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 arrival of September signals a subtle shift in temperature, down from a moderately hot 78.8°F (26°C) in August to a pleasant 71.2°F (21.8°C). During September, Spencertown experiences a consistent low-temperature average of 51.1°F (10.6°C).Humidity
In September, the average relative humidity in Spencertown is 79%.Rainfall
In Spencertown, in September, it is raining for 10.7 days, with typically 1.57" (40mm) of accumulated precipitation. In Spencertown, during the entire year, the rain falls for 135.1 days and collects up to 20.39" (518mm) of precipitation.Snowfall
In Spencertown, snow does not fall in June through September.Daylight
In September, the average length of the day in Spencertown is 12h and 28min.On the first day of September, sunrise is at 6:20 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 6:36 pm EDT.
Sunshine
The average sunshine in September is 8.8h.UV index
In Spencertown, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 3 in September interprets into the following recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Spencertown in September?
What is the average humidity in September in Spencertown?
How much does it rain in Spencertown in September?
When it does not snow in Spencertown?
Does it snow in Spencertown in September?
How many hours of daylight does Spencertown have in September?
When are sunrise and sunset in September in Spencertown?
How long on average sun shines in September in Spencertown?
What is the UV index intensity in September in Spencertown?
Average temperature in September
Spencertown, NY
- Average high temperature in September: 71.2°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (29.1°F).
- Average low temperature in September: 51.1°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).
Average pressure in September
Spencertown, 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
Spencertown, NY
- Average wind speed in September: 5.5mph
The windiest months (with the highest average wind speed) are January and March (8.2mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in September
Spencertown, NY
- Average humidity in September: 79%
The months with the highest relative humidity are February and December (83%).
The month with the lowest relative humidity is April (75%).
Average rainfall in September
Spencertown, NY
- Average rainfall in September: 1.57"
The wettest month (with the highest rainfall) is July (2.4").
The driest month (with the least rainfall) is January (1.1").
Average rainfall days in September
Spencertown, NY
- Average rainfall days in September: 10.7 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (5.7 days).
Average snowfall in September
Spencertown, NY
- Average snowfall in September: 0"
The month with the highest snowfall is March (3.9").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Spencertown, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Spencertown, 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 6min).
- Average sunshine in September: 8h and 5min
The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in September
Spencertown, NY
- Average sunshine days in September: 16.7 days
The month with the most sunshine days is January (20 days).
The month with the least sunshine days is June (12.5 days).
Average UV index in September
Spencertown, 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, March, November and December (UV index 2).
Average cloud cover in September
Spencertown, NY
- Average cloud cover in September: 38
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 35).
Average visibility in September
Spencertown, NY
- Average visibility in September: 5mi
The months with the highest visibility are January, April, November and December (6mi).
The months with the lowest visibility are February, March, May, June, July, August, September and October (5mi).
Spencertown, New York, USA
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