Belmont, NY
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in September
Belmont, NY
- Average cloud cover in September: 46
The month with the most cloud cover is January (Cloud cover 78).
The month with the least cloud cover is July (Cloud cover 41).
Average visibility in September
Belmont, NY
- Average visibility in September: 4mi
The months with the highest visibility are March, April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are January, February and September (4mi).
Belmont, New York, USA
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