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 signals a slight drop in average high-temperature, sliding from August's moderately hot 79.3°F (26.3°C) to a pleasant 71.4°F (21.9°C). Throughout September nights, Clifton Park experiences a consistent temperature average of 51.4°F (10.8°C).Humidity
In September, the average relative humidity in Clifton Park is 78%.Rainfall
September is the month with the least rainfall. Rain falls for 10.4 days and accumulates 1.85" (47mm) of precipitation.Snowfall
June through September are months without snowfall in Clifton Park.Daylight
The average length of the day in September in Clifton Park, New York, is 12h and 29min.On the first day of September, sunrise is at 6:20 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:37 pm EDT.
Sunshine
The average sunshine in September is 9.1h.UV index
In September, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: In September, a daily UV index of 3 turns into the following recommendations:
Act with care - The need to guard against sun damage is communicated. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Frequently asked questions
What are September temperatures in Clifton Park?
What is the average humidity in September in Clifton Park?
What is the driest month in Clifton Park?
How much does it rain in Clifton Park in September?
When it does not snow in Clifton Park?
Does it snow in Clifton Park in September?
What is the average length of the day in September in Clifton Park?
When is the sunrise / sunset in September in Clifton Park?
How many hours of sunshine does Clifton Park have in September?
How high is the UV index in September in Clifton Park?
Average temperature in September
Clifton Park, NY
- Average high temperature in September: 71.4°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (28.4°F).
- Average low temperature in September: 51.4°F
The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in September
Clifton Park, NY
- Average pressure in September: 30.06"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
Clifton Park, NY
- Average wind speed in September: 5.4mph
The windiest months (with the highest average wind speed) are January and April (7.7mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in September
Clifton Park, NY
- Average humidity in September: 78%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (73%).
Average rainfall in September
Clifton Park, NY
- Average rainfall in September: 1.85"
The wettest month (with the highest rainfall) is October (3.07").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in September
Clifton Park, NY
- Average rainfall days in September: 10.4 days
The months with the highest number of rainy days are April and May (16.1 days).
The month with the least rainy days is February (8.6 days).
Average snowfall in September
Clifton Park, NY
- Average snowfall in September: 0"
The month with the highest snowfall is January (8.19").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Clifton Park, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Clifton Park, 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 6min).
- Average sunshine in September: 9h and 1min
The months with the most sunshine are July and August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in September
Clifton Park, NY
- Average sunshine days in September: 18.1 days
The month with the most sunshine days is September (18.1 days).
The month with the least sunshine days is February (11.3 days).
Average UV index in September
Clifton Park, 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 and December (UV index 1).
Average cloud cover in September
Clifton Park, NY
- Average cloud cover in September: 34
The month with the most cloud cover is February (Cloud cover 58).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility in September
Clifton Park, NY
- Average visibility in September: 5mi
The months with the highest visibility are April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are January, February, March, August and September (5mi).
Clifton Park, New York, USA
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