September weather forecastColegrave, NY
September
Weather in September
September, the first month of the autumn in Colegrave, is also an agreeable month, with an average temperature ranging between max 70.9°F (21.6°C) and min 53.2°F (11.8°C).Temperature
September indicates a minor shift in the average high-temperature, from August's warm 76.8°F (24.9°C) to an agreeable 70.9°F (21.6°C). In Colegrave, September's nights observe an average temperature dip to a fresh 53.2°F (11.8°C).Humidity
The months with the lowest humidity are May, July and September, with an average relative humidity of 78%.Rainfall
The month with the least rainfall is September, when the rain falls for 15.5 days and typically collects 1.77" (45mm) of precipitation.Snowfall
In Colegrave, snow does not fall in June through September.Daylight
The average length of the day in September in Colegrave is 12h and 29min.On the first day of September, sunrise is at 6:39 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 6:56 pm EDT.
Sunshine
In September, the average sunshine is 8.8h.UV index
In Colegrave, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, a regular UV index of 3 translates into these guidelines:
Ensure safety - Imperative it is to shield skin and eyes from damage. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Colegrave, NY
- Average high temperature in September: 70.9°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (28.6°F).
- Average low temperature in September: 53.2°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).
Average pressure in September
Colegrave, NY
- Average pressure in September: 30.05"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
Colegrave, NY
- Average wind speed in September: 6.8mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in September
Colegrave, NY
- Average humidity in September: 78%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are May, July and September (78%).
Average rainfall in September
Colegrave, NY
- Average rainfall in September: 1.77"
The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in September
Colegrave, NY
- Average rainfall days in September: 15.5 days
The month with the highest number of rainy days is July (18.4 days).
The month with the least rainy days is February (8 days).
Average snowfall in September
Colegrave, NY
- Average snowfall in September: 0"
The month with the highest snowfall is February (9.29").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Colegrave, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (19.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Colegrave, NY
- Average daylight in September: 12h and 30min
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: 8h and 48min
The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in September
Colegrave, NY
- Average sunshine days in September: 11.9 days
The month with the most sunshine days is September (11.9 days).
The month with the least sunshine days is February (5.3 days).
Average UV index in September
Colegrave, NY
- Average UV index in September: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Colegrave, NY
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Colegrave, NY
- Average visibility in September: 6mi
The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January and February (4mi).





