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
The advent of September brings a slight shift in average high-temperature, moving from 81.3°F (27.4°C) in August to a still moderately hot 73.4°F (23°C). In September, Glasco experiences an average nighttime temperature of 52.2°F (11.2°C).Humidity
In September, the average relative humidity is 77%.Rainfall
September is the month with the least rainfall in Glasco. Rain falls for 8.7 days and accumulates 0.94" (24mm) of precipitation.Snowfall
June through September are months without snowfall in Glasco.Daylight
The average length of the day in September in Glasco, New York, is 12h and 28min.On the first day of the month, sunrise is at 6:22 am and sunset at 7:29 pm. On the last day of September, sunrise is at 6:52 am and sunset at 6:38 pm EDT.
Sunshine
The average sunshine in September is 9.2h.UV index
In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: In September, the maximum UV index of 4 suggests this advice:
Take precautions - Protection against sunburn is recommended. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Frequently asked questions
What are September temperatures in Glasco?
What is the average humidity in September in Glasco?
What is the driest month in Glasco?
How many days does it rain in September in Glasco?
When it does not snow in Glasco?
Does it snow in Glasco in September?
What is the average length of the day in September in Glasco?
When is the sunrise / sunset in September in Glasco?
How long on average sun shines in September in Glasco?
How high is the UV index in September in Glasco?
Average temperature in September
Glasco, NY
- Average high temperature in September: 73.4°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in September: 52.2°F
The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).
Average pressure in September
Glasco, 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 (29.93"Hg).
Average wind speed in September
Glasco, NY
- Average wind speed in September: 5.1mph
The windiest month (with the highest average wind speed) is March (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in September
Glasco, NY
- Average humidity in September: 77%
The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is April (74%).
Average rainfall in September
Glasco, NY
- Average rainfall in September: 0.94"
The wettest month (with the highest rainfall) is July (2.24").
The driest month (with the least rainfall) is September (0.94").
Average rainfall days in September
Glasco, NY
- Average rainfall days in September: 8.7 days
The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is January (6.5 days).
Average snowfall in September
Glasco, NY
- Average snowfall in September: 0"
The month with the highest snowfall is December (3.19").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Glasco, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Glasco, 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: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in September
Glasco, NY
- Average sunshine days in September: 18.6 days
The month with the most sunshine days is January (19.6 days).
The month with the least sunshine days is July (14.5 days).
Average UV index in September
Glasco, NY
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Glasco, NY
- Average cloud cover in September: 35
The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 33).
Average visibility in September
Glasco, NY
- Average visibility in September: 5mi
The months with the highest visibility are January, March, April, November and December (6mi).
The months with the lowest visibility are February, May, June, July, August, September and October (5mi).
Glasco, New York, USA
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