Carlsbad weather in September (California, United States of America)

Will it be warm or cold in Carlsbad this September? See what weather conditions to anticipate this month with our guide.

Temperatures

During September, Carlsbad is known for its perfect weather, characterized by high temperatures and almost no rainfall. You can expect daytime temperatures to reach around 24°C, while the nights will see a decline to about 17°C. On average, it is the month with the highest temperature of the year.

Precipitation

Carlsbad in September usually receives almost no rainfall, averaging around 4.1 mm for the month. Climate data suggests that about a single day will experience rainfall.

Average sunshine

Expect sunny days throughout the month, with an estimated 253 hours of sunshine. Making it a pleasant time to visit Carlsbad.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit. March, April, May, June, July, August, September, October and November generally stand out with the best circumstances. While January, February and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Carlsbad climate page with graphs.

 

Carlsbad, monthly averages in September

Min Temperature 17°C  

Max Temperature 24°C  

Chance of Rain 3%  

Precipitation 4.1 mm  

Rainy days a single day  

Humidity 74% *  

Sunshine 253 hours *  

Percentage Sunshine 68% *  

Data from: San Diego, the United States of America (52 KM, 32 Miles).

Where to go in the United States of America in September

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

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to Carlsbad, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings.

What To Do

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

Interested in more climate information?

This site provides you with all the information you need about the climate in Carlsbad.

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 travel conditions. Find out where to go with our weather planner.