United StatesAverage weather for Oneonta in September
It's pleasantly warm in September in Oneonta with an average temperature of 22°C. Temperatures this month range from a low of 15°C to a high of 26°C. At night, you can expect temperatures between 9°C and 16°C.
Start of September
The month of September starts in Oneonta with warm temps, averaging around 24°C during the day and nights around 15°C. You can expect regular precipitation, but there will also be some sunny days in the early part of the month.
Mid September
By mid-September, daytime temps drop to around 22°C, with nights around 13°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.
End of September
By the end of September, the average daytime temperature in Oneonta is around 20°C, while nighttime temps are about 11°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
In September, there is an average of 145 mm of precipitation, spread over 8 days. The wind speed is around 3 Bft, mostly coming from the South.
Oneonta in September |
New York | ||
|---|---|---|---|
 Average temperature |
22°C | 27°C | |
 Max. temperature |
26°C | 31°C | |
| Min. temperature |
15°C | -5°C | |
 Total precipitation |
145 mm | 57 mm | |
| Rainy days |
8 days | 9 days | |
August
UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is September a good time to visit Oneonta?
Looking for sun? September isn’t a good month to be in Oneonta. The temperature is nice, but there’s too much chance of rain.
Temperature records
With 32°C in 2015, Oneonta reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 8°C in 2022. The extreme nighttime temperatures ranged from a lowest recorded value of 1°C to a highest value of 21°C.
Check out the climate of Oneonta for all months and discover the best travel time
Daily Temperature in September in Oneonta
This chart shows the average daily high and low temperatures in September for Oneonta, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in September in Oneonta
The chart below shows the average daily precipitation in September for Oneonta, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for September, you can expect about 8 days of precipitation in Oneonta.
Daily UV index in September in Oneonta
This chart shows the average daily UV index in September in Oneonta, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in September in Oneonta over the years
This chart shows the average temperature in September in Oneonta, measured in degrees Celsius, over the past few years.
Total precipitation in September in Oneonta over the years
This chart shows the average precipitation in September in Oneonta, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in September for Oneonta
Click on any day in September to get detailed info about the usual weather on that day in Oneonta. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in Oneonta
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Average weather in Oneonta by month
Click on a month below to see detailed weather info for Oneonta. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
