Weather Almanac: Hayward, CA 94542

🗓️ Historical norms for August 2025

July September

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

August avg. precipitation

🌧️ 0.04"

August days below freezing

📉 ≈0.0 days

Average August lows 57°F – 58°F

USDA Zone

Annual extreme lows 25°F to 30°F

Last Spring Frost (36°F)

🌷 Feb 4

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First Fall Frost (36°F)

🍂 Dec 9

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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: 71°F / 55°F

H: 67°F – 80°F

L: 55°F – 60°F

🌇 8:16 p.m.

Sat. August 2

🌅 6:13 a.m.

F: 72°F / 55°F

H: 67°F – 80°F

L: 55°F – 60°F

🌇 8:15 p.m.

Sun. August 3

🌅 6:14 a.m.

F: 70°F / 55°F

H: 68°F – 80°F

L: 55°F – 60°F

🌇 8:13 p.m.

Mon. August 4

🌅 6:14 a.m.

F: 70°F / 54°F

H: 68°F – 80°F

L: 55°F – 60°F

🌇 8:12 p.m.

Tue. August 5

🌅 6:15 a.m.

F: 75°F / 56°F

H: 68°F – 80°F

L: 55°F – 60°F

🌇 8:11 p.m.

Wed. August 6

🌅 6:16 a.m.

F: 77°F / 57°F

H: 68°F – 80°F

L: 55°F – 60°F

🌇 8:10 p.m.

Thu. August 7

🌅 6:17 a.m.

H: 68°F – 80°F

L: 55°F – 60°F

🌇 8:09 p.m.

Fri. August 8

🌅 6:18 a.m.

H: 68°F – 80°F

L: 55°F – 60°F

🌇 8:08 p.m.

Sat. August 9

🌅 6:19 a.m.

H: 68°F – 80°F

L: 55°F – 60°F

🌇 8:07 p.m.

Sun. August 10

🌅 6:19 a.m.

H: 69°F – 81°F

L: 55°F – 60°F

🌇 8:06 p.m.

Mon. August 11

🌅 6:20 a.m.

H: 69°F – 81°F

L: 56°F – 60°F

🌇 8:05 p.m.

Tue. August 12

🌅 6:21 a.m.

H: 69°F – 81°F

L: 56°F – 60°F

🌇 8:03 p.m.

Wed. August 13

🌅 6:22 a.m.

H: 69°F – 81°F

L: 56°F – 60°F

🌇 8:02 p.m.

Thu. August 14

🌅 6:23 a.m.

H: 69°F – 82°F

L: 55°F – 60°F

🌇 8:01 p.m.

Fri. August 15

🌅 6:24 a.m.

H: 69°F – 82°F

L: 55°F – 60°F

🌇 8:00 p.m.

Sat. August 16

🌅 6:25 a.m.

H: 69°F – 82°F

L: 55°F – 60°F

🌇 7:58 p.m.

Sun. August 17

🌅 6:25 a.m.

H: 69°F – 82°F

L: 55°F – 60°F

🌇 7:57 p.m.

Mon. August 18

🌅 6:26 a.m.

H: 69°F – 82°F

L: 55°F – 60°F

🌇 7:56 p.m.

Tue. August 19

🌅 6:27 a.m.

H: 69°F – 83°F

L: 55°F – 60°F

🌇 7:54 p.m.

Wed. August 20

🌅 6:28 a.m.

H: 69°F – 83°F

L: 55°F – 60°F

🌇 7:53 p.m.

Thu. August 21

🌅 6:29 a.m.

H: 69°F – 83°F

L: 55°F – 60°F

🌇 7:52 p.m.

Fri. August 22

🌅 6:30 a.m.

H: 69°F – 83°F

L: 55°F – 60°F

🌇 7:50 p.m.

Sat. August 23

🌅 6:31 a.m.

H: 69°F – 84°F

L: 55°F – 60°F

🌇 7:49 p.m.

Sun. August 24

🌅 6:31 a.m.

H: 69°F – 84°F

L: 55°F – 60°F

🌇 7:48 p.m.

Mon. August 25

🌅 6:32 a.m.

H: 69°F – 84°F

L: 55°F – 60°F

🌇 7:46 p.m.

Tue. August 26

🌅 6:33 a.m.

H: 69°F – 84°F

L: 55°F – 60°F

🌇 7:45 p.m.

Wed. August 27

🌅 6:34 a.m.

H: 69°F – 84°F

L: 55°F – 60°F

🌇 7:43 p.m.

Thu. August 28

🌅 6:35 a.m.

H: 69°F – 84°F

L: 55°F – 60°F

🌇 7:42 p.m.

Fri. August 29

🌅 6:36 a.m.

H: 69°F – 84°F

L: 55°F – 60°F

🌇 7:40 p.m.

Sat. August 30

🌅 6:37 a.m.

H: 69°F – 84°F

L: 55°F – 61°F

🌇 7:39 p.m.

Sun. August 31

🌅 6:37 a.m.

H: 69°F – 85°F

L: 55°F – 61°F

🌇 7:38 p.m.

July September

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

Temperature climatic data from weather station: HAYWARD AIR TERMINAL (USW00093228)

Precipitation climatic data from weather station: HAYWARD AIR TERMINAL (USW00093228)

Agricultural climatic data from weather station: HAYWARD AIR TERMINAL (USW00093228)