Brunswick County climate

Brunswick County Weather in September

NOAA 1991-2020 normals for Lawrenceville 3 E, 5.9 km from Brunswick County

Average highs run from 86°F on September 1 to 77°F on September 30, and lows from 63°F to 54°F.

September day by day

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

Normal daily high and low temperature at Brunswick County, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
82°F
Average low
59°F
Record high
101°FSep 3, 2026
Record low
34°FSep 14, 1985
Chance of a freeze
0%
Days of 90°F or more
3.2
Daylight
12 h 57 min to 11 h 50 min
Cloud cover
54%
Humidity
74%
Dew point
60°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 186°F63°F98°F 201050°F 19840%
Sep 285°F63°F98°F 199351°F 19880%
Sep 385°F63°F101°F 202653°F 19910%
Sep 485°F63°F99°F 202654°F 19880%
Sep 585°F62°F101°F 202649°F 19970%
Sep 685°F62°F97°F 198347°F 19820%
Sep 784°F62°F99°F 198341°F 19840%
Sep 884°F62°F97°F 199045°F 19880%
Sep 984°F61°F96°F 198547°F 19860%
Sep 1083°F61°F95°F 198550°F 19860%
Sep 1183°F61°F96°F 202648°F 19820%
Sep 1283°F60°F100°F 198349°F 19930%
Sep 1383°F60°F97°F 198350°F 19920%
Sep 1482°F60°F92°F 199834°F 19850%
Sep 1582°F60°F95°F 199145°F 19850%
Sep 1682°F59°F92°F 198946°F 19880%
Sep 1781°F59°F91°F 199140°F 19840%
Sep 1881°F58°F92°F 199138°F 19900%
Sep 1981°F58°F91°F 198240°F 19900%
Sep 2080°F58°F91°F 198348°F 19840%
Sep 2180°F57°F91°F 202240°F 19910%
Sep 2280°F57°F91°F 202239°F 19910%
Sep 2379°F57°F93°F 201039°F 19830%
Sep 2479°F56°F98°F 201036°F 19900%
Sep 2579°F56°F94°F 201036°F 19900%
Sep 2678°F55°F94°F 201042°F 19830%
Sep 2778°F55°F93°F 198642°F 19910%
Sep 2877°F55°F92°F 199836°F 19890%
Sep 2977°F54°F93°F 201936°F 19890%
Sep 3077°F54°F96°F 201936°F 19840%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Brunswick 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 6:43 AM, sunset 7:40 PM
September 30
sunrise 7:06 AM, sunset 6:56 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00444768 (Lawrenceville 3 E), public domain. Records: NOAA GHCN-Daily, station USC00442790, 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.