Del Mar Weather in September

Thinking of visiting Del Mar in September? Expect high temperatures reaching 24°C (75°F) during the day, dropping to 18°C (64°F) at night, with minimal rainfall.

Rainfall in Del Mar in September

Climate statistics over the past 30 years suggest around a single day of rain, with 4.3 mm (0.2 in) average for the month. On the rare occasion it rains, expect a brief, moderate shower rather than a heavy downpour.

Temperature in Del Mar in September

Del Mar in September has excellent weather. Days reach 24°C (75°F) and nights cool to 18°C (64°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights cool down to 18°C (64°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions. On average, it sees the highest temps of the year.

Sunshine in Del Mar in September

Enjoy a sunny month with about 253 hours of sunshine, the clear skies make Del Mar even more beautiful.

If your ideal day consists of dry skies and pleasant temperatures, March, April, May, June, July, August, September, October and November typically offer the best circumstances for Del Mar.

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 Del Mar's climate page.

Del Mar Temperature in September

Min Temperature 18°C (64°F)  

Max Temperature 24°C (75°F)  

Chance of Rain 3%  

Precipitation 4.3 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 (29 KM, 18 Miles).

What to Wear in Del Mar in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. With minimal rainfall expected, you can leave the rain gear at home. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Del Mar in September

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

Swimming

10/10

Cycling

10/10

Walking

10/10

Barbeque

9/10

Camping

10/10

Outdoor sports

10/10

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 Del Mar's climate page.

More climate data for Del Mar

Temperature Rainfall Sunshine Humidity

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