Covington climate

Covington Weather in September

NOAA 1991-2020 normals for Kent, 11.3 km from Covington

Average highs run from 76°F on September 1 to 68°F on September 30, and lows from 55°F to 49°F. Normal precipitation for the month is 1.49 in over about 7 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 Covington, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
73°F
Average low
52°F
Precipitation
1.49 in
Record high
91°FSep 10, 2020
Record low
40°FSep 23, 2000
Chance of a freeze
0%
Daylight
13 h 20 min to 11 h 44 min
Cloud cover
48%
Humidity
76%
Dew point
49°F
Wind
3.4 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 176°F55°F90°F 200646°F 202119%0%
Sep 276°F55°F89°F 200647°F 200819%0%
Sep 376°F55°F89°F 200350°F 200819%0%
Sep 476°F55°F87°F 201747°F 200220%0%
Sep 575°F55°F90°F 202446°F 201520%0%
Sep 675°F54°F89°F 202447°F 200220%0%
Sep 775°F54°F89°F 201250°F 200021%0%
Sep 875°F54°F87°F 199947°F 200221%0%
Sep 975°F54°F88°F 202049°F 200122%0%
Sep 1074°F54°F91°F 202049°F 200822%0%
Sep 1174°F53°F89°F 201347°F 201423%0%
Sep 1274°F53°F84°F 199948°F 201223%0%
Sep 1374°F53°F90°F 199946°F 200324%0%
Sep 1473°F53°F88°F 200049°F 201424%0%
Sep 1573°F53°F86°F 201447°F 200325%0%
Sep 1673°F52°F91°F 202546°F 202126%0%
Sep 1772°F52°F81°F 201248°F 201826%0%
Sep 1872°F52°F83°F 200946°F 201827%0%
Sep 1972°F52°F87°F 199948°F 201327%0%
Sep 2071°F52°F82°F 199946°F 200128%0%
Sep 2171°F51°F83°F 199942°F 200228%0%
Sep 2271°F51°F86°F 199944°F 200029%0%
Sep 2370°F51°F84°F 200940°F 200029%0%
Sep 2470°F51°F77°F 200641°F 200030%0%
Sep 2570°F51°F80°F 202142°F 200031%0%
Sep 2669°F50°F83°F 202243°F 201331%0%
Sep 2769°F50°F82°F 200342°F 201532%0%
Sep 2868°F50°F88°F 201744°F 199933%0%
Sep 2968°F50°F78°F 200843°F 201933%0%
Sep 3068°F49°F73°F 202040°F 201934%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Covington, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (PDT).

September 1
sunrise 6:28 AM, sunset 7:48 PM
September 30
sunrise 7:06 AM, sunset 6:50 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00454169 (Kent), public domain. Records: NOAA GHCN-Daily, station USW00094248, 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.