Otay Mesa Weather in September

In Otay Mesa, September brings high daytime temperatures around 27°C (81°F), with nights cooling to 17°C (63°F). Minimal rainfall is to be expected.

Rainfall in Otay Mesa in September

Typically, you can expect about a single day of rain this month, with 4.8 mm (0.2 in) on average. If rain does fall, it tends to be a moderate shower rather than anything heavy.

Temperature in Otay Mesa in September

The temperature in Otay Mesa in September is excellent. Daytime highs reach 27°C (81°F), with nights dropping to 17°C (63°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With overnight lows of 17°C (63°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep. This month tends to be the warmest of the year. Light, comfortable clothing will serve you well.

Sunshine in Otay Mesa in September

Expect a lot of sunshine this month, with about 272 hours of sun. These sunny conditions add to the overall experience.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.

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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 Otay Mesa's climate page.

Otay Mesa Temperature in September

Min Temperature 17°C (63°F)  

Max Temperature 27°C (81°F)  

Chance of Rain 3%  

Precipitation 4.8 mm (0.2 in)  

Rainy days a single day  

Humidity 79% *  

Sunshine 272 hours *  

Percentage Sunshine 73% *  

* Data from: Tijuana, Mexico (6 KM, 4 Miles).

What to Wear in Otay Mesa in September

Warm but pleasant conditions in Otay Mesa 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 Otay Mesa 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 Otay Mesa's climate page.

More climate data for Otay Mesa

Temperature Rainfall Sunshine Humidity

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