Bryans Road climate

Bryans Road Weather in September

NOAA 1991-2020 normals for Oxon Hill, 19.9 km from Bryans Road

Average highs run from 85°F on September 1 to 75°F on September 30, and lows from 65°F to 55°F. Normal precipitation for the month is 4.37 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 Bryans Road, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
80°F
Average low
61°F
Precipitation
4.37 in
Record high
101°FSep 2, 1980
Record low
39°FSep 24, 1963
Chance of a freeze
0%
Days of 90°F or more
3.7
Daylight
13 h 00 min to 11 h 50 min
Cloud cover
53%
Humidity
73%
Dew point
60°F
Wind
5.6 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 185°F65°F99°F 195353°F 194630%0%
Sep 285°F65°F101°F 198051°F 194830%0%
Sep 384°F65°F98°F 195352°F 196730%0%
Sep 484°F64°F98°F 202354°F 199729%0%
Sep 584°F64°F99°F 202353°F 199729%0%
Sep 684°F64°F98°F 195455°F 196229%0%
Sep 783°F64°F99°F 195451°F 198829%0%
Sep 883°F63°F98°F 201652°F 198829%0%
Sep 983°F63°F96°F 201650°F 198629%0%
Sep 1082°F63°F98°F 198347°F 195629%0%
Sep 1182°F62°F98°F 198349°F 196728%0%
Sep 1282°F62°F98°F 201947°F 196728%0%
Sep 1381°F62°F93°F 195249°F 194128%0%
Sep 1481°F61°F95°F 201647°F 196428%0%
Sep 1581°F61°F93°F 199849°F 194628%0%
Sep 1680°F61°F96°F 199149°F 196628%0%
Sep 1780°F60°F96°F 199147°F 198628%0%
Sep 1879°F60°F90°F 197046°F 199028%0%
Sep 1979°F60°F94°F 197848°F 194328%0%
Sep 2079°F59°F91°F 196546°F 202028%0%
Sep 2178°F59°F92°F 196541°F 195628%0%
Sep 2278°F58°F95°F 197045°F 196228%0%
Sep 2378°F58°F96°F 197044°F 196328%0%
Sep 2477°F57°F99°F 201039°F 196328%0%
Sep 2577°F57°F94°F 197039°F 196328%0%
Sep 2676°F57°F93°F 197046°F 194328%0%
Sep 2776°F56°F95°F 199841°F 194729%0%
Sep 2875°F56°F89°F 195442°F 194729%0%
Sep 2975°F55°F93°F 195442°F 194229%0%
Sep 3075°F55°F91°F 195440°F 194229%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Bryans Road, 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 6:38 AM, sunset 7:38 PM
September 30
sunrise 7:03 AM, sunset 6:53 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00186800 (Oxon Hill), public domain. Records: NOAA GHCN-Daily, station USW00013743, 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.