Weather Almanac: Caldwell, ID 83605

🗓️ Historical norms for January 2026

December February

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

January avg. precipitation

🌧️ 1.41"

January days below freezing

📉 ≈25.3 days

Average January lows 18°F – 28°F

USDA Zone

Annual extreme lows 0°F to 5°F

Last Spring Frost (36°F)

🌷 May 17

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First Fall Frost (36°F)

🍂 Sep 22

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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

🌅 8:20 a.m.

H: 27°F – 47°F

L: 10°F – 33°F

🌇 5:20 p.m.

Fri. January 2

🌅 8:20 a.m.

H: 27°F – 47°F

L: 10°F – 33°F

🌇 5:21 p.m.

Sat. January 3

🌅 8:20 a.m.

H: 27°F – 47°F

L: 10°F – 33°F

🌇 5:22 p.m.

Sun. January 4

🌅 8:20 a.m.

H: 27°F – 47°F

L: 11°F – 33°F

🌇 5:23 p.m.

Mon. January 5

🌅 8:20 a.m.

H: 27°F – 47°F

L: 11°F – 33°F

🌇 5:24 p.m.

Tue. January 6 Epiphany

🌅 8:19 a.m.

H: 28°F – 47°F

L: 11°F – 33°F

🌇 5:25 p.m.

Wed. January 7

🌅 8:19 a.m.

H: 28°F – 47°F

L: 11°F – 33°F

🌇 5:26 p.m.

Thu. January 8

🌅 8:19 a.m.

H: 28°F – 47°F

L: 11°F – 33°F

🌇 5:27 p.m.

Fri. January 9

🌅 8:19 a.m.

H: 28°F – 47°F

L: 11°F – 33°F

🌇 5:28 p.m.

Sat. January 10

🌅 8:19 a.m.

H: 28°F – 47°F

L: 12°F – 33°F

🌇 5:29 p.m.

Sun. January 11

🌅 8:18 a.m.

H: 29°F – 47°F

L: 12°F – 33°F

🌇 5:30 p.m.

Mon. January 12

🌅 8:18 a.m.

H: 29°F – 47°F

L: 12°F – 33°F

🌇 5:32 p.m.

Tue. January 13

🌅 8:17 a.m.

H: 29°F – 47°F

L: 12°F – 33°F

🌇 5:33 p.m.

Wed. January 14

🌅 8:17 a.m.

H: 29°F – 47°F

L: 12°F – 33°F

🌇 5:34 p.m.

Thu. January 15

🌅 8:16 a.m.

H: 29°F – 47°F

L: 12°F – 33°F

🌇 5:35 p.m.

Fri. January 16

🌅 8:16 a.m.

H: 30°F – 48°F

L: 13°F – 33°F

🌇 5:36 p.m.

Sat. January 17

🌅 8:15 a.m.

H: 30°F – 48°F

L: 13°F – 33°F

🌇 5:38 p.m.

Sun. January 18

🌅 8:15 a.m.

H: 30°F – 48°F

L: 13°F – 34°F

🌇 5:39 p.m.

Mon. January 19 Martin Luther King Jr. / Idaho Human Rights Day; Martin Luther King Jr. Day

🌅 8:14 a.m.

H: 30°F – 48°F

L: 13°F – 34°F

🌇 5:40 p.m.

Tue. January 20

🌅 8:13 a.m.

H: 30°F – 48°F

L: 13°F – 34°F

🌇 5:41 p.m.

Wed. January 21

🌅 8:13 a.m.

H: 30°F – 49°F

L: 13°F – 34°F

🌇 5:43 p.m.

Thu. January 22

🌅 8:12 a.m.

H: 30°F – 49°F

L: 13°F – 34°F

🌇 5:44 p.m.

Fri. January 23

🌅 8:11 a.m.

H: 31°F – 49°F

L: 13°F – 34°F

🌇 5:45 p.m.

Sat. January 24

🌅 8:10 a.m.

H: 31°F – 49°F

L: 13°F – 34°F

🌇 5:47 p.m.

Sun. January 25

🌅 8:09 a.m.

H: 31°F – 50°F

L: 13°F – 34°F

🌇 5:48 p.m.

Mon. January 26

🌅 8:08 a.m.

H: 31°F – 50°F

L: 14°F – 34°F

🌇 5:49 p.m.

Tue. January 27

🌅 8:08 a.m.

H: 31°F – 50°F

L: 14°F – 34°F

🌇 5:51 p.m.

Wed. January 28

🌅 8:07 a.m.

H: 32°F – 50°F

L: 14°F – 35°F

🌇 5:52 p.m.

Thu. January 29

🌅 8:06 a.m.

H: 32°F – 51°F

L: 14°F – 35°F

🌇 5:53 p.m.

Fri. January 30

🌅 8:05 a.m.

H: 32°F – 51°F

L: 14°F – 35°F

🌇 5:55 p.m.

Sat. January 31

🌅 8:04 a.m.

H: 32°F – 51°F

L: 14°F – 35°F

🌇 5:56 p.m.

December February

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

Temperature climatic data from weather station: CALDWELL (USC00101380)

Precipitation climatic data from weather station: CALDWELL (USC00101380)

Agricultural climatic data from weather station: CALDWELL (USC00101380)