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

Is September a good time to explore Downey weather-wise? This guide provides the necessary weather information for your travel plans.

Temperatures

The weather in Downey is usually perfect in September, characterized by high temperatures and almost no rainfall. The month of September belongs to the summer season. Expect the temperatures during the day to hover around 30°C. At night, they will likely drop to about 18°C. Keep in mind, these temperatures are averages, and some days might be even warmer. Dress suitably to manage the heat.

Precipitation

Downey in September usually receives almost no rainfall, averaging around 2.7 mm for the month. Analyzing past climate data, one can expect approximately 0 days of rain.

Average sunshine

There are approximately 278 hours of sunshine this month, meaning plenty of sunny days and a vibrant atmosphere.

If your ideal day consists of dry skies and moderate temperatures generally stand out with the best circumstances. While tend to showcase less optimal conditions.

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

 

Downey, monthly averages in September

Min Temperature 18°C  

Max Temperature 30°C  

Water Temperature 18°C *  

Chance of Rain 0%  

Precipitation 2.7 mm  

Rainy days 0 days  

Humidity 67% *  

Windspeed 11 km/h *  

Sunshine 278 hours *  

Percentage Sunshine 75% *  

Data from: Los Angeles, the United States of America (24 KM, 15 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?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. With a water temperature of around 18°C there is no need to bring your swimwear.

What To Do

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

Interested in more climate information?

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

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.