Weather Almanac: Los Osos, CA 93402

🗓️ Historical norms for August 2025

July September

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

August avg. precipitation

🌧️ 0.05"

August days below freezing

📉 ≈0.0 days

Average August lows 54°F – 57°F

USDA Zone

10a

Annual extreme lows 30°F to 35°F

Last Spring Frost (36°F)

🌷 Mar 26

View full details

First Fall Frost (36°F)

🍂 Nov 24

View full details

Book Recommendations (ads!)

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

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

📚 California Gardener's Handbook: Your Complete Guide: Select - Plan - Plant - Maintain - Problem-solve

F: Forecast

H: Normal High Temp

L: Normal Low Temp

Sunday

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

Fri. August 1

🌅 6:12 a.m.

F: 67°F / 55°F

H: 65°F – 72°F

L: 53°F – 59°F

🌇 8:06 p.m.

Sat. August 2

🌅 6:13 a.m.

F: 71°F / 56°F

H: 65°F – 72°F

L: 53°F – 59°F

🌇 8:05 p.m.

Sun. August 3

🌅 6:14 a.m.

F: 72°F / 57°F

H: 65°F – 72°F

L: 53°F – 59°F

🌇 8:04 p.m.

Mon. August 4

🌅 6:14 a.m.

F: 71°F / 55°F

H: 65°F – 72°F

L: 53°F – 59°F

🌇 8:03 p.m.

Tue. August 5

🌅 6:15 a.m.

F: 68°F / 55°F

H: 65°F – 72°F

L: 53°F – 59°F

🌇 8:02 p.m.

Wed. August 6

🌅 6:16 a.m.

F: 69°F / 56°F

H: 65°F – 72°F

L: 53°F – 59°F

🌇 8:01 p.m.

Thu. August 7

🌅 6:17 a.m.

H: 65°F – 72°F

L: 53°F – 59°F

🌇 8:00 p.m.

Fri. August 8

🌅 6:17 a.m.

H: 65°F – 73°F

L: 53°F – 59°F

🌇 7:59 p.m.

Sat. August 9

🌅 6:18 a.m.

H: 65°F – 73°F

L: 53°F – 59°F

🌇 7:58 p.m.

Sun. August 10

🌅 6:19 a.m.

H: 65°F – 73°F

L: 53°F – 59°F

🌇 7:57 p.m.

Mon. August 11

🌅 6:20 a.m.

H: 65°F – 73°F

L: 53°F – 59°F

🌇 7:56 p.m.

Tue. August 12

🌅 6:21 a.m.

H: 65°F – 73°F

L: 53°F – 59°F

🌇 7:55 p.m.

Wed. August 13

🌅 6:21 a.m.

H: 65°F – 73°F

L: 53°F – 59°F

🌇 7:53 p.m.

Thu. August 14

🌅 6:22 a.m.

H: 65°F – 73°F

L: 52°F – 59°F

🌇 7:52 p.m.

Fri. August 15

🌅 6:23 a.m.

H: 65°F – 73°F

L: 52°F – 59°F

🌇 7:51 p.m.

Sat. August 16

🌅 6:24 a.m.

H: 65°F – 74°F

L: 52°F – 59°F

🌇 7:50 p.m.

Sun. August 17

🌅 6:24 a.m.

H: 65°F – 74°F

L: 52°F – 59°F

🌇 7:49 p.m.

Mon. August 18

🌅 6:25 a.m.

H: 65°F – 74°F

L: 52°F – 59°F

🌇 7:48 p.m.

Tue. August 19

🌅 6:26 a.m.

H: 65°F – 74°F

L: 52°F – 59°F

🌇 7:46 p.m.

Wed. August 20

🌅 6:27 a.m.

H: 65°F – 74°F

L: 52°F – 59°F

🌇 7:45 p.m.

Thu. August 21

🌅 6:27 a.m.

H: 65°F – 74°F

L: 52°F – 59°F

🌇 7:44 p.m.

Fri. August 22

🌅 6:28 a.m.

H: 65°F – 74°F

L: 52°F – 59°F

🌇 7:43 p.m.

Sat. August 23

🌅 6:29 a.m.

H: 65°F – 74°F

L: 52°F – 59°F

🌇 7:41 p.m.

Sun. August 24

🌅 6:30 a.m.

H: 65°F – 74°F

L: 52°F – 59°F

🌇 7:40 p.m.

Mon. August 25

🌅 6:30 a.m.

H: 65°F – 75°F

L: 52°F – 59°F

🌇 7:39 p.m.

Tue. August 26

🌅 6:31 a.m.

H: 65°F – 75°F

L: 52°F – 59°F

🌇 7:37 p.m.

Wed. August 27

🌅 6:32 a.m.

H: 65°F – 75°F

L: 52°F – 59°F

🌇 7:36 p.m.

Thu. August 28

🌅 6:33 a.m.

H: 65°F – 75°F

L: 52°F – 59°F

🌇 7:35 p.m.

Fri. August 29

🌅 6:33 a.m.

H: 65°F – 75°F

L: 52°F – 59°F

🌇 7:33 p.m.

Sat. August 30

🌅 6:34 a.m.

H: 65°F – 75°F

L: 52°F – 59°F

🌇 7:32 p.m.

Sun. August 31

🌅 6:35 a.m.

H: 65°F – 75°F

L: 52°F – 59°F

🌇 7:31 p.m.

July September

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

Temperature climatic data from weather station: MORRO BAY FIRE DEPT (USC00045866)

Precipitation climatic data from weather station: MORRO BAY FIRE DEPT (USC00045866)

Agricultural climatic data from weather station: SAN LUIS OBISPO POLY U (USC00047851)