Weather Almanac: Monroe, OR 97456

🗓️ Historical norms for August 2026

July September

Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.

August avg. precipitation

🌧️ 0.55"

August days below freezing

📉 ≈0.0 days

Average August lows ≈50.9°F

USDA Zone

Annual extreme lows 15°F to 20°F

Last Spring Frost (36°F)

🌷 May 19

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First Fall Frost (36°F)

🍂 Oct 6

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Book Recommendations (ads!)

📚 Pacific Northwest Month-by-Month Gardening: What to Do Each Month to Have a Beautiful Garden All Year

📚 Gardening in the Pacific Northwest: The Complete Homeowner's Guide

📚 Growing Vegetables West of the Cascades, 35th Anniversary Edition: The Complete Guide to Organic Gardening

F: Forecast

H: Normal High Temp

L: Normal Low Temp

Sunday

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

Sat. August 1

🌅 6:00 a.m.

H: ≈81.9°F

L: ≈51.0°F

🌇 8:37 p.m.

Sun. August 2

🌅 6:02 a.m.

H: ≈81.9°F

L: ≈51.0°F

🌇 8:36 p.m.

Mon. August 3

🌅 6:03 a.m.

H: ≈81.9°F

L: ≈51.0°F

🌇 8:35 p.m.

Tue. August 4

🌅 6:04 a.m.

H: ≈81.8°F

L: ≈51.0°F

🌇 8:34 p.m.

Wed. August 5

🌅 6:05 a.m.

H: ≈81.8°F

L: ≈51.0°F

🌇 8:32 p.m.

Thu. August 6

🌅 6:06 a.m.

H: ≈81.8°F

L: ≈51.0°F

🌇 8:31 p.m.

Fri. August 7

🌅 6:07 a.m.

H: ≈81.8°F

L: ≈51.0°F

🌇 8:29 p.m.

Sat. August 8

🌅 6:08 a.m.

H: ≈81.7°F

L: ≈51.0°F

🌇 8:28 p.m.

Sun. August 9

🌅 6:09 a.m.

H: ≈81.7°F

L: ≈51.0°F

🌇 8:27 p.m.

Mon. August 10

🌅 6:11 a.m.

H: ≈81.7°F

L: ≈51.0°F

🌇 8:25 p.m.

Tue. August 11

🌅 6:12 a.m.

H: ≈81.6°F

L: ≈51.0°F

🌇 8:24 p.m.

Wed. August 12

🌅 6:13 a.m.

H: ≈81.6°F

L: ≈51.1°F

🌇 8:22 p.m.

Thu. August 13

🌅 6:14 a.m.

H: ≈81.5°F

L: ≈51.1°F

🌇 8:21 p.m.

Fri. August 14

🌅 6:15 a.m.

H: ≈81.5°F

L: ≈51.1°F

🌇 8:19 p.m.

Sat. August 15

🌅 6:16 a.m.

H: ≈81.4°F

L: ≈51.1°F

🌇 8:18 p.m.

Sun. August 16

🌅 6:18 a.m.

H: ≈81.4°F

L: ≈51.1°F

🌇 8:16 p.m.

Mon. August 17

🌅 6:19 a.m.

H: ≈81.3°F

L: ≈51.1°F

🌇 8:14 p.m.

Tue. August 18

🌅 6:20 a.m.

H: ≈81.3°F

L: ≈51.1°F

🌇 8:13 p.m.

Wed. August 19

🌅 6:21 a.m.

H: ≈81.2°F

L: ≈51.0°F

🌇 8:11 p.m.

Thu. August 20

🌅 6:22 a.m.

H: ≈81.1°F

L: ≈51.0°F

🌇 8:10 p.m.

Fri. August 21

🌅 6:23 a.m.

H: ≈81.0°F

L: ≈51.0°F

🌇 8:08 p.m.

Sat. August 22

🌅 6:24 a.m.

H: ≈81.0°F

L: ≈51.0°F

🌇 8:06 p.m.

Sun. August 23

🌅 6:26 a.m.

H: ≈80.9°F

L: ≈50.9°F

🌇 8:05 p.m.

Mon. August 24

🌅 6:27 a.m.

H: ≈80.8°F

L: ≈50.9°F

🌇 8:03 p.m.

Tue. August 25

🌅 6:28 a.m.

H: ≈80.6°F

L: ≈50.8°F

🌇 8:01 p.m.

Wed. August 26

🌅 6:29 a.m.

H: ≈80.5°F

L: ≈50.7°F

🌇 7:59 p.m.

Thu. August 27

🌅 6:30 a.m.

H: ≈80.4°F

L: ≈50.6°F

🌇 7:58 p.m.

Fri. August 28

🌅 6:31 a.m.

H: ≈80.3°F

L: ≈50.5°F

🌇 7:56 p.m.

Sat. August 29

🌅 6:33 a.m.

H: ≈80.1°F

L: ≈50.4°F

🌇 7:54 p.m.

Sun. August 30

🌅 6:34 a.m.

H: ≈80.0°F

L: ≈50.3°F

🌇 7:52 p.m.

Mon. August 31

🌅 6:35 a.m.

H: ≈79.8°F

L: ≈50.2°F

🌇 7:51 p.m.

July September

Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.

Temperature climatic data from weather station: CORVALLIS 10 SSW (USW00004236)

Precipitation climatic data from weather station: CORVALLIS WATER BUREAU (USC00351877)

Agricultural climatic data from weather station: CORVALLIS WATER BUREAU (USC00351877)