Santee Weather in September

Santee in September averages 31°C (88°F) during the day and 16°C (61°F) at night. Minimal rainfall is typical for this time of year.

Rainfall in Santee in September

Historically, the month has about a single day of rain, averaging 4.2 mm (0.2 in) in total. Any rain that does arrive is likely to be fairly light and short-lived.

Temperature in Santee in September

September tends to be one of the perfect months in Santee, with 31°C (88°F) in the afternoon and 16°C (61°F) overnight. Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. At 16°C (61°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 Santee in September

With approximately 253 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

If you prefer dry days with pleasant temperatures, September may not be the ideal month to visit Santee. Our weather planner can help you explore destinations with more pleasant weather conditions.

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• January
• February
• March
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• May
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• October
• November
• December

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

Santee Temperature in September

Min Temperature 16°C (61°F)  

Max Temperature 31°C (88°F)  

Chance of Rain 3%  

Precipitation 4.2 mm (0.2 in)  

Rainy days a single day  

Humidity 74% *  

Sunshine 253 hours *  

Percentage Sunshine 68% *  

* Data from: San Diego, the United States of America (22 KM, 13 Miles).

What to Wear in Santee in September

Warm but pleasant conditions in Santee in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Dry conditions mean you won't need to worry about rain protection. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Santee 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 Santee's climate page.

More climate data for Santee

Temperature Rainfall Sunshine Humidity

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