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United StatesThe weather in September in Norcross
It's warm in September in Norcross with an average temperature of 29°C. Temperatures this month range from a low of 25°C to a high of 32°C. At night, you can expect temperatures between 16°C and 22°C.
Looking for sun? September isn’t a good month to be in Norcross. The temperature is nice, but there’s too much chance of rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Norcross, Georgia. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 36°C in 2019, Norcross reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 17°C in 2017. The extreme nighttime temperatures ranged from a lowest recorded value of 6°C to a highest value of 24°C.
Rainfall amount
In September, there is an average of 168 mm of precipitation, spread over 16 days. The wind speed is around 3 Bft, mostly coming from the South.
Daily weather in September for Norcross
Click on any day in September to get detailed info about the usual weather on that day in Norcross. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Norcross | New York | |
|---|---|---|
| Average temperature | 29°C | 27°C |
| Max. temperature | 32°C | 31°C |
| Min. temperature | 16°C | -5°C |
| Total precipitation | 168 mm | 57 mm |
| Rainy days | 16 days | 9 days |
Start of September
The month of September starts in Norcross with hot temps, averaging around 31°C during the day and nights around 21°C.
Mid September
By mid-September, daytime temps drop to around 29°C, with nights around 20°C. There’s a high chance of precipitation during this time.
End of September
By the end of September, the average daytime temperature in Norcross is around 28°C, while nighttime temps are about 18°C. A shower might pop up, but overall, the weather will be dry and sunny.
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UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Check out the climate of Norcross for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in September in Norcross, Georgia. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Norcross
Temperature in September in Norcross over the years
Precipitation charts
These charts show the average amount of precipitation in September in Norcross, Georgia. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in September in Norcross
Total precipitation in September in Norcross over the years
Daily UV index in September in Norcross
This chart shows the average daily UV index in September in Norcross, 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.
Weather experiences in September in Norcross
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Average weather in Norcross by month
Click on a month below to see detailed weather info for Norcross. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.