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
A moderate decline in average high-temperatures is noted in September, moving from 81.5°F (27.5°C) in August to a still moderately hot 73.9°F (23.3°C). Poughkeepsie reports an average nighttime low-temperature of 53.6°F (12°C) in September.Humidity
In September, the average relative humidity is 78%.Rainfall
The month with the least rainfall in Poughkeepsie is September, when the rain falls for 11.5 days and typically collects 1.73" (44mm) of precipitation.Snowfall
In Poughkeepsie, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 28min.On the first day of the month, sunrise is at 6:22 am and sunset at 7:28 pm. On the last day of September, in Poughkeepsie, sunrise is at 6:52 am and sunset at 6:38 pm EDT.
Sunshine
The average sunshine in September is 8.7h.UV index
In Poughkeepsie, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: In September, the maximum UV index of 4 translates into these guidelines:
Take precautions - Protection against sun damage is advised. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Frequently asked questions
What is the temperature in September in Poughkeepsie?
What is the average humidity in September in Poughkeepsie?
What is the driest month in Poughkeepsie?
How much does it rain in Poughkeepsie in September?
When it does not snow in Poughkeepsie?
Does it snow in Poughkeepsie in September?
What is the average length of the day in September in Poughkeepsie?
When are sunrise and sunset in September in Poughkeepsie?
How long on average sun shines in September in Poughkeepsie?
What is the UV index reading in September in Poughkeepsie?
Average temperature in September
Poughkeepsie, NY
- Average high temperature in September: 73.9°F
The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (32.7°F).
- Average low temperature in September: 53.6°F
The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in September
Poughkeepsie, NY
- Average pressure in September: 30.06"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
Poughkeepsie, NY
- Average wind speed in September: 4.8mph
The windiest month (with the highest average wind speed) is March (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in September
Poughkeepsie, NY
- Average humidity in September: 78%
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
Poughkeepsie, NY
- Average rainfall in September: 1.73"
The wettest month (with the highest rainfall) is October (3.07").
The driest month (with the least rainfall) is September (1.73").
Average rainfall days in September
Poughkeepsie, NY
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is January (8.6 days).
Average snowfall in September
Poughkeepsie, NY
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.21").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Poughkeepsie, NY
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Poughkeepsie, 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: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in September
Poughkeepsie, NY
- Average sunshine days in September: 15.9 days
The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is April (11.4 days).
Average UV index in September
Poughkeepsie, NY
- Average UV index in September: 4
The months with the highest UV index are June, July and August (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
Poughkeepsie, NY
- Average cloud cover in September: 39
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 36).
Average visibility in September
Poughkeepsie, NY
- Average visibility in September: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).
Poughkeepsie, New York, USA
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