Maplewood climate

Maplewood Weather in September

NOAA 1991-2020 normals for Seattle Tacoma Intl AP, 18.9 km from Maplewood

Average highs run from 75°F on September 1 to 67°F on September 30, and lows from 56°F to 51°F. Normal precipitation for the month is 1.61 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 Maplewood, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
72°F
Average low
54°F
Precipitation
1.61 in
Record high
90°FSep 16, 2025
Record low
40°FSep 30, 2019
Chance of a freeze
0%
Daylight
13 h 21 min to 11 h 43 min
Cloud cover
51%
Humidity
77%
Dew point
52°F
Wind
4.0 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 175°F56°F85°F 202445°F 202122%0%
Sep 275°F56°F88°F 200646°F 199922%0%
Sep 375°F56°F86°F 200349°F 199923%0%
Sep 475°F56°F88°F 200345°F 200023%0%
Sep 575°F55°F89°F 202448°F 200224%0%
Sep 674°F55°F87°F 202449°F 200224%0%
Sep 774°F55°F86°F 201249°F 199925%0%
Sep 874°F55°F82°F 199949°F 200125%0%
Sep 974°F55°F84°F 202049°F 201625%0%
Sep 1074°F55°F88°F 202048°F 199926%0%
Sep 1173°F55°F88°F 201347°F 200026%0%
Sep 1273°F54°F84°F 200949°F 200027%0%
Sep 1373°F54°F84°F 199947°F 202028%0%
Sep 1472°F54°F83°F 201448°F 201628%0%
Sep 1572°F54°F85°F 201445°F 201729%0%
Sep 1672°F54°F90°F 202543°F 202129%0%
Sep 1772°F54°F78°F 202546°F 200330%0%
Sep 1871°F53°F80°F 201244°F 201830%0%
Sep 1971°F53°F81°F 199946°F 201831%0%
Sep 2071°F53°F77°F 199947°F 200231%0%
Sep 2170°F53°F78°F 202246°F 202332%0%
Sep 2270°F53°F84°F 200945°F 200532%0%
Sep 2369°F52°F81°F 200941°F 200033%0%
Sep 2469°F52°F78°F 202441°F 200033%0%
Sep 2569°F52°F77°F 200642°F 200034%0%
Sep 2668°F52°F83°F 202242°F 200034%0%
Sep 2768°F51°F78°F 200342°F 200035%0%
Sep 2868°F51°F83°F 201744°F 199935%0%
Sep 2967°F51°F75°F 200844°F 201636%0%
Sep 3067°F51°F72°F 202040°F 201936%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Maplewood, 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 6:29 AM, sunset 7:50 PM
September 30
sunrise 7:08 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 USW00024233 (Seattle Tacoma Intl AP), public domain. Records: NOAA GHCN-Daily, station USW00094274, 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.