Weather Almanac: Willcox, AZ 85643

🗓️ Historical norms for May 2026

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

May avg. precipitation

🌧️ 0.49"

May days below freezing

📉 ≈0.0 days

Average May lows ≈53.4°F

USDA Zone

8b

Annual extreme lows 15°F to 20°F

Last Spring Frost (36°F)

🌷 May 5

View full details

First Fall Frost (36°F)

🍂 Oct 17

View full details

Book Recommendations (ads!)

📚 Arizona, Nevada & New Mexico Month-by-Month Gardening: What to Do Each Month to Have a Beautiful Garden All Year

📚 Southwest Gardener's Handbook: Your Complete Guide: Select, Plan, Plant, Maintain, Problem-Solve - Texas, Arizona, New Mexico, Oklahoma, Southern Nevada, Utah

📚 Southwest Fruit & Vegetable Gardening, 2nd Edition: Plant, Grow, and Harvest the Best Edibles for Arizona, Nevada & New Mexico

F: Forecast

H: Normal High Temp

L: Normal Low Temp

Sunday

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

Fri. May 1

🌅 5:33 a.m.

H: ≈79.1°F

L: ≈47.8°F

🌇 7:01 p.m.

Sat. May 2

🌅 5:32 a.m.

H: ≈79.4°F

L: ≈48.1°F

🌇 7:01 p.m.

Sun. May 3

🌅 5:31 a.m.

H: ≈79.7°F

L: ≈48.4°F

🌇 7:02 p.m.

Mon. May 4

🌅 5:30 a.m.

H: ≈80.0°F

L: ≈48.8°F

🌇 7:03 p.m.

Tue. May 5

🌅 5:29 a.m.

H: ≈80.4°F

L: ≈49.2°F

🌇 7:04 p.m.

Wed. May 6

🌅 5:28 a.m.

H: ≈80.7°F

L: ≈49.6°F

🌇 7:04 p.m.

Thu. May 7

🌅 5:27 a.m.

H: ≈81.0°F

L: ≈49.9°F

🌇 7:05 p.m.

Fri. May 8

🌅 5:26 a.m.

H: ≈81.4°F

L: ≈50.3°F

🌇 7:06 p.m.

Sat. May 9

🌅 5:26 a.m.

H: ≈81.7°F

L: ≈50.7°F

🌇 7:07 p.m.

Sun. May 10

🌅 5:25 a.m.

H: ≈82.1°F

L: ≈51.1°F

🌇 7:07 p.m.

Mon. May 11

🌅 5:24 a.m.

H: ≈82.4°F

L: ≈51.5°F

🌇 7:08 p.m.

Tue. May 12

🌅 5:23 a.m.

H: ≈82.8°F

L: ≈51.9°F

🌇 7:09 p.m.

Wed. May 13

🌅 5:23 a.m.

H: ≈83.2°F

L: ≈52.3°F

🌇 7:09 p.m.

Thu. May 14 Ascension

🌅 5:22 a.m.

H: ≈83.5°F

L: ≈52.7°F

🌇 7:10 p.m.

Fri. May 15

🌅 5:21 a.m.

H: ≈83.9°F

L: ≈53.1°F

🌇 7:11 p.m.

Sat. May 16

🌅 5:20 a.m.

H: ≈84.3°F

L: ≈53.5°F

🌇 7:12 p.m.

Sun. May 17

🌅 5:20 a.m.

H: ≈84.7°F

L: ≈53.9°F

🌇 7:12 p.m.

Mon. May 18

🌅 5:19 a.m.

H: ≈85.1°F

L: ≈54.3°F

🌇 7:13 p.m.

Tue. May 19

🌅 5:19 a.m.

H: ≈85.5°F

L: ≈54.7°F

🌇 7:14 p.m.

Wed. May 20

🌅 5:18 a.m.

H: ≈85.9°F

L: ≈55.1°F

🌇 7:14 p.m.

Thu. May 21

🌅 5:17 a.m.

H: ≈86.2°F

L: ≈55.4°F

🌇 7:15 p.m.

Fri. May 22

🌅 5:17 a.m.

H: ≈86.6°F

L: ≈55.8°F

🌇 7:16 p.m.

Sat. May 23

🌅 5:16 a.m.

H: ≈87.0°F

L: ≈56.2°F

🌇 7:16 p.m.

Sun. May 24 Pentecost

🌅 5:16 a.m.

H: ≈87.4°F

L: ≈56.5°F

🌇 7:17 p.m.

Mon. May 25 Memorial Day

🌅 5:16 a.m.

H: ≈87.8°F

L: ≈56.8°F

🌇 7:18 p.m.

Tue. May 26

🌅 5:15 a.m.

H: ≈88.2°F

L: ≈57.2°F

🌇 7:18 p.m.

Wed. May 27

🌅 5:15 a.m.

H: ≈88.6°F

L: ≈57.5°F

🌇 7:19 p.m.

Thu. May 28

🌅 5:14 a.m.

H: ≈88.9°F

L: ≈57.8°F

🌇 7:19 p.m.

Fri. May 29

🌅 5:14 a.m.

H: ≈89.3°F

L: ≈58.1°F

🌇 7:20 p.m.

Sat. May 30

🌅 5:14 a.m.

H: ≈89.7°F

L: ≈58.4°F

🌇 7:21 p.m.

Sun. May 31

🌅 5:13 a.m.

H: ≈90.0°F

L: ≈58.7°F

🌇 7:21 p.m.

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

Temperature climatic data from weather station: FT GRANT (USC00023110)

Precipitation climatic data from weather station: FT GRANT (USC00023110)

Agricultural climatic data from weather station: WILLCOX (USC00029334)