Bangor Trident Base climate

Bangor Trident Base Weather in September

NOAA 1991-2020 normals for Bremerton, 17.3 km from Bangor Trident Base

Average highs run from 76°F on September 1 to 67°F on September 30, and lows from 54°F to 48°F. Normal precipitation for the month is 1.80 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 Bangor Trident Base, 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
51°F
Precipitation
1.80 in
Record high
97°FSep 3, 1988
Record low
30°FSep 21, 2003
Chance of a freeze
1%
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 176°F54°F91°F 198737°F 190324%0%
Sep 275°F53°F91°F 198736°F 190324%0%
Sep 375°F53°F97°F 198840°F 190325%0%
Sep 475°F53°F95°F 198843°F 195625%0%
Sep 575°F53°F88°F 201744°F 196926%0%
Sep 675°F53°F92°F 197344°F 190126%0%
Sep 774°F53°F93°F 202442°F 189926%0%
Sep 874°F53°F94°F 198140°F 190327%0%
Sep 974°F52°F86°F 199341°F 195227%0%
Sep 1074°F52°F89°F 196341°F 195228%0%
Sep 1174°F52°F93°F 202040°F 190328%0%
Sep 1273°F52°F93°F 201341°F 192129%0%
Sep 1373°F52°F84°F 197536°F 197029%0%
Sep 1473°F52°F87°F 199940°F 190330%0%
Sep 1572°F51°F93°F 197935°F 190331%0%
Sep 1672°F51°F92°F 196735°F 190331%0%
Sep 1772°F51°F91°F 196738°F 190332%0%
Sep 1872°F51°F82°F 201239°F 196533%0%
Sep 1971°F51°F88°F 190138°F 198333%0%
Sep 2071°F50°F84°F 199939°F 190234%0%
Sep 2171°F50°F87°F 197430°F 200334%0%
Sep 2270°F50°F89°F 195239°F 190235%0%
Sep 2370°F50°F92°F 199039°F 190035%0%
Sep 2469°F50°F88°F 200938°F 197036%0%
Sep 2569°F49°F90°F 199737°F 190036%0%
Sep 2669°F49°F85°F 199134°F 190037%0%
Sep 2768°F49°F83°F 202233°F 197237%0%
Sep 2868°F49°F87°F 196738°F 198338%0%
Sep 2968°F48°F88°F 201737°F 195439%0%
Sep 3067°F48°F83°F 199235°F 200939%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Bangor Trident Base, 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 6:30 AM, sunset 7:51 PM
September 30
sunrise 7:09 AM, sunset 6:52 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00450872 (Bremerton), public domain. Records: NOAA GHCN-Daily, station USC00450872, 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.