Weather Almanac: Sunnyside, UT 84539

🗓️ Historical norms for December 2025

November January

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

December avg. precipitation

🌧️ 0.81"

December days below freezing

📉 ≈25.7 days

Average December lows ≈26.1°F

USDA Zone

Annual extreme lows -5°F to 0°F

Last Spring Frost (36°F)

🌷 Jun 3

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First Fall Frost (36°F)

🍂 Sep 23

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F: Forecast

H: Normal High Temp

L: Normal Low Temp

Sunday

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

Mon. December 1

🌅 7:23 a.m.

H: ≈42.0°F

L: ≈27.7°F

🌇 4:57 p.m.

Tue. December 2

🌅 7:24 a.m.

H: ≈41.6°F

L: ≈27.5°F

🌇 4:57 p.m.

Wed. December 3

🌅 7:25 a.m.

H: ≈41.3°F

L: ≈27.3°F

🌇 4:57 p.m.

Thu. December 4

🌅 7:26 a.m.

H: ≈41.0°F

L: ≈27.1°F

🌇 4:57 p.m.

Fri. December 5

🌅 7:27 a.m.

H: ≈40.7°F

L: ≈26.9°F

🌇 4:57 p.m.

Sat. December 6

🌅 7:28 a.m.

H: ≈40.4°F

L: ≈26.8°F

🌇 4:57 p.m.

Sun. December 7

🌅 7:29 a.m.

H: ≈40.2°F

L: ≈26.6°F

🌇 4:57 p.m.

Mon. December 8

🌅 7:29 a.m.

F: 28°F / 41°F / 29°F

H: ≈40.0°F

L: ≈26.4°F

🌇 4:57 p.m.

Tue. December 9

🌅 7:30 a.m.

F: 42°F / 33°F

H: ≈39.7°F

L: ≈26.3°F

🌇 4:57 p.m.

Wed. December 10

🌅 7:31 a.m.

F: 46°F / 36°F

H: ≈39.5°F

L: ≈26.2°F

🌇 4:57 p.m.

Thu. December 11

🌅 7:32 a.m.

F: 49°F / 35°F

H: ≈39.4°F

L: ≈26.1°F

🌇 4:57 p.m.

Fri. December 12

🌅 7:33 a.m.

F: 49°F / 33°F

H: ≈39.2°F

L: ≈26.0°F

🌇 4:57 p.m.

Sat. December 13

🌅 7:33 a.m.

F: 47°F / 31°F

H: ≈39.1°F

L: ≈25.9°F

🌇 4:58 p.m.

Sun. December 14

🌅 7:34 a.m.

F: 45°F

H: ≈39.0°F

L: ≈25.8°F

🌇 4:58 p.m.

Mon. December 15

🌅 7:35 a.m.

H: ≈38.9°F

L: ≈25.7°F

🌇 4:58 p.m.

Tue. December 16

🌅 7:35 a.m.

H: ≈38.8°F

L: ≈25.7°F

🌇 4:58 p.m.

Wed. December 17

🌅 7:36 a.m.

H: ≈38.7°F

L: ≈25.6°F

🌇 4:59 p.m.

Thu. December 18

🌅 7:37 a.m.

H: ≈38.7°F

L: ≈25.6°F

🌇 4:59 p.m.

Fri. December 19

🌅 7:37 a.m.

H: ≈38.7°F

L: ≈25.6°F

🌇 5:00 p.m.

Sat. December 20

🌅 7:38 a.m.

H: ≈38.7°F

L: ≈25.6°F

🌇 5:00 p.m.

Sun. December 21 Winter Solstice

🌅 7:38 a.m.

H: ≈38.7°F

L: ≈25.6°F

🌇 5:01 p.m.

Mon. December 22

🌅 7:39 a.m.

H: ≈38.7°F

L: ≈25.6°F

🌇 5:01 p.m.

Tue. December 23

🌅 7:39 a.m.

H: ≈38.7°F

L: ≈25.6°F

🌇 5:02 p.m.

Wed. December 24 Christmas Eve

🌅 7:40 a.m.

H: ≈38.8°F

L: ≈25.6°F

🌇 5:02 p.m.

Thu. December 25 Christmas Day

🌅 7:40 a.m.

H: ≈38.9°F

L: ≈25.6°F

🌇 5:03 p.m.

Fri. December 26

🌅 7:40 a.m.

H: ≈39.0°F

L: ≈25.7°F

🌇 5:04 p.m.

Sat. December 27

🌅 7:41 a.m.

H: ≈39.1°F

L: ≈25.7°F

🌇 5:04 p.m.

Sun. December 28

🌅 7:41 a.m.

H: ≈39.2°F

L: ≈25.8°F

🌇 5:05 p.m.

Mon. December 29

🌅 7:41 a.m.

H: ≈39.3°F

L: ≈25.8°F

🌇 5:06 p.m.

Tue. December 30

🌅 7:41 a.m.

H: ≈39.4°F

L: ≈25.9°F

🌇 5:06 p.m.

Wed. December 31

🌅 7:42 a.m.

H: ≈39.5°F

L: ≈26.0°F

🌇 5:07 p.m.

November January

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

Temperature climatic data from weather station: SUNNYSIDE CITY (USC00428476)

Precipitation climatic data from weather station: SUNNYSIDE CITY CTR (USC00428478)

Agricultural climatic data from weather station: SUNNYSIDE CITY CTR (USC00428478)