Yamhill climate

Yamhill Weather in September

NOAA 1991-2020 normals for Mcminnville Muni AP, 16.9 km from Yamhill

Average highs run from 81°F on September 1 to 72°F on September 30, and lows from 50°F to 45°F. Normal precipitation for the month is 1.30 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 Yamhill, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
77°F
Average low
48°F
Precipitation
1.30 in
Record high
101°FSep 2, 2017
Record low
32°FSep 27, 1999
Chance of a freeze
2%
Days of 90°F or more
2.8
Daylight
13 h 15 min to 11 h 45 min
Cloud cover
49%
Humidity
76%
Dew point
51°F
Wind
4.5 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°F97°F 199835°F 200816%0%
Sep 281°F50°F101°F 201741°F 200817%0%
Sep 381°F50°F99°F 202040°F 200817%0%
Sep 480°F50°F95°F 200340°F 201818%0%
Sep 580°F50°F99°F 202441°F 200018%0%
Sep 680°F50°F97°F 201439°F 200119%0%
Sep 780°F50°F96°F 201238°F 199919%0%
Sep 880°F50°F92°F 201138°F 202220%0%
Sep 979°F49°F95°F 201141°F 199821%0%
Sep 1079°F49°F96°F 200738°F 200821%0%
Sep 1179°F49°F97°F 201737°F 201222%0%
Sep 1279°F49°F92°F 199942°F 201623%0%
Sep 1378°F49°F94°F 199942°F 200823%0%
Sep 1478°F49°F91°F 200841°F 201624%0%
Sep 1578°F48°F94°F 202336°F 200325%0%
Sep 1677°F48°F92°F 202536°F 202126%0%
Sep 1777°F48°F91°F 201241°F 201826%0%
Sep 1877°F48°F93°F 199938°F 201827%0%
Sep 1976°F48°F93°F 199939°F 201828%0%
Sep 2076°F48°F95°F 201440°F 200428%0%
Sep 2176°F47°F88°F 199939°F 201629%0%
Sep 2275°F47°F93°F 200938°F 200530%0%
Sep 2375°F47°F90°F 200237°F 200731%0%
Sep 2474°F47°F91°F 202136°F 200531%0%
Sep 2574°F47°F89°F 202237°F 200032%0%
Sep 2673°F46°F92°F 200337°F 200033%0%
Sep 2773°F46°F98°F 200332°F 199933%0%
Sep 2873°F46°F87°F 200638°F 200134%0%
Sep 2972°F46°F92°F 200838°F 202435%0%
Sep 3072°F45°F87°F 200137°F 201636%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Yamhill, 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 7:50 PM
September 30
sunrise 7:10 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 USW00094273 (Mcminnville Muni AP), public domain. Records: NOAA GHCN-Daily, station USW00094273, 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.