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

How does the September weather in Monrovia compare to other months? Find all the essential weather information for this month in our guide.

Temperatures

You’ll find the weather in Monrovia during September to be perfect, with very high temperatures and low rainfall. Enjoy the summer season during this month. Daytime temperatures are expected to be around 33°C, cooling off to about 17°C at night. These are average temperatures, but there can be hotter days. Be sure to wear appropriate clothing and stay hydrated to manage the heat.

Precipitation

Monrovia in September usually receives low rainfall, averaging around 8.5 mm for the month. Past climate data indicates that roughly a single day will see rain.

Average sunshine

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

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

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

 

Monrovia, monthly averages in September

Min Temperature 17°C  

Max Temperature 33°C  

Chance of Rain 3%  

Precipitation 8.5 mm  

Rainy days a single day  

Humidity 67% *  

Sunshine 278 hours *  

Percentage Sunshine 75% *  

Data from: Los Angeles, the United States of America (43 KM, 27 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.

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 Monrovia.

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.