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
September
Weather in September
Temperature
In East Amherst, the average high-temperature in September gently drops from a moderately hot 78.1°F (25.6°C) in August to an agreeable 71.8°F (22.1°C). In East Amherst, September is marked by an average low-temperature of 55°F (12.8°C).Humidity
The average relative humidity in September in East Amherst, New York, is 76%.Rainfall
The month with the least rainfall is September, when the rain falls for 11.3 days and typically collects 0.91" (23mm) of precipitation.Snowfall
In East Amherst, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 29min.On the first day of September in East Amherst, sunrise is at 6:40 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 6:57 pm EDT.
Sunshine
In September, the average sunshine is 9h.UV index
In East Amherst, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: The average daily UV index of 4 in September transforms into the following instructions:
Be vigilant - Suggestions to stave off sun damage are provided. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in East Amherst?
What is the average humidity in September in East Amherst?
What is the driest month in East Amherst?
How many days does it rain in September in East Amherst?
When it does not snow in East Amherst?
Does it snow in East Amherst in September?
How many hours of daylight does East Amherst have in September?
When is the sunrise / sunset in September in East Amherst?
How long on average sun shines in September in East Amherst?
How high is the UV index in September in East Amherst?
Average temperature in September
East Amherst, NY
- Average high temperature in September: 71.8°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (29.3°F).
- Average low temperature in September: 55°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).
Average pressure in September
East Amherst, NY
- Average pressure in September: 30.04"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
East Amherst, NY
- Average wind speed in September: 6.9mph
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
East Amherst, NY
- Average humidity in September: 76%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are July and August (75%).
Average rainfall in September
East Amherst, NY
- Average rainfall in September: 0.91"
The wettest month (with the highest rainfall) is July (1.61").
The driest month (with the least rainfall) is September (0.91").
Average rainfall days in September
East Amherst, NY
- Average rainfall days in September: 11.3 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (6.4 days).
Average snowfall in September
East Amherst, NY
- Average snowfall in September: 0"
The months with the highest snowfall are January and February (2.95").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
East Amherst, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
East Amherst, NY
- Average daylight in September: 12h and 3min
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: 9h and 0min
The months with the most sunshine are July and August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in September
East Amherst, NY
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is February (10.2 days).
Average UV index in September
East Amherst, NY
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in September
East Amherst, NY
- Average cloud cover in September: 35
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in September
East Amherst, NY
- Average visibility in September: 6mi
The months with the highest visibility are April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and March (5mi).