Weather Almanac: Walnut, CA 91789

🗓️ Historical norms for July 2025

June August

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

July avg. precipitation

🌧️ 0.01"

July days below freezing

📉 ≈0.0 days

Average July lows 59°F – 64°F

USDA Zone

10a

Annual extreme lows 30°F to 35°F

Last Spring Frost (36°F)

🌷 Jan 31

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First Fall Frost (36°F)

🍂 Dec 20

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📚 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

Tue. July 1

🌅 5:44 a.m.

H: 81°F – 95°F

L: 56°F – 65°F

🌇 8:06 p.m.

Wed. July 2

🌅 5:44 a.m.

H: 81°F – 95°F

L: 56°F – 65°F

🌇 8:06 p.m.

Thu. July 3

🌅 5:44 a.m.

H: 81°F – 95°F

L: 56°F – 65°F

🌇 8:06 p.m.

Fri. July 4 Independence Day

🌅 5:45 a.m.

H: 81°F – 96°F

L: 56°F – 65°F

🌇 8:06 p.m.

Sat. July 5

🌅 5:45 a.m.

H: 82°F – 96°F

L: 56°F – 65°F

🌇 8:06 p.m.

Sun. July 6

🌅 5:46 a.m.

H: 82°F – 96°F

L: 56°F – 66°F

🌇 8:06 p.m.

Mon. July 7

🌅 5:46 a.m.

H: 82°F – 96°F

L: 57°F – 66°F

🌇 8:05 p.m.

Tue. July 8

🌅 5:47 a.m.

H: 82°F – 96°F

L: 57°F – 66°F

🌇 8:05 p.m.

Wed. July 9

🌅 5:47 a.m.

H: 83°F – 96°F

L: 57°F – 66°F

🌇 8:05 p.m.

Thu. July 10

🌅 5:48 a.m.

H: 83°F – 96°F

L: 57°F – 66°F

🌇 8:04 p.m.

Fri. July 11

🌅 5:49 a.m.

H: 83°F – 97°F

L: 57°F – 66°F

🌇 8:04 p.m.

Sat. July 12

🌅 5:49 a.m.

H: 83°F – 97°F

L: 57°F – 66°F

🌇 8:04 p.m.

Sun. July 13

🌅 5:50 a.m.

H: 84°F – 97°F

L: 57°F – 67°F

🌇 8:03 p.m.

Mon. July 14

🌅 5:50 a.m.

H: 84°F – 97°F

L: 57°F – 67°F

🌇 8:03 p.m.

Tue. July 15

🌅 5:51 a.m.

H: 84°F – 97°F

L: 57°F – 67°F

🌇 8:03 p.m.

Wed. July 16

🌅 5:52 a.m.

H: 84°F – 97°F

L: 57°F – 67°F

🌇 8:02 p.m.

Thu. July 17

🌅 5:52 a.m.

H: 84°F – 97°F

L: 57°F – 67°F

🌇 8:02 p.m.

Fri. July 18

🌅 5:53 a.m.

H: 84°F – 97°F

L: 57°F – 67°F

🌇 8:01 p.m.

Sat. July 19

🌅 5:54 a.m.

H: 85°F – 97°F

L: 57°F – 67°F

🌇 8:01 p.m.

Sun. July 20

🌅 5:54 a.m.

H: 85°F – 97°F

L: 57°F – 67°F

🌇 8:00 p.m.

Mon. July 21

🌅 5:55 a.m.

H: 85°F – 97°F

L: 57°F – 67°F

🌇 7:59 p.m.

Tue. July 22

🌅 5:56 a.m.

H: 85°F – 97°F

L: 57°F – 67°F

🌇 7:59 p.m.

Wed. July 23

🌅 5:56 a.m.

H: 85°F – 97°F

L: 57°F – 67°F

🌇 7:58 p.m.

Thu. July 24

🌅 5:57 a.m.

H: 85°F – 97°F

L: 57°F – 67°F

🌇 7:58 p.m.

Fri. July 25

🌅 5:58 a.m.

H: 85°F – 97°F

L: 57°F – 67°F

🌇 7:57 p.m.

Sat. July 26

🌅 5:58 a.m.

H: 85°F – 97°F

L: 57°F – 67°F

🌇 7:56 p.m.

Sun. July 27

🌅 5:59 a.m.

H: 85°F – 97°F

L: 57°F – 67°F

🌇 7:55 p.m.

Mon. July 28

🌅 6:00 a.m.

H: 85°F – 97°F

L: 57°F – 67°F

🌇 7:55 p.m.

Tue. July 29

🌅 6:01 a.m.

H: 85°F – 97°F

L: 57°F – 67°F

🌇 7:54 p.m.

Wed. July 30

🌅 6:01 a.m.

F: 89°F / 62°F

H: 85°F – 97°F

L: 57°F – 67°F

🌇 7:53 p.m.

Thu. July 31

🌅 6:02 a.m.

F: 89°F / 62°F

H: 86°F – 97°F

L: 57°F – 67°F

🌇 7:52 p.m.

June August

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

Temperature climatic data from weather station: POMONA/FAIRPLEX (USC00047050)

Precipitation climatic data from weather station: WALNUT NI FC102C (USC00049431)

Agricultural climatic data from weather station: ANAHEIM (USC00040192)