Wright-Patterson AFB climate

Wright-Patterson AFB Weather in September

NOAA 1991-2020 normals for Dayton Mcd, 12.6 km from Wright-Patterson AFB

Average highs run from 84°F on September 1 to 73°F on September 30, and lows from 61°F to 50°F. Normal precipitation for the month is 3.03 in over about 8 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 Wright-Patterson AFB, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
79°F
Average low
56°F
Precipitation
3.03 in
Record high
96°FSep 27, 2017
Record low
37°FSep 30, 2022
Chance of a freeze
0%
Days of 90°F or more
4.4
Daylight
13 h 03 min to 11 h 48 min
Cloud cover
50%
Humidity
69%
Dew point
54°F
Wind
8.1 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 184°F61°F88°F 202647°F 202526%0%
Sep 284°F61°F92°F 202648°F 202526%0%
Sep 384°F61°F93°F 202646°F 202426%0%
Sep 483°F60°F94°F 202648°F 202426%0%
Sep 583°F60°F92°F 201847°F 202526%0%
Sep 683°F60°F91°F 201842°F 201726%0%
Sep 783°F59°F86°F 202441°F 201726%0%
Sep 882°F59°F88°F 202039°F 202426%0%
Sep 982°F59°F88°F 202040°F 202426%0%
Sep 1082°F58°F87°F 202042°F 201726%0%
Sep 1181°F58°F93°F 201946°F 201726%0%
Sep 1281°F57°F93°F 201944°F 201726%0%
Sep 1380°F57°F93°F 201949°F 202526%0%
Sep 1480°F57°F88°F 202646°F 202326%0%
Sep 1580°F56°F87°F 202146°F 202326%0%
Sep 1679°F56°F88°F 201843°F 202326%0%
Sep 1779°F55°F89°F 202643°F 202326%0%
Sep 1879°F55°F89°F 201749°F 202026%0%
Sep 1978°F55°F89°F 201841°F 202026%0%
Sep 2078°F54°F90°F 202440°F 202027%0%
Sep 2177°F54°F92°F 202440°F 202027%0%
Sep 2277°F53°F94°F 201739°F 202127%0%
Sep 2376°F53°F94°F 201739°F 202027%0%
Sep 2476°F52°F95°F 201740°F 202227%0%
Sep 2576°F52°F92°F 201743°F 202127%0%
Sep 2675°F52°F93°F 201743°F 202127%0%
Sep 2775°F51°F96°F 201741°F 202227%0%
Sep 2874°F51°F91°F 201740°F 202227%0%
Sep 2974°F50°F89°F 202539°F 202228%0%
Sep 3073°F50°F87°F 202537°F 202228%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Wright-Patterson AFB, 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 (EDT).

September 1
sunrise 7:04 AM, sunset 8:07 PM
September 30
sunrise 7:32 AM, sunset 7:20 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00332067 (Dayton Mcd), public domain. Records: NOAA GHCN-Daily, station USC00335786, 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.