Fallstaff climate

Fallstaff Weather in September

NOAA 1991-2020 normals for Md Sci Ctr Baltimore, 12.8 km from Fallstaff

Average highs run from 85°F on September 1 to 75°F on September 30, and lows from 69°F to 59°F. Normal precipitation for the month is 4.49 in over about 9 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 Fallstaff, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
80°F
Average low
65°F
Precipitation
4.49 in
Record high
100°FSep 4, 2023
Record low
48°FSep 25, 2000
Chance of a freeze
0%
Days of 90°F or more
3.7
Daylight
13 h 03 min to 11 h 49 min
Cloud cover
55%
Humidity
72%
Dew point
58°F
Wind
6.9 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°F69°F98°F 201061°F 200227%0%
Sep 285°F69°F95°F 201359°F 201727%0%
Sep 384°F68°F98°F 202360°F 202427%0%
Sep 484°F68°F100°F 202359°F 202427%0%
Sep 584°F68°F100°F 202360°F 200027%0%
Sep 684°F68°F99°F 202356°F 200027%0%
Sep 783°F67°F98°F 202358°F 200027%0%
Sep 883°F67°F95°F 201656°F 202427%0%
Sep 983°F67°F94°F 201555°F 199827%0%
Sep 1083°F67°F95°F 201357°F 199827%0%
Sep 1182°F66°F98°F 201359°F 200927%0%
Sep 1282°F66°F95°F 201961°F 200227%0%
Sep 1382°F66°F92°F 200559°F 201527%0%
Sep 1481°F65°F92°F 201156°F 201427%0%
Sep 1581°F65°F92°F 200553°F 200127%0%
Sep 1681°F65°F92°F 199853°F 201127%0%
Sep 1780°F64°F90°F 200552°F 200027%0%
Sep 1880°F64°F87°F 201655°F 201327%0%
Sep 1979°F64°F89°F 200554°F 200427%0%
Sep 2079°F63°F89°F 200554°F 200427%0%
Sep 2179°F63°F89°F 200252°F 199928%0%
Sep 2278°F62°F93°F 201050°F 199928%0%
Sep 2378°F62°F95°F 201950°F 199928%0%
Sep 2478°F62°F97°F 201054°F 199828%0%
Sep 2577°F61°F92°F 201048°F 200028%0%
Sep 2677°F61°F94°F 200748°F 200128%0%
Sep 2776°F60°F95°F 199849°F 200028%0%
Sep 2876°F60°F89°F 201951°F 200128%0%
Sep 2976°F60°F87°F 201948°F 200029%0%
Sep 3075°F59°F82°F 199849°F 200329%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Fallstaff, 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 6:35 AM, sunset 7:38 PM
September 30
sunrise 7:02 AM, sunset 6:51 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00093784 (Md Sci Ctr Baltimore), public domain. Records: NOAA GHCN-Daily, station USW00093784, 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.