Weather Almanac: Fort Defiance, AZ 86504

🗓️ Historical norms for May 2026

April June

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

May avg. precipitation

🌧️ 0.59"

May days below freezing

📉 ≈7.5 days

Average May lows ≈36.8°F

USDA Zone

Annual extreme lows -5°F to 0°F

Last Spring Frost (36°F)

🌷 Jun 6

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First Fall Frost (36°F)

🍂 Sep 18

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F: Forecast

H: Normal High Temp

L: Normal Low Temp

Sunday

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

Fri. May 1

🌅 6:24 a.m.

H: ≈67.8°F

L: ≈32.7°F

🌇 8:03 p.m.

Sat. May 2

🌅 6:23 a.m.

H: ≈68.1°F

L: ≈33.0°F

🌇 8:04 p.m.

Sun. May 3

🌅 6:21 a.m.

H: ≈68.4°F

L: ≈33.3°F

🌇 8:05 p.m.

Mon. May 4

🌅 6:20 a.m.

H: ≈68.7°F

L: ≈33.6°F

🌇 8:06 p.m.

Tue. May 5

🌅 6:19 a.m.

H: ≈69.0°F

L: ≈34.0°F

🌇 8:07 p.m.

Wed. May 6

🌅 6:18 a.m.

H: ≈69.4°F

L: ≈34.3°F

🌇 8:07 p.m.

Thu. May 7

🌅 6:17 a.m.

H: ≈69.7°F

L: ≈34.6°F

🌇 8:08 p.m.

Fri. May 8

🌅 6:17 a.m.

H: ≈70.0°F

L: ≈34.8°F

🌇 8:09 p.m.

Sat. May 9

🌅 6:16 a.m.

H: ≈70.4°F

L: ≈35.1°F

🌇 8:10 p.m.

Sun. May 10

🌅 6:15 a.m.

H: ≈70.7°F

L: ≈35.4°F

🌇 8:11 p.m.

Mon. May 11

🌅 6:14 a.m.

H: ≈71.0°F

L: ≈35.7°F

🌇 8:12 p.m.

Tue. May 12

🌅 6:13 a.m.

H: ≈71.4°F

L: ≈36.0°F

🌇 8:12 p.m.

Wed. May 13

🌅 6:12 a.m.

H: ≈71.7°F

L: ≈36.2°F

🌇 8:13 p.m.

Thu. May 14 Ascension

🌅 6:11 a.m.

H: ≈72.1°F

L: ≈36.5°F

🌇 8:14 p.m.

Fri. May 15

🌅 6:10 a.m.

H: ≈72.4°F

L: ≈36.8°F

🌇 8:15 p.m.

Sat. May 16

🌅 6:10 a.m.

H: ≈72.8°F

L: ≈37.0°F

🌇 8:16 p.m.

Sun. May 17

🌅 6:09 a.m.

H: ≈73.2°F

L: ≈37.2°F

🌇 8:16 p.m.

Mon. May 18

🌅 6:08 a.m.

H: ≈73.5°F

L: ≈37.5°F

🌇 8:17 p.m.

Tue. May 19

🌅 6:08 a.m.

H: ≈73.9°F

L: ≈37.7°F

🌇 8:18 p.m.

Wed. May 20

🌅 6:07 a.m.

H: ≈74.3°F

L: ≈37.9°F

🌇 8:19 p.m.

Thu. May 21

🌅 6:06 a.m.

H: ≈74.6°F

L: ≈38.2°F

🌇 8:19 p.m.

Fri. May 22

🌅 6:06 a.m.

H: ≈75.0°F

L: ≈38.4°F

🌇 8:20 p.m.

Sat. May 23

🌅 6:05 a.m.

H: ≈75.4°F

L: ≈38.6°F

🌇 8:21 p.m.

Sun. May 24 Pentecost

🌅 6:05 a.m.

H: ≈75.7°F

L: ≈38.8°F

🌇 8:22 p.m.

Mon. May 25 Memorial Day

🌅 6:04 a.m.

H: ≈76.1°F

L: ≈39.0°F

🌇 8:22 p.m.

Tue. May 26

🌅 6:03 a.m.

H: ≈76.5°F

L: ≈39.2°F

🌇 8:23 p.m.

Wed. May 27

🌅 6:03 a.m.

H: ≈76.9°F

L: ≈39.4°F

🌇 8:24 p.m.

Thu. May 28

🌅 6:03 a.m.

H: ≈77.3°F

L: ≈39.6°F

🌇 8:25 p.m.

Fri. May 29

🌅 6:02 a.m.

H: ≈77.6°F

L: ≈39.8°F

🌇 8:25 p.m.

Sat. May 30

🌅 6:02 a.m.

H: ≈78.0°F

L: ≈40.0°F

🌇 8:26 p.m.

Sun. May 31

🌅 6:01 a.m.

H: ≈78.4°F

L: ≈40.2°F

🌇 8:27 p.m.

April June

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

Temperature climatic data from weather station: WINDOW ROCK AP (USW00003029)

Precipitation climatic data from weather station: WINDOW ROCK AP (USW00003029)

Agricultural climatic data from weather station: WINDOW ROCK 4 SW (USC00029410)