Gallup climate

Gallup Weather in September

NOAA 1991-2020 normals for Gallup Sand & Gravel, 3.6 km from Gallup

Average highs run from 83°F on September 1 to 74°F on September 30, and lows from 52°F to 41°F. Normal precipitation for the month is 1.22 in over about 7 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 Gallup, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
79°F
Average low
47°F
Precipitation
1.22 in
Record high
96°FSep 4, 2020
Record low
20°FSep 26, 1993
Chance of a freeze
19%
Days of 90°F or more
0.8
Daylight
12 h 55 min to 11 h 51 min
Cloud cover
38%
Humidity
45%
Dew point
38°F
Wind
8.3 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 183°F52°F93°F 201941°F 200128%0%
Sep 283°F52°F93°F 199538°F 201028%0%
Sep 382°F52°F93°F 199532°F 197328%0%
Sep 482°F51°F96°F 202035°F 197327%0%
Sep 582°F51°F96°F 202036°F 199227%0%
Sep 682°F51°F96°F 202033°F 199227%0%
Sep 781°F50°F94°F 202037°F 200126%0%
Sep 881°F50°F93°F 202134°F 199326%0%
Sep 981°F50°F93°F 202127°F 200126%0%
Sep 1081°F49°F91°F 202134°F 199226%0%
Sep 1180°F49°F89°F 197933°F 198625%0%
Sep 1280°F49°F90°F 201532°F 202025%0%
Sep 1380°F48°F91°F 200033°F 199525%0%
Sep 1480°F48°F93°F 200030°F 198924%0%
Sep 1579°F47°F90°F 200030°F 200524%0%
Sep 1679°F47°F92°F 200031°F 201624%0%
Sep 1779°F46°F91°F 200030°F 201623%0%
Sep 1878°F46°F90°F 201822°F 200623%0%
Sep 1978°F46°F89°F 201026°F 200622%0%
Sep 2078°F45°F88°F 201430°F 198722%0%
Sep 2177°F45°F86°F 202024°F 198322%0%
Sep 2277°F44°F86°F 199327°F 200421%0%
Sep 2376°F44°F85°F 198228°F 200421%0%
Sep 2476°F43°F87°F 199825°F 201621%0%
Sep 2576°F43°F87°F 202022°F 199321%0%
Sep 2675°F42°F88°F 202420°F 199321%0%
Sep 2775°F42°F89°F 202423°F 199320%0%
Sep 2874°F42°F90°F 202422°F 199320%0%
Sep 2974°F41°F90°F 202425°F 199320%0%
Sep 3074°F41°F88°F 201023°F 198520%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Gallup, 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 (MDT).

September 1
sunrise 6:47 AM, sunset 7:42 PM
September 30
sunrise 7:09 AM, sunset 7:00 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00293428 (Gallup Sand & Gravel), public domain. Records: NOAA GHCN-Daily, station USW00023081, 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.