San Gabriel
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San Gabriel Weather in September

San Gabriel in September averages 32°C (90°F) during the day and 18°C (64°F) at night. Minimal rainfall is typical for this time of year.

Rainfall in San Gabriel in September

On average, there are about a single day with rain during this month, averaging 5.9 mm (0.2 in). If rain does fall, it tends to be a moderate shower rather than anything heavy.

Temperature in San Gabriel in September

San Gabriel has excellent weather in September, with days reaching 32°C (90°F) and nights cooling to 18°C (64°F). Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. With overnight lows of 18°C (64°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. These temperatures are typical, but it's wise to prepare for hotter days. Dress in light, airy clothing and protect yourself from the sun.

Sunshine in San Gabriel in September

There are approximately 278 hours of sunshine this month, resulting in mostly clear days.

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

San Gabriel Temperature in September

Min Temperature
18°C (64°F)
Max Temperature
32°C (90°F)
Chance of Rain
3%
Precipitation
5.9 mm (0.2 in)
Rainy days
a single day
Humidity
67% *
Sunshine
278 hours *
Percentage Sunshine
75% *
* Data from: Los Angeles, the United States of America (32 KM, 20 Miles).

San Gabriel Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in San Gabriel - and find the best time to visit.

Best Places 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. See all of the United States of America in September →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in San Gabriel 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 San Gabriel 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

San Gabriel 3-Day Forecast

Popular in September

Where to go in September - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.