Fountains and waterfowl at Wilderness Park in Downey

Weather · September

Downey weather in September

Average highs of 82°F, lows of 64°F and 0.10 in of rain, from 30 years of weather records.

September is Downey’s 2nd warmest month, with average highs of 82°F and lows of 64°F. That is 1° cooler than August, and 8° above the yearly average high.

Average high
82°F
Average low
64°F
Precipitation
0.10 in
Wet days
1
Sunrise · sunset
6:35 AM · 7:00 PM

September across the year

  1. 67°47°Jan
  2. 67°48°Feb
  3. 69°51°Mar
  4. 71°54°Apr
  5. 73°58°May
  6. 76°61°Jun
  7. 81°65°Jul
  8. 83°66°Aug
  9. 82°64°Sep
  10. 78°59°Oct
  11. 73°52°Nov
  12. 67°47°Dec

High and low Rain

What to wear in September

  • Warm days: shorts and T-shirts.

September is good for

What’s on in Downey in September

See all upcoming events.

Around Downey

PIH Health Downey Hospital Campus
PIH Health Downey HospitalPIH Health MarCom · CC BY-SA 4.0
Bob's Big Boy Broiler (Downey, California)
Bob's Big Boy Broiler (Downey, California), April 2023Josh Lim ( Sky Harbor ) · CC BY-SA 4.0
The oldest operating McDonald's restaurant was the third one built, opening in 1953. It is located at 10207 Lakewood Blvd. at
The oldest operating McDonald's restaurant was the third one built, opening in 1953. It is located at 10207 Lakewood Blvd. at Florence Ave. in Downey, California (cropped)Piewug · CC BY-SA 4.0

See Downey

A look around town before you go.

Downtown Downey Walking Tour (AA: Ep. 88) video thumbnail

A WALK AROUND TOWN

Downtown Downey Walking Tour (AA: Ep. 88)

A recorded city visit shared by Alex Trinh. This is not a live camera or current conditions report.

Watch on YouTube ↗

September compared with the months around it

MonthHighLowRain
August83°F66°F0.00 in
September82°F64°F0.10 in
October78°F59°F0.50 in

Planning a trip? See the best time to visit Downey and today’s forecast.

Questions

How hot does it get in Downey in September?

Average highs are 82°F and average lows 64°F, for a daily mean of 73°F. Individual days run hotter or colder than these 30-year averages.

Does it rain in Downey in September?

September averages 0.10 in of precipitation over about 1 days with at least 0.01 in. It is the 11th wettest month of the year.

What time is sunset in Downey in September?

Around mid-September the sun rises about 6:35 AM and sets about 7:00 PM, for roughly 12.4 hours of daylight.

Is September a good time to visit Downey?

The mildest months for visiting are June, July, August. September is warm, with Halloween events.

NOAA U.S. Climate Normals 1991–2020, Long Beach Daugherty Fld station (8.9 mi from downtown). Sunrise and sunset are calculated for September 15 at the city’s coordinates.

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