Oro Valley weather in September (Arizona, United States of America)

This month is known as a warm month. The average maximum daytime temperature in Oro Valley in September lies at 34.2°C (93.56°F). The average minimum temperature goes down to around 19.2°C (66.56°F) (often the minimum temperature is noted at night).

Rainfall during September is moderate with an average of 39mm (1.6 inches). There are generally around 7 rainy days. It is also invariably a very sunny time of year with 316 hours of sun during the entire month.


Oro Valley, monthly averages in September

Show in Celsius
Min Temperature 66 °F  
Max Temperature 93 °F  
Chance of Rain 24%  
Precipitation 2 in  
Rainy days 7 days  
Humidity 42% *  
Sunshine 316 hrs *  
Percentage Sunshine 85% *  
* Data from: Tucson, the United States of America (30 KM, 19 Miles).

Where to go in the United States of America in September

Find out more about the weather in the United States of America in September and which places have the best weather conditions in this month.

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inches a month).

So what to wear in September? Visitors traveling to Oro Valley might want to wear airy clothing, t-shirts and other summer cloths. Shorts for men made of cotton or linen are good options for staying cool on a hot day.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in September.

Outdoor sports

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Oro Valley.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.