Weather Almanac: Big Arm, MT 59910

🗓️ Historical norms for January 2026

December February

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

January avg. precipitation

🌧️ 0.90"

January days below freezing

📉 ≈26.9 days

Average January lows 18°F – 27°F

USDA Zone

Annual extreme lows -10°F to -5°F

Last Spring Frost (36°F)

🌷 May 31

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First Fall Frost (36°F)

🍂 Sep 17

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F: Forecast

H: Normal High Temp

L: Normal Low Temp

Sunday

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

Thu. January 1 New Year's Day

🌅 8:26 a.m.

H: 22°F – 42°F

L: 11°F – 31°F

🌇 4:55 p.m.

Fri. January 2

🌅 8:25 a.m.

H: 23°F – 42°F

L: 11°F – 31°F

🌇 4:56 p.m.

Sat. January 3

🌅 8:25 a.m.

H: 23°F – 42°F

L: 11°F – 31°F

🌇 4:57 p.m.

Sun. January 4

🌅 8:25 a.m.

H: 23°F – 42°F

L: 11°F – 31°F

🌇 4:58 p.m.

Mon. January 5

🌅 8:25 a.m.

H: 23°F – 42°F

L: 12°F – 32°F

🌇 4:59 p.m.

Tue. January 6 Epiphany

🌅 8:25 a.m.

H: 23°F – 43°F

L: 12°F – 32°F

🌇 5:00 p.m.

Wed. January 7

🌅 8:25 a.m.

H: 24°F – 43°F

L: 12°F – 32°F

🌇 5:01 p.m.

Thu. January 8

🌅 8:24 a.m.

H: 24°F – 43°F

L: 12°F – 32°F

🌇 5:03 p.m.

Fri. January 9

🌅 8:24 a.m.

H: 24°F – 43°F

L: 12°F – 32°F

🌇 5:04 p.m.

Sat. January 10

🌅 8:23 a.m.

H: 24°F – 43°F

L: 12°F – 32°F

🌇 5:05 p.m.

Sun. January 11

🌅 8:23 a.m.

H: 24°F – 43°F

L: 12°F – 32°F

🌇 5:06 p.m.

Mon. January 12

🌅 8:22 a.m.

H: 24°F – 43°F

L: 13°F – 32°F

🌇 5:08 p.m.

Tue. January 13

🌅 8:22 a.m.

H: 25°F – 43°F

L: 13°F – 32°F

🌇 5:09 p.m.

Wed. January 14

🌅 8:21 a.m.

H: 25°F – 43°F

L: 13°F – 32°F

🌇 5:10 p.m.

Thu. January 15

🌅 8:21 a.m.

H: 25°F – 44°F

L: 13°F – 32°F

🌇 5:12 p.m.

Fri. January 16

🌅 8:20 a.m.

H: 25°F – 44°F

L: 13°F – 32°F

🌇 5:13 p.m.

Sat. January 17

🌅 8:19 a.m.

H: 25°F – 44°F

L: 13°F – 32°F

🌇 5:15 p.m.

Sun. January 18

🌅 8:18 a.m.

H: 25°F – 44°F

L: 13°F – 33°F

🌇 5:16 p.m.

Mon. January 19 Martin Luther King Jr. Day

🌅 8:17 a.m.

H: 25°F – 44°F

L: 13°F – 33°F

🌇 5:17 p.m.

Tue. January 20

🌅 8:17 a.m.

H: 25°F – 44°F

L: 13°F – 33°F

🌇 5:19 p.m.

Wed. January 21

🌅 8:16 a.m.

H: 25°F – 44°F

L: 13°F – 33°F

🌇 5:20 p.m.

Thu. January 22

🌅 8:15 a.m.

H: 25°F – 45°F

L: 13°F – 33°F

🌇 5:22 p.m.

Fri. January 23

🌅 8:14 a.m.

H: 26°F – 45°F

L: 13°F – 33°F

🌇 5:23 p.m.

Sat. January 24

🌅 8:13 a.m.

H: 26°F – 45°F

L: 13°F – 33°F

🌇 5:25 p.m.

Sun. January 25

🌅 8:12 a.m.

H: 26°F – 45°F

L: 13°F – 33°F

🌇 5:26 p.m.

Mon. January 26

🌅 8:11 a.m.

H: 26°F – 45°F

L: 13°F – 33°F

🌇 5:28 p.m.

Tue. January 27

🌅 8:09 a.m.

H: 26°F – 45°F

L: 13°F – 33°F

🌇 5:30 p.m.

Wed. January 28

🌅 8:08 a.m.

H: 26°F – 45°F

L: 13°F – 33°F

🌇 5:31 p.m.

Thu. January 29

🌅 8:07 a.m.

H: 26°F – 45°F

L: 13°F – 33°F

🌇 5:33 p.m.

Fri. January 30

🌅 8:06 a.m.

H: 27°F – 46°F

L: 13°F – 33°F

🌇 5:34 p.m.

Sat. January 31

🌅 8:05 a.m.

H: 27°F – 46°F

L: 13°F – 33°F

🌇 5:36 p.m.

December February

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

Temperature climatic data from weather station: POLSON KERR DAM (USC00246640)

Precipitation climatic data from weather station: POLSON KERR DAM (USC00246640)

Agricultural climatic data from weather station: POLSON KERR DAM (USC00246640)