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United StatesThe weather in September in Tucson
It's hot in September in Tucson with an average temperature of 35°C. Temperatures this month range from a low of 31°C to a high of 37°C. At night, you can expect temperatures between 19°C and 24°C.
September is a good month to be in Tucson for sunny weather. You’ll have high temperatures and not too much 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 Tucson, Arizona. 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 43°C in 2020, Tucson reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 23°C in 2019. The extreme nighttime temperatures ranged from a lowest recorded value of 11°C to a highest value of 30°C.
Rainfall amount
In September, there is an average of 69 mm of precipitation, spread over 10 days. The wind speed is around 4 Bft, mostly coming from the South.
Daily weather in September for Tucson
Click on any day in September to get detailed info about the usual weather on that day in Tucson. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Tucson | New York | |
|---|---|---|
| Average temperature | 35°C | 27°C |
| Max. temperature | 37°C | 31°C |
| Min. temperature | 19°C | -5°C |
| Total precipitation | 69 mm | 57 mm |
| Rainy days | 10 days | 9 days |
Start of September
The month of September starts in Tucson with hot temps, averaging around 36°C during the day and nights around 24°C.
Mid September
By mid-September, daytime temps stay steady at around 36°C, with nights around 23°C. Not much precipitation expected during this period. It’s mostly dry and sunny.
End of September
By the end of September, the average daytime temperature in Tucson is around 33°C, while nighttime temps are about 21°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 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
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Temperature charts
These charts show the average temperatures in September in Tucson, Arizona. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Tucson
Temperature in September in Tucson over the years
Precipitation charts
These charts show the average amount of precipitation in September in Tucson, Arizona. 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 Tucson
Total precipitation in September in Tucson over the years
Daily UV index in September in Tucson
This chart shows the average daily UV index in September in Tucson, 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 Tucson
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Average weather in Tucson by month
Click on a month below to see detailed weather info for Tucson. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.