Bright climate

Bright Weather in September

NOAA 1991-2020 normals for Cincinnati-Fernbank, 17.8 km from Bright

Average highs run from 84°F on September 1 to 74°F on September 30, and lows from 63°F to 52°F. Normal precipitation for the month is 3.31 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 Bright, 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
57°F
Precipitation
3.31 in
Record high
98°FSep 4, 2011
Record low
33°FSep 23, 1974
Chance of a freeze
0%
Days of 90°F or more
2.9
Daylight
13 h 02 min to 11 h 48 min
Cloud cover
48%
Humidity
68%
Dew point
55°F
Wind
4.5 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°F63°F94°F 197745°F 197621%0%
Sep 284°F62°F95°F 201145°F 198721%0%
Sep 383°F62°F97°F 201145°F 198721%0%
Sep 483°F62°F98°F 201143°F 197421%0%
Sep 583°F61°F95°F 200740°F 197421%0%
Sep 683°F61°F96°F 200740°F 197421%0%
Sep 782°F61°F94°F 198543°F 197621%0%
Sep 882°F60°F95°F 198543°F 197621%0%
Sep 982°F60°F97°F 200244°F 198621%0%
Sep 1082°F60°F95°F 200246°F 197921%0%
Sep 1181°F59°F95°F 200240°F 197621%0%
Sep 1281°F59°F91°F 199940°F 197621%0%
Sep 1381°F59°F91°F 199840°F 197521%0%
Sep 1480°F58°F94°F 198439°F 197521%0%
Sep 1580°F58°F92°F 199143°F 198521%0%
Sep 1680°F57°F94°F 201043°F 198421%0%
Sep 1779°F57°F92°F 199142°F 198421%0%
Sep 1879°F57°F89°F 197841°F 198421%0%
Sep 1978°F56°F91°F 197846°F 198122%0%
Sep 2078°F56°F96°F 197838°F 199122%0%
Sep 2178°F55°F93°F 197838°F 199122%0%
Sep 2277°F55°F93°F 201034°F 197622%0%
Sep 2377°F55°F94°F 201033°F 197422%0%
Sep 2477°F54°F94°F 201033°F 197422%0%
Sep 2576°F54°F96°F 200737°F 197422%0%
Sep 2676°F53°F90°F 199842°F 198522%0%
Sep 2775°F53°F89°F 198636°F 199122%0%
Sep 2875°F53°F89°F 199936°F 199122%0%
Sep 2974°F52°F91°F 198635°F 199322%0%
Sep 3074°F52°F90°F 198636°F 199322%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Bright, in percent, and of at least 0.1 inch of snowfall.05101520251102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

September 1
sunrise 7:08 AM, sunset 8:10 PM
September 30
sunrise 7:35 AM, sunset 7:23 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00331550 (Cincinnati-Fernbank), public domain. Records: NOAA GHCN-Daily, station USC00331550, 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.