La Paz County climate

La Paz County Weather in September

NOAA 1991-2020 normals for Quartzsite, 23.9 km from La Paz County

Average highs run from 106°F on September 1 to 96°F on September 30, and lows from 79°F to 67°F. Normal precipitation for the month is 0.46 in over about 2 wet days.

September day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at La Paz County, in °F, with the record for each date.406080100120140151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
102°F
Average low
74°F
Precipitation
0.46 in
Record high
121°FSep 1, 1950
Record low
53°FSep 20, 1971
Chance of a freeze
0%
Days of 90°F or more
28.7
Daylight
12 h 51 min to 11 h 51 min
Cloud cover
25%
Humidity
32%
Dew point
47°F
Wind
7.2 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Sep 1106°F79°F121°F 195064°F 19668%0%
Sep 2106°F79°F118°F 194864°F 20008%0%
Sep 3106°F79°F118°F 194865°F 19647%0%
Sep 4106°F78°F115°F 194861°F 19857%0%
Sep 5105°F78°F120°F 202059°F 19767%0%
Sep 6105°F78°F118°F 202066°F 19927%0%
Sep 7105°F78°F114°F 202460°F 19857%0%
Sep 8105°F77°F116°F 197965°F 20107%0%
Sep 9104°F77°F114°F 199362°F 19617%0%
Sep 10104°F76°F114°F 199063°F 20056%0%
Sep 11104°F76°F115°F 199061°F 19856%0%
Sep 12103°F76°F113°F 197159°F 19856%0%
Sep 13103°F75°F113°F 202158°F 19856%0%
Sep 14103°F75°F113°F 197160°F 19856%0%
Sep 15102°F75°F113°F 200060°F 20165%0%
Sep 16102°F74°F112°F 202061°F 19705%0%
Sep 17102°F74°F112°F 196261°F 19775%0%
Sep 18101°F73°F111°F 196257°F 19855%0%
Sep 19101°F73°F113°F 196256°F 19855%0%
Sep 20100°F72°F108°F 194953°F 19715%0%
Sep 21100°F72°F108°F 194959°F 19654%0%
Sep 22100°F71°F110°F 196655°F 19884%0%
Sep 2399°F71°F111°F 196656°F 20074%0%
Sep 2499°F70°F109°F 200254°F 19864%0%
Sep 2598°F70°F110°F 196359°F 19864%0%
Sep 2698°F69°F110°F 201053°F 19714%0%
Sep 2798°F69°F111°F 202454°F 19714%0%
Sep 2897°F68°F113°F 202455°F 19714%0%
Sep 2997°F68°F110°F 198056°F 20134%0%
Sep 3096°F67°F109°F 198055°F 19863%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at La Paz County, in percent, and of at least 0.1 inch of snowfall.024681102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MST).

September 1
sunrise 6:10 AM, sunset 7:01 PM
September 30
sunrise 6:30 AM, sunset 6:21 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00026865 (Quartzsite), public domain. Records: NOAA GHCN-Daily, station USW00023158, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.