Graham County climate

Graham County Weather in September

NOAA 1991-2020 normals for Robbinsville Ag 5 Ne, 12.5 km from Graham County

Average highs run from 80°F on September 1 to 74°F on September 30, and lows from 60°F to 51°F. Normal precipitation for the month is 4.63 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 Graham County, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
78°F
Average low
56°F
Precipitation
4.63 in
Record high
96°FSep 5, 1975
Record low
28°FSep 30, 1967
Chance of a freeze
0%
Daylight
12 h 54 min to 11 h 50 min
Cloud cover
51%
Humidity
72%
Dew point
56°F
Wind
3.8 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°F60°F93°F 197748°F 19680%
Sep 280°F59°F92°F 201045°F 19870%
Sep 380°F59°F95°F 201144°F 19870%
Sep 480°F59°F93°F 197550°F 19680%
Sep 580°F59°F96°F 197544°F 20100%
Sep 680°F59°F94°F 202645°F 19970%
Sep 780°F58°F95°F 199845°F 20170%
Sep 879°F58°F92°F 199045°F 20170%
Sep 979°F58°F94°F 199944°F 19980%
Sep 1079°F58°F94°F 201942°F 19980%
Sep 1179°F57°F93°F 201940°F 19760%
Sep 1279°F57°F93°F 201938°F 19760%
Sep 1378°F57°F95°F 201941°F 19760%
Sep 1478°F57°F93°F 199141°F 20150%
Sep 1578°F56°F93°F 201641°F 19850%
Sep 1678°F56°F93°F 201642°F 19840%
Sep 1778°F56°F91°F 199139°F 19990%
Sep 1877°F55°F92°F 199136°F 19810%
Sep 1977°F55°F91°F 197834°F 19810%
Sep 2077°F55°F91°F 197837°F 19810%
Sep 2177°F54°F92°F 197837°F 19810%
Sep 2276°F54°F92°F 197836°F 19830%
Sep 2376°F54°F91°F 202433°F 19990%
Sep 2476°F53°F91°F 202433°F 19990%
Sep 2576°F53°F91°F 197036°F 20120%
Sep 2675°F53°F91°F 201637°F 20010%
Sep 2775°F52°F88°F 199837°F 20010%
Sep 2875°F52°F91°F 201932°F 20220%
Sep 2974°F51°F90°F 198632°F 20220%
Sep 3074°F51°F92°F 198628°F 19670%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Graham County, 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 7:08 AM, sunset 8:02 PM
September 30
sunrise 7:30 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 USC00317344 (Robbinsville Ag 5 Ne), public domain. Records: NOAA GHCN-Daily, station USC00316001, 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.