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 subtle shift in Highland Falls's weather is observed as August turns into September, with the average high temperature reducing from 82°F (27.8°C) to a still moderately hot 74.3°F (23.5°C). In Highland Falls, September nights witness a steady temperature drop to a fresh 54.9°F (12.7°C).Humidity
The average relative humidity in September is 78%.Rainfall
January and September are months with the least rain in Highland Falls, New York, when the rain falls for 12.7 days and typically aggregates up to 1.97" (50mm) of rain.Snowfall
In Highland Falls, snow does not fall in June through September.Daylight
In September, the average length of the day in Highland Falls is 12h and 28min.On the first day of September in Highland Falls, sunrise is at 6:22 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:38 pm EDT.
Sunshine
In September, the average sunshine is 8.5h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.Note: In September, the maximum UV index of 4 translates into these guidelines:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Frequently asked questions
What is the temperature in September in Highland Falls?
What is the average humidity in September in Highland Falls?
What is the driest month in Highland Falls?
How many days does it rain in September in Highland Falls?
When it does not snow in Highland Falls?
Does it snow in Highland Falls in September?
What is the average length of the day in September in Highland Falls?
What time are sunrise and sunset in September in Highland Falls?
How many hours of sunshine does Highland Falls have in September?
What is the UV index intensity in September in Highland Falls?
Average temperature in September
Highland Falls, NY
- Average high temperature in September: 74.3°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in September: 54.9°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (21°F).
Average pressure in September
Highland Falls, 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
Highland Falls, NY
- Average wind speed in September: 5mph
The windiest month (with the highest average wind speed) is March (7mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in September
Highland Falls, NY
- Average humidity in September: 78%
The months with the highest relative humidity are February, October and December (80%).
The month with the lowest relative humidity is April (73%).
Average rainfall in September
Highland Falls, NY
- Average rainfall in September: 1.97"
The wettest month (with the highest rainfall) is December (3.23").
The driest months (with the least rainfall) are January and September (1.97").
Average rainfall days in September
Highland Falls, NY
- Average rainfall days in September: 12.7 days
The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in September
Highland Falls, NY
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.94").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Highland Falls, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (7.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Highland Falls, NY
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in September
Highland Falls, NY
- Average sunshine days in September: 14.9 days
The month with the most sunshine days is January (19.3 days).
The month with the least sunshine days is June (10.9 days).
Average UV index in September
Highland Falls, NY
- Average UV index in September: 4
The months with the highest UV index are June 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
Highland Falls, NY
- Average cloud cover in September: 39
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Highland Falls, NY
- Average visibility in September: 5mi
The months with the highest visibility are April, November and December (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September and October (5mi).
Highland Falls, New York, USA
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