Oro Valley Weather in September

September in Oro Valley typically sees daytime highs of 34°C (93°F) and nighttime lows of 19°C (66°F). Expect some rainfall during the month.

Rainfall in Oro Valley in September

Typically, about 7 days will experience rainfall, with an average of 39 mm (1.5 in) for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Oro Valley in September

Temperatures in Oro Valley in September top out at 34°C (93°F) and drop to 19°C (66°F) overnight. It's usually most comfortable outside during the morning and later in the day. At 19°C (66°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Oro Valley in September

With approximately 316 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

September in Oro Valley has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.

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For a detailed overview over the year and the best time to visit the United States of America, check out our Oro Valley's climate page.

Oro Valley Temperature in September

Min Temperature 19°C (66°F)  

Max Temperature 34°C (93°F)  

Chance of Rain 24%  

Precipitation 39 mm (1.5 in)  

Rainy days 7 days  

Humidity 42% *  

Sunshine 316 hours *  

Percentage Sunshine 85% *  

* Data from: Tucson, the United States of America (30 KM, 19 Miles).

What to Wear in Oro Valley in September

Get ready for hot weather in September! Lightweight, breathable fabrics are your best friend during this month. Cotton and linen shirts, shorts, sundresses, and sandals will keep you comfortable. Light colors help reflect the heat, avoid wearing black. Some rain is possible, so pack something to handle light showers. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Oro Valley in September

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

Swimming

10/10

Cycling

8/10

Walking

8/10

Barbeque

10/10

Camping

10/10

Outdoor sports

8/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Oro Valley's climate page.

More climate data for Oro Valley

Temperature Rainfall Sunshine Humidity

See the full Oro Valley climate overview or explore weather in the United States of America.