Ellicott climate

Ellicott Weather in September

NOAA 1991-2020 normals for Ellicott 7S, 10.9 km from Ellicott

Average highs run from 83°F on September 1 to 73°F on September 30, and lows from 52°F to 41°F. Normal precipitation for the month is 1.32 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 Ellicott, 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
46°F
Precipitation
1.32 in
Snowfall
0.3 in
Record high
96°FSep 3, 2019
Record low
28°FSep 28, 2013
Chance of a freeze
38%
Days of 90°F or more
5.0
Daylight
13 h 01 min to 11 h 49 min
Cloud cover
43%
Humidity
48%
Dew point
39°F
Wind
8.7 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 183°F52°F94°F 202145°F 20100%
Sep 283°F51°F95°F 201943°F 20240%
Sep 382°F51°F96°F 201936°F 20100%
Sep 482°F51°F96°F 201936°F 20100%
Sep 582°F50°F93°F 201340°F 20110%
Sep 682°F50°F96°F 202043°F 20230%
Sep 781°F49°F96°F 202036°F 20100%
Sep 881°F49°F96°F 202036°F 20200%
Sep 981°F49°F90°F 202229°F 20200%
Sep 1080°F48°F94°F 202130°F 20200%
Sep 1180°F48°F94°F 202137°F 20100%
Sep 1280°F48°F96°F 202133°F 20140%
Sep 1380°F47°F90°F 201838°F 20140%
Sep 1479°F47°F93°F 201538°F 20140%
Sep 1579°F47°F93°F 201538°F 20121%
Sep 1679°F46°F93°F 201538°F 20231%
Sep 1778°F46°F93°F 201539°F 20201%
Sep 1878°F46°F92°F 201835°F 20121%
Sep 1978°F45°F92°F 201838°F 20241%
Sep 2077°F45°F91°F 201835°F 20171%
Sep 2177°F45°F91°F 201037°F 20111%
Sep 2277°F44°F90°F 201532°F 20211%
Sep 2376°F44°F86°F 201631°F 20241%
Sep 2476°F43°F86°F 201835°F 20131%
Sep 2575°F43°F84°F 201535°F 20131%
Sep 2675°F43°F90°F 202034°F 20161%
Sep 2775°F42°F91°F 202438°F 20181%
Sep 2874°F42°F90°F 201528°F 20131%
Sep 2974°F42°F90°F 201528°F 20201%
Sep 3073°F41°F86°F 201831°F 20131%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Ellicott, in percent, and of at least 0.1 inch of snowfall.00.20.40.60.811102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MDT).

September 1
sunrise 6:27 AM, sunset 7:28 PM
September 30
sunrise 6:53 AM, sunset 6:42 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00052668 (Ellicott 7S), public domain. Records: NOAA GHCN-Daily, station USC00052668, 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.