🌷 Your Ultimate Garden Calendar!

Weather Almanac: Glen Rock, PA 17327

🗓️ Historical norms for December 2025

November January
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
December avg. precipitation
🌧️ 3.64"
December days below freezing
📉 ≈22.6 days
Average December lows 22°F – 31°F
USDA Zone
7a
Annual extreme lows 0°F to 5°F
Last Spring Frost (36°F)
🌷 May 10
View full details
First Fall Frost (36°F)
🍂 Oct 3
View full details

Book Recommendations (ads!)

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

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

📚 The Timber Press Guide to Vegetable Gardening in the Northeast

F: Forecast
H: Normal High Temp
L: Normal Low Temp
Mon. December 1  

🌅 7:09 a.m.

H: 37°F – 57°F

L: 22°F – 40°F

🌇 4:42 p.m.

Tue. December 2  

🌅 7:10 a.m.

H: 36°F – 56°F

L: 21°F – 40°F

🌇 4:42 p.m.

Wed. December 3  

🌅 7:11 a.m.

H: 36°F – 56°F

L: 21°F – 40°F

🌇 4:42 p.m.

Thu. December 4 🌕

🌅 7:12 a.m.

H: 36°F – 56°F

L: 21°F – 39°F

🌇 4:42 p.m.

Fri. December 5  

🌅 7:13 a.m.

H: 35°F – 55°F

L: 20°F – 39°F

🌇 4:42 p.m.

Sat. December 6  

🌅 7:14 a.m.

H: 35°F – 55°F

L: 20°F – 39°F

🌇 4:42 p.m.

Sun. December 7  

🌅 7:14 a.m.

H: 34°F – 55°F

L: 20°F – 38°F

🌇 4:42 p.m.

Mon. December 8  

🌅 7:15 a.m.

H: 34°F – 54°F

L: 19°F – 38°F

🌇 4:42 p.m.

Tue. December 9  

🌅 7:16 a.m.

H: 34°F – 54°F

L: 19°F – 38°F

🌇 4:42 p.m.

Wed. December 10  

🌅 7:17 a.m.

H: 33°F – 53°F

L: 19°F – 37°F

🌇 4:42 p.m.

Thu. December 11 🌗

🌅 7:18 a.m.

H: 33°F – 53°F

L: 18°F – 37°F

🌇 4:42 p.m.

Fri. December 12  

🌅 7:19 a.m.

H: 33°F – 53°F

L: 18°F – 37°F

🌇 4:42 p.m.

Sat. December 13  

🌅 7:19 a.m.

H: 32°F – 53°F

L: 18°F – 37°F

🌇 4:42 p.m.

Sun. December 14  

🌅 7:20 a.m.

H: 32°F – 52°F

L: 17°F – 36°F

🌇 4:43 p.m.

Mon. December 15  

🌅 7:21 a.m.

H: 32°F – 52°F

L: 17°F – 36°F

🌇 4:43 p.m.

Tue. December 16  

🌅 7:21 a.m.

H: 31°F – 52°F

L: 17°F – 36°F

🌇 4:43 p.m.

Wed. December 17  

🌅 7:22 a.m.

H: 31°F – 51°F

L: 17°F – 35°F

🌇 4:44 p.m.

Thu. December 18  

🌅 7:23 a.m.

H: 31°F – 51°F

L: 16°F – 35°F

🌇 4:44 p.m.

Fri. December 19 🌑

🌅 7:23 a.m.

H: 30°F – 51°F

L: 16°F – 35°F

🌇 4:44 p.m.

Sat. December 20  

🌅 7:24 a.m.

H: 30°F – 51°F

L: 16°F – 35°F

🌇 4:45 p.m.

Sun. December 21 Winter Solstice  

🌅 7:24 a.m.

H: 30°F – 51°F

L: 16°F – 35°F

🌇 4:45 p.m.

Mon. December 22  

🌅 7:25 a.m.

H: 30°F – 50°F

L: 15°F – 34°F

🌇 4:46 p.m.

Tue. December 23  

🌅 7:25 a.m.

H: 30°F – 50°F

L: 15°F – 34°F

🌇 4:46 p.m.

Wed. December 24 Christmas Eve  

🌅 7:26 a.m.

H: 29°F – 50°F

L: 15°F – 34°F

🌇 4:47 p.m.

Thu. December 25 Christmas Day  

🌅 7:26 a.m.

H: 29°F – 50°F

L: 15°F – 34°F

🌇 4:48 p.m.

Fri. December 26  

🌅 7:26 a.m.

H: 29°F – 50°F

L: 14°F – 34°F

🌇 4:48 p.m.

Sat. December 27 🌓

🌅 7:27 a.m.

H: 29°F – 50°F

L: 14°F – 33°F

🌇 4:49 p.m.

Sun. December 28  

🌅 7:27 a.m.

H: 29°F – 50°F

L: 14°F – 33°F

🌇 4:50 p.m.

Mon. December 29  

🌅 7:27 a.m.

H: 28°F – 50°F

L: 14°F – 33°F

🌇 4:50 p.m.

Tue. December 30  

🌅 7:27 a.m.

H: 28°F – 49°F

L: 13°F – 33°F

🌇 4:51 p.m.

Wed. December 31  

🌅 7:28 a.m.

H: 28°F – 49°F

L: 13°F – 33°F

🌇 4:52 p.m.

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

Temperature climatic data from weather station: MILLERS 4 NE (USC00185934)

Precipitation climatic data from weather station: MILLERS 4 NE (USC00185934)

Agricultural climatic data from weather station: MILLERS 4 NE (USC00185934)