Weather Almanac: Olney, MT 59927

🗓️ Historical norms for January 2026

December February

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

January avg. precipitation

🌧️ 2.01"

January days below freezing

📉 ≈30.8 days

Average January lows 6°F – 17°F

USDA Zone

5a

Annual extreme lows -20°F to -15°F

Last Spring Frost (36°F)

🌷 Always

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First Fall Frost (36°F)

🍂 Always

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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

🌅 8:31 a.m.

H: 17°F – 35°F

L: -3°F – 25°F

🌇 4:54 p.m.

Fri. January 2

🌅 8:30 a.m.

H: 17°F – 35°F

L: -3°F – 25°F

🌇 4:55 p.m.

Sat. January 3

🌅 8:30 a.m.

H: 17°F – 35°F

L: -3°F – 25°F

🌇 4:56 p.m.

Sun. January 4

🌅 8:30 a.m.

H: 17°F – 35°F

L: -3°F – 25°F

🌇 4:57 p.m.

Mon. January 5

🌅 8:30 a.m.

H: 17°F – 35°F

L: -3°F – 25°F

🌇 4:58 p.m.

Tue. January 6 Epiphany

🌅 8:30 a.m.

H: 17°F – 35°F

L: -3°F – 25°F

🌇 4:59 p.m.

Wed. January 7

🌅 8:29 a.m.

H: 17°F – 36°F

L: -3°F – 26°F

🌇 5:00 p.m.

Thu. January 8

🌅 8:29 a.m.

H: 18°F – 36°F

L: -3°F – 26°F

🌇 5:02 p.m.

Fri. January 9

🌅 8:29 a.m.

H: 18°F – 36°F

L: -3°F – 26°F

🌇 5:03 p.m.

Sat. January 10

🌅 8:28 a.m.

H: 18°F – 36°F

L: -3°F – 26°F

🌇 5:04 p.m.

Sun. January 11

🌅 8:28 a.m.

H: 18°F – 36°F

L: -2°F – 26°F

🌇 5:05 p.m.

Mon. January 12

🌅 8:27 a.m.

H: 18°F – 36°F

L: -2°F – 26°F

🌇 5:07 p.m.

Tue. January 13

🌅 8:27 a.m.

H: 18°F – 36°F

L: -2°F – 26°F

🌇 5:08 p.m.

Wed. January 14

🌅 8:26 a.m.

H: 18°F – 36°F

L: -2°F – 26°F

🌇 5:10 p.m.

Thu. January 15

🌅 8:25 a.m.

H: 19°F – 37°F

L: -2°F – 26°F

🌇 5:11 p.m.

Fri. January 16

🌅 8:24 a.m.

H: 19°F – 37°F

L: -2°F – 26°F

🌇 5:12 p.m.

Sat. January 17

🌅 8:24 a.m.

H: 19°F – 37°F

L: -2°F – 26°F

🌇 5:14 p.m.

Sun. January 18

🌅 8:23 a.m.

H: 19°F – 37°F

L: -2°F – 26°F

🌇 5:15 p.m.

Mon. January 19 Martin Luther King Jr. Day

🌅 8:22 a.m.

H: 19°F – 37°F

L: -2°F – 26°F

🌇 5:17 p.m.

Tue. January 20

🌅 8:21 a.m.

H: 20°F – 38°F

L: -2°F – 26°F

🌇 5:18 p.m.

Wed. January 21

🌅 8:20 a.m.

H: 20°F – 38°F

L: -2°F – 26°F

🌇 5:20 p.m.

Thu. January 22

🌅 8:19 a.m.

H: 20°F – 38°F

L: -2°F – 26°F

🌇 5:21 p.m.

Fri. January 23

🌅 8:18 a.m.

H: 20°F – 38°F

L: -2°F – 26°F

🌇 5:23 p.m.

Sat. January 24

🌅 8:17 a.m.

H: 21°F – 38°F

L: -2°F – 26°F

🌇 5:24 p.m.

Sun. January 25

🌅 8:16 a.m.

H: 21°F – 39°F

L: -2°F – 26°F

🌇 5:26 p.m.

Mon. January 26

🌅 8:15 a.m.

H: 21°F – 39°F

L: -2°F – 26°F

🌇 5:28 p.m.

Tue. January 27

🌅 8:14 a.m.

H: 21°F – 39°F

L: -2°F – 26°F

🌇 5:29 p.m.

Wed. January 28

🌅 8:12 a.m.

H: 21°F – 39°F

L: -3°F – 26°F

🌇 5:31 p.m.

Thu. January 29

🌅 8:11 a.m.

H: 22°F – 39°F

L: -3°F – 26°F

🌇 5:32 p.m.

Fri. January 30

🌅 8:10 a.m.

H: 22°F – 40°F

L: -3°F – 26°F

🌇 5:34 p.m.

Sat. January 31

🌅 8:09 a.m.

H: 22°F – 40°F

L: -3°F – 26°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: OLNEY (USC00246218)

Precipitation climatic data from weather station: OLNEY (USC00246218)

Agricultural climatic data from weather station: OLNEY (USC00246218)