Normal weather in Duncannon in September
The weather in Duncannon in September has an average temperature of around 27°C during the day. On average, September sees 192 mm of rain in Duncannon. The wind speed is 3 Beaufort and mainly comes from South.
After August, September in Duncannon starts with a temperature of 27°C and ends around October at 21°C.
September averages for Duncannon
 Average temperature | 27°C |
 Highest daytime temperature | 31°C |
| Lowest daytime temperature | 21°C |
 Total rainfall | 192 mm |
| Rainy days | 4 days |
Temperature per day in September in Duncannon
This graph shows the average daily maximum temperatures in September in Duncannon, indicated in degrees Celsius.
Precipitation per day in September in Duncannon
This graph shows the average daily precipitation in September in Duncannon, indicated in millimeters.
UV index per day in September in Duncannon
This graph shows the average daily UV index in September in Duncannon.
Yearly temperature in September in Duncannon
This graph shows the average yearly temperature in September in Duncannon, measured in degrees Celsius, over the past years.
Yearly total precipitation in September in Duncannon
This graph shows the average yearly precipitation in millimeters in September in Duncannon, over the past years.
Average daily weather in September
Click on a day to get more information about the average weather on that day.
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Average weather in Duncannon per month
Click on a month below to see in detail how the weather typically is in Duncannon and what to expect. Based on the historical weather data of Duncannon, you can view the average temperature, precipitation, wind, and UV index for each day of the month.