Monrovia Weather in September

Monrovia in September sees very high daytime temperatures of 33°C (91°F) and nighttime lows of 17°C (63°F). With just 8.5 mm (0.3 in) of rainfall expected, it's a dry month overall.

Rainfall in Monrovia in September

Looking at the last 30 years, the data shows about a single day with rain, averaging 8.5 mm (0.3 in) for the month. On the rare occasion it rains, expect a brief, moderate shower rather than a heavy downpour.

Temperature in Monrovia in September

September is a good time to be in Monrovia. Days are perfect, reaching 33°C (91°F), with nights around 17°C (63°F). If you're spending a lot of time outdoors, it helps to plan around the warmer part of the day. 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.

Sunshine in Monrovia in September

Enjoy a sunny month with about 278 hours of sunshine, the clear skies make Monrovia even more beautiful.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, February, March, April, May, June, October and November typically offer the best weather for Monrovia.

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Check the conditions for any month of the year.

• January
• February
• March
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• May
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• October
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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 Monrovia's climate page.

Monrovia Temperature in September

Min Temperature 17°C (63°F)  

Max Temperature 33°C (91°F)  

Chance of Rain 3%  

Precipitation 8.5 mm (0.3 in)  

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).

What to Wear in Monrovia in September

Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Almost no rain is expected, so no need to bring rain gear. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Monrovia 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 Monrovia's climate page.

More climate data for Monrovia

Temperature Rainfall Sunshine Humidity

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