Gilbert climate

Gilbert Weather in September

NOAA 1991-2020 normals for Ames 8 Wsw, 14 km from Gilbert

Average highs run from 80°F on September 1 to 72°F on September 30, and lows from 59°F to 48°F. Normal precipitation for the month is 3.47 in over about 9 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 Gilbert, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
77°F
Average low
54°F
Precipitation
3.47 in
Record high
98°FSep 1, 2000
Record low
29°FSep 22, 1974
Chance of a freeze
12%
Days of 90°F or more
1.8
Daylight
13 h 08 min to 11 h 47 min
Cloud cover
49%
Humidity
68%
Dew point
53°F
Wind
9.8 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 180°F59°F98°F 200043°F 196729%0%
Sep 280°F58°F97°F 200046°F 196729%0%
Sep 380°F58°F96°F 200037°F 197429%0%
Sep 480°F58°F94°F 201237°F 197429%0%
Sep 580°F57°F94°F 201238°F 197429%0%
Sep 680°F57°F93°F 202642°F 198829%0%
Sep 779°F57°F96°F 197839°F 198629%0%
Sep 879°F56°F95°F 197838°F 198629%0%
Sep 979°F56°F97°F 201342°F 196929%0%
Sep 1079°F56°F96°F 201339°F 197629%0%
Sep 1179°F55°F97°F 200043°F 197029%0%
Sep 1278°F55°F93°F 202136°F 197529%0%
Sep 1378°F55°F97°F 202534°F 197529%0%
Sep 1478°F54°F97°F 202537°F 199629%0%
Sep 1578°F54°F91°F 201734°F 201129%0%
Sep 1677°F54°F91°F 201738°F 198429%0%
Sep 1777°F53°F92°F 200037°F 198129%0%
Sep 1877°F53°F91°F 200037°F 197329%0%
Sep 1976°F52°F92°F 197231°F 199129%0%
Sep 2076°F52°F93°F 202230°F 199129%0%
Sep 2176°F52°F93°F 202233°F 198329%0%
Sep 2275°F51°F91°F 201729°F 197429%0%
Sep 2375°F51°F91°F 201730°F 198329%0%
Sep 2475°F50°F90°F 201729°F 198929%0%
Sep 2574°F50°F87°F 201735°F 197529%0%
Sep 2674°F50°F88°F 199831°F 198429%0%
Sep 2774°F49°F92°F 202134°F 197529%0%
Sep 2873°F49°F92°F 202133°F 196729%0%
Sep 2973°F48°F91°F 202329°F 198429%0%
Sep 3072°F48°F92°F 202329°F 197229%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Gilbert, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

September 1
sunrise 6:40 AM, sunset 7:48 PM
September 30
sunrise 7:11 AM, sunset 6:58 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00130200 (Ames 8 Wsw), public domain. Records: NOAA GHCN-Daily, station USC00130200, 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 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.