Weather Almanac: Custer, MT 59024

🗓️ Historical norms for December 2025

November January

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

December avg. precipitation

🌧️ 0.44"

December days below freezing

📉 ≈29.9 days

Average December lows 5°F – 19°F

USDA Zone

Annual extreme lows -25°F to -20°F

Last Spring Frost (36°F)

🌷 Jun 2

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First Fall Frost (36°F)

🍂 Sep 14

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F: Forecast

H: Normal High Temp

L: Normal Low Temp

Sunday

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

Mon. December 1

🌅 7:33 a.m.

H: 24°F – 52°F

L: 1°F – 27°F

🌇 4:26 p.m.

Tue. December 2

🌅 7:34 a.m.

H: 24°F – 52°F

L: 1°F – 27°F

🌇 4:26 p.m.

Wed. December 3

🌅 7:35 a.m.

H: 23°F – 52°F

L: 1°F – 27°F

🌇 4:25 p.m.

Thu. December 4

🌅 7:36 a.m.

H: 23°F – 51°F

L: 0°F – 27°F

🌇 4:25 p.m.

Fri. December 5

🌅 7:37 a.m.

H: 23°F – 51°F

L: 0°F – 27°F

🌇 4:25 p.m.

Sat. December 6

🌅 7:38 a.m.

H: 22°F – 51°F

L: 0°F – 27°F

🌇 4:24 p.m.

Sun. December 7

🌅 7:40 a.m.

H: 22°F – 51°F

L: -1°F – 27°F

🌇 4:24 p.m.

Mon. December 8

🌅 7:41 a.m.

H: 22°F – 50°F

L: -1°F – 26°F

🌇 4:24 p.m.

Tue. December 9

🌅 7:41 a.m.

H: 22°F – 50°F

L: -1°F – 26°F

🌇 4:24 p.m.

Wed. December 10

🌅 7:42 a.m.

H: 21°F – 50°F

L: -1°F – 26°F

🌇 4:24 p.m.

Thu. December 11

🌅 7:43 a.m.

H: 21°F – 50°F

L: -1°F – 26°F

🌇 4:24 p.m.

Fri. December 12

🌅 7:44 a.m.

H: 21°F – 50°F

L: -2°F – 26°F

🌇 4:24 p.m.

Sat. December 13

🌅 7:45 a.m.

H: 21°F – 49°F

L: -2°F – 26°F

🌇 4:24 p.m.

Sun. December 14

🌅 7:46 a.m.

H: 21°F – 49°F

L: -2°F – 26°F

🌇 4:25 p.m.

Mon. December 15

🌅 7:47 a.m.

H: 21°F – 49°F

L: -2°F – 26°F

🌇 4:25 p.m.

Tue. December 16

🌅 7:47 a.m.

H: 21°F – 49°F

L: -2°F – 26°F

🌇 4:25 p.m.

Wed. December 17

🌅 7:48 a.m.

H: 20°F – 49°F

L: -2°F – 26°F

🌇 4:25 p.m.

Thu. December 18

🌅 7:49 a.m.

H: 20°F – 49°F

L: -2°F – 26°F

🌇 4:26 p.m.

Fri. December 19

🌅 7:49 a.m.

H: 20°F – 49°F

L: -3°F – 26°F

🌇 4:26 p.m.

Sat. December 20

🌅 7:50 a.m.

H: 20°F – 49°F

L: -3°F – 26°F

🌇 4:27 p.m.

Sun. December 21 Winter Solstice

🌅 7:50 a.m.

H: 20°F – 49°F

L: -3°F – 26°F

🌇 4:27 p.m.

Mon. December 22

🌅 7:51 a.m.

H: 20°F – 49°F

L: -3°F – 26°F

🌇 4:28 p.m.

Tue. December 23

🌅 7:51 a.m.

H: 20°F – 49°F

L: -3°F – 26°F

🌇 4:28 p.m.

Wed. December 24 Christmas Eve

🌅 7:52 a.m.

H: 20°F – 49°F

L: -3°F – 26°F

🌇 4:29 p.m.

Thu. December 25 Christmas Day

🌅 7:52 a.m.

H: 20°F – 49°F

L: -3°F – 26°F

🌇 4:30 p.m.

Fri. December 26

🌅 7:52 a.m.

H: 20°F – 49°F

L: -3°F – 26°F

🌇 4:30 p.m.

Sat. December 27

🌅 7:52 a.m.

H: 20°F – 49°F

L: -3°F – 26°F

🌇 4:31 p.m.

Sun. December 28

🌅 7:53 a.m.

H: 20°F – 49°F

L: -3°F – 26°F

🌇 4:32 p.m.

Mon. December 29

🌅 7:53 a.m.

H: 20°F – 49°F

L: -3°F – 26°F

🌇 4:33 p.m.

Tue. December 30

🌅 7:53 a.m.

H: 20°F – 49°F

L: -3°F – 26°F

🌇 4:33 p.m.

Wed. December 31

🌅 7:53 a.m.

H: 20°F – 49°F

L: -3°F – 26°F

🌇 4:34 p.m.

November January

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

Temperature climatic data from weather station: POMPEYS PILLAR 18 N (USC00246647)

Precipitation climatic data from weather station: POMPEYS PILLAR 18 N (USC00246647)

Agricultural climatic data from weather station: POMPEYS PILLAR 18 N (USC00246647)