Tangent climate

Tangent Weather in September

NOAA 1991-2020 normals for Corvallis State Univ, 12.2 km from Tangent

Average highs run from 81°F on September 1 to 73°F on September 30, and lows from 50°F to 45°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 Tangent, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
78°F
Average low
48°F
Precipitation
1.49 in
Record high
103°FSep 3, 1988
Record low
27°FSep 24, 1908
Chance of a freeze
4%
Days of 90°F or more
2.6
Daylight
13 h 14 min to 11 h 46 min
Cloud cover
42%
Humidity
75%
Dew point
51°F
Wind
5.1 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 181°F50°F101°F 198737°F 191316%0%
Sep 281°F50°F99°F 193437°F 194617%0%
Sep 381°F50°F103°F 198838°F 191317%0%
Sep 481°F50°F96°F 201739°F 200218%0%
Sep 581°F50°F103°F 194437°F 189518%0%
Sep 680°F50°F99°F 202437°F 189519%0%
Sep 780°F50°F97°F 195837°F 191019%0%
Sep 880°F50°F98°F 194436°F 189620%0%
Sep 980°F50°F97°F 194434°F 189521%0%
Sep 1080°F49°F101°F 194436°F 195221%0%
Sep 1179°F49°F96°F 192236°F 195222%0%
Sep 1279°F49°F94°F 192234°F 192123%0%
Sep 1379°F49°F95°F 195133°F 192123%0%
Sep 1478°F49°F98°F 193733°F 197024%0%
Sep 1578°F49°F94°F 195734°F 192125%0%
Sep 1678°F48°F98°F 196735°F 190825%0%
Sep 1778°F48°F92°F 191833°F 191126%0%
Sep 1877°F48°F93°F 199134°F 198827%0%
Sep 1977°F48°F91°F 199134°F 190727%0%
Sep 2077°F48°F94°F 197436°F 195728%0%
Sep 2176°F47°F95°F 194730°F 189529%0%
Sep 2276°F47°F95°F 194731°F 190429%0%
Sep 2376°F47°F95°F 194335°F 190830%0%
Sep 2475°F47°F93°F 194327°F 190831%0%
Sep 2575°F47°F97°F 197430°F 190831%0%
Sep 2674°F46°F93°F 199132°F 192632%0%
Sep 2774°F46°F94°F 196732°F 197233%0%
Sep 2873°F46°F98°F 200332°F 190233%0%
Sep 2973°F46°F89°F 193234°F 196134%0%
Sep 3073°F45°F88°F 198732°F 190335%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Tangent, 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 6:35 AM, sunset 7:49 PM
September 30
sunrise 7:09 AM, sunset 6:55 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00351862 (Corvallis State Univ), public domain. Records: NOAA GHCN-Daily, station USC00351862, 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.