McCormick climate

McCormick Weather in September

NOAA 1991-2020 normals for Mccormick, 0.5 km from McCormick

Average highs run from 89°F on September 1 to 82°F on September 30, and lows from 67°F to 58°F. Normal precipitation for the month is 3.63 in.

September day by day

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

Normal daily high and low temperature at McCormick, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
86°F
Average low
63°F
Precipitation
3.63 in
Record high
100°FSep 2, 2011
Record low
42°FSep 29, 2003
Chance of a freeze
0%
Days of 90°F or more
11.9
Daylight
12 h 52 min to 11 h 52 min
Cloud cover
49%
Humidity
72%
Dew point
62°F
Wind
4.0 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 189°F67°F96°F 202661°F 20230%
Sep 289°F67°F100°F 201159°F 20230%
Sep 389°F66°F98°F 202655°F 20210%
Sep 489°F66°F96°F 202654°F 20170%
Sep 588°F66°F99°F 202654°F 20100%
Sep 688°F66°F97°F 202656°F 20100%
Sep 788°F66°F95°F 201952°F 20170%
Sep 888°F65°F93°F 201052°F 20170%
Sep 988°F65°F97°F 201954°F 20170%
Sep 1087°F65°F95°F 200753°F 20250%
Sep 1187°F64°F96°F 200254°F 20210%
Sep 1287°F64°F97°F 201956°F 20030%
Sep 1387°F64°F95°F 201952°F 20150%
Sep 1486°F64°F94°F 201148°F 20150%
Sep 1586°F63°F95°F 200550°F 20150%
Sep 1686°F63°F94°F 201949°F 20010%
Sep 1786°F63°F97°F 201946°F 20010%
Sep 1885°F62°F93°F 200549°F 20010%
Sep 1985°F62°F94°F 200553°F 20010%
Sep 2085°F62°F95°F 201049°F 20200%
Sep 2185°F61°F95°F 201049°F 20200%
Sep 2284°F61°F96°F 202444°F 20200%
Sep 2384°F61°F94°F 200749°F 20220%
Sep 2484°F60°F93°F 200745°F 20220%
Sep 2583°F60°F95°F 201047°F 20210%
Sep 2683°F59°F95°F 201945°F 20010%
Sep 2783°F59°F95°F 201947°F 20000%
Sep 2882°F59°F92°F 201745°F 20220%
Sep 2982°F58°F94°F 201942°F 20030%
Sep 3082°F58°F96°F 201942°F 20030%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at McCormick, in percent, and of at least 0.1 inch of snowfall.00.21102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

September 1
sunrise 7:03 AM, sunset 7:55 PM
September 30
sunrise 7:23 AM, sunset 7:15 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00385660 (Mccormick), public domain. Records: NOAA GHCN-Daily, station USW00053874, 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.