Weather Almanac: New Berlin, WI 53151

🗓️ Historical norms for December 2025

November January

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

December avg. precipitation

🌧️ 2.04"

December days below freezing

📉 ≈29.3 days

Average December lows ≈15.3°F

USDA Zone

Annual extreme lows -15°F to -10°F

Last Spring Frost (36°F)

🌷 May 14

View full details

First Fall Frost (36°F)

🍂 Oct 1

View full details

Book Recommendations (ads!)

📚 Minnesota & Wisconsin Month-by-Month Gardening: What to Do Each Month to Have A Beautiful Garden All Year

📚 Grow Great Vegetables Minnesota and Wisconsin

📚 Midwest Gardener's Handbook, 2nd Edition: All You Need to Know to Plan, Plant & Maintain a Midwest Garden

F: Forecast

H: Normal High Temp

L: Normal Low Temp

Sunday

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

Mon. December 1

🌅 7:04 a.m.

H: ≈38.9°F

L: ≈20.1°F

🌇 4:18 p.m.

Tue. December 2

🌅 7:05 a.m.

H: ≈38.5°F

L: ≈19.7°F

🌇 4:18 p.m.

Wed. December 3

🌅 7:06 a.m.

H: ≈38.0°F

L: ≈19.3°F

🌇 4:18 p.m.

Thu. December 4

🌅 7:07 a.m.

H: ≈37.6°F

L: ≈18.9°F

🌇 4:18 p.m.

Fri. December 5

🌅 7:08 a.m.

H: ≈37.1°F

L: ≈18.5°F

🌇 4:17 p.m.

Sat. December 6

🌅 7:09 a.m.

H: ≈36.7°F

L: ≈18.1°F

🌇 4:17 p.m.

Sun. December 7

🌅 7:10 a.m.

H: ≈36.3°F

L: ≈17.8°F

🌇 4:17 p.m.

Mon. December 8

🌅 7:11 a.m.

H: ≈35.8°F

L: ≈17.4°F

🌇 4:17 p.m.

Tue. December 9

🌅 7:12 a.m.

H: ≈35.4°F

L: ≈17.1°F

🌇 4:17 p.m.

Wed. December 10

🌅 7:12 a.m.

H: ≈35.1°F

L: ≈16.8°F

🌇 4:17 p.m.

Thu. December 11

🌅 7:13 a.m.

H: ≈34.7°F

L: ≈16.4°F

🌇 4:17 p.m.

Fri. December 12

🌅 7:14 a.m.

H: ≈34.3°F

L: ≈16.1°F

🌇 4:17 p.m.

Sat. December 13

🌅 7:15 a.m.

H: ≈34.0°F

L: ≈15.8°F

🌇 4:18 p.m.

Sun. December 14

🌅 7:16 a.m.

H: ≈33.6°F

L: ≈15.5°F

🌇 4:18 p.m.

Mon. December 15

🌅 7:16 a.m.

H: ≈33.3°F

L: ≈15.3°F

🌇 4:18 p.m.

Tue. December 16

🌅 7:17 a.m.

H: ≈33.0°F

L: ≈15.0°F

🌇 4:18 p.m.

Wed. December 17

🌅 7:18 a.m.

H: ≈32.7°F

L: ≈14.7°F

🌇 4:19 p.m.

Thu. December 18

🌅 7:18 a.m.

H: ≈32.4°F

L: ≈14.5°F

🌇 4:19 p.m.

Fri. December 19

🌅 7:19 a.m.

H: ≈32.1°F

L: ≈14.2°F

🌇 4:19 p.m.

Sat. December 20

🌅 7:19 a.m.

H: ≈31.9°F

L: ≈14.0°F

🌇 4:20 p.m.

Sun. December 21 Winter Solstice

🌅 7:20 a.m.

H: ≈31.6°F

L: ≈13.7°F

🌇 4:20 p.m.

Mon. December 22

🌅 7:20 a.m.

H: ≈31.4°F

L: ≈13.5°F

🌇 4:21 p.m.

Tue. December 23

🌅 7:21 a.m.

H: ≈31.2°F

L: ≈13.3°F

🌇 4:22 p.m.

Wed. December 24 Christmas Eve

🌅 7:21 a.m.

H: ≈31.0°F

L: ≈13.1°F

🌇 4:22 p.m.

Thu. December 25 Christmas Day

🌅 7:22 a.m.

H: ≈30.8°F

L: ≈12.8°F

🌇 4:23 p.m.

Fri. December 26

🌅 7:22 a.m.

H: ≈30.6°F

L: ≈12.6°F

🌇 4:23 p.m.

Sat. December 27

🌅 7:22 a.m.

H: ≈30.4°F

L: ≈12.4°F

🌇 4:24 p.m.

Sun. December 28

🌅 7:23 a.m.

H: ≈30.3°F

L: ≈12.2°F

🌇 4:25 p.m.

Mon. December 29

🌅 7:23 a.m.

H: ≈30.1°F

L: ≈12.1°F

🌇 4:26 p.m.

Tue. December 30

🌅 7:23 a.m.

H: ≈30.0°F

L: ≈11.9°F

🌇 4:26 p.m.

Wed. December 31 New Year's Eve

🌅 7:23 a.m.

H: ≈29.9°F

L: ≈11.7°F

🌇 4:27 p.m.

November January

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

Temperature climatic data from weather station: HALES CORNERS-WHITNALL (USC00473391)

Precipitation climatic data from weather station: HALES CORNERS-WHITNALL (USC00473391)

Agricultural climatic data from weather station: WEST ALLIS (USC00479046)