🌷 Your Ultimate Garden Calendar!

Weather Almanac: Harwich, MA 02645

🗓️ Historical norms for March 2026

February April
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
March avg. precipitation
🌧️ 4.73"
March days below freezing
📉 ≈17.3 days
Average March lows 28°F – 33°F
USDA Zone
7b
Annual extreme lows 5°F to 10°F
Last Spring Frost (36°F)
🌷 May 4
View full details
First Fall Frost (36°F)
🍂 Oct 15
View full details

Book Recommendations (ads!)

📚 New England Month-by-Month Gardening: What To Do Each Month To Have a Beautiful Garden All Year - Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont

📚 Grow Great Vegetables in Massachusetts

📚 New England Gardener's Handbook: All You Need to Know to Plan, Plant & Maintain a New England Garden

F: Forecast
H: Normal High Temp
L: Normal Low Temp
Sun. March 1  

🌅 6:14 a.m.

H: 36°F – 50°F

L: 20°F – 35°F

🌇 5:30 p.m.

Mon. March 2  

🌅 6:13 a.m.

H: 36°F – 50°F

L: 21°F – 35°F

🌇 5:31 p.m.

Tue. March 3 🌕

🌅 6:11 a.m.

H: 36°F – 51°F

L: 21°F – 35°F

🌇 5:33 p.m.

Wed. March 4  

🌅 6:10 a.m.

H: 37°F – 51°F

L: 21°F – 35°F

🌇 5:34 p.m.

Thu. March 5  

🌅 6:08 a.m.

H: 37°F – 51°F

L: 21°F – 35°F

🌇 5:35 p.m.

Fri. March 6  

🌅 6:06 a.m.

H: 37°F – 51°F

L: 22°F – 36°F

🌇 5:36 p.m.

Sat. March 7  

🌅 6:05 a.m.

H: 37°F – 51°F

L: 22°F – 36°F

🌇 5:37 p.m.

Sun. March 8  

🌅 7:03 a.m.

H: 37°F – 51°F

L: 22°F – 36°F

🌇 6:38 p.m.

Mon. March 9  

🌅 7:01 a.m.

H: 37°F – 51°F

L: 22°F – 36°F

🌇 6:40 p.m.

Tue. March 10  

🌅 7:00 a.m.

H: 38°F – 52°F

L: 23°F – 36°F

🌇 6:41 p.m.

Wed. March 11 🌗

🌅 6:58 a.m.

H: 38°F – 52°F

L: 23°F – 36°F

🌇 6:42 p.m.

Thu. March 12  

🌅 6:56 a.m.

H: 38°F – 52°F

L: 23°F – 36°F

🌇 6:43 p.m.

Fri. March 13  

🌅 6:55 a.m.

H: 38°F – 52°F

L: 23°F – 36°F

🌇 6:44 p.m.

Sat. March 14  

🌅 6:53 a.m.

H: 38°F – 52°F

L: 24°F – 37°F

🌇 6:45 p.m.

Sun. March 15  

🌅 6:51 a.m.

H: 39°F – 52°F

L: 24°F – 37°F

🌇 6:46 p.m.

Mon. March 16  

🌅 6:50 a.m.

H: 39°F – 52°F

L: 24°F – 37°F

🌇 6:48 p.m.

Tue. March 17 Evacuation Day; Saint Patrick's Day  

🌅 6:48 a.m.

H: 39°F – 53°F

L: 25°F – 37°F

🌇 6:49 p.m.

Wed. March 18 🌑

🌅 6:46 a.m.

H: 39°F – 53°F

L: 25°F – 37°F

🌇 6:50 p.m.

Thu. March 19  

🌅 6:45 a.m.

H: 39°F – 53°F

L: 25°F – 37°F

🌇 6:51 p.m.

Fri. March 20 Spring Equinox  

🌅 6:43 a.m.

H: 40°F – 53°F

L: 26°F – 37°F

🌇 6:52 p.m.

Sat. March 21  

🌅 6:41 a.m.

H: 40°F – 53°F

L: 26°F – 38°F

🌇 6:53 p.m.

Sun. March 22  

🌅 6:40 a.m.

H: 40°F – 53°F

L: 26°F – 38°F

🌇 6:54 p.m.

Mon. March 23  

🌅 6:38 a.m.

H: 40°F – 53°F

L: 26°F – 38°F

🌇 6:55 p.m.

Tue. March 24  

🌅 6:36 a.m.

H: 40°F – 53°F

L: 27°F – 38°F

🌇 6:56 p.m.

Wed. March 25 🌓

🌅 6:34 a.m.

H: 41°F – 54°F

L: 27°F – 38°F

🌇 6:58 p.m.

Thu. March 26  

🌅 6:33 a.m.

H: 41°F – 54°F

L: 27°F – 38°F

🌇 6:59 p.m.

Fri. March 27  

🌅 6:31 a.m.

H: 41°F – 54°F

L: 28°F – 39°F

🌇 7:00 p.m.

Sat. March 28  

🌅 6:29 a.m.

H: 41°F – 54°F

L: 28°F – 39°F

🌇 7:01 p.m.

Sun. March 29 Palm Sunday  

🌅 6:28 a.m.

H: 42°F – 54°F

L: 28°F – 39°F

🌇 7:02 p.m.

Mon. March 30  

🌅 6:26 a.m.

H: 42°F – 55°F

L: 28°F – 39°F

🌇 7:03 p.m.

Tue. March 31  

🌅 6:24 a.m.

H: 42°F – 55°F

L: 29°F – 39°F

🌇 7:04 p.m.

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

Temperature climatic data from weather station: CHATHAM MUNI AP (USW00094624)

Precipitation climatic data from weather station: CHATHAM MUNI AP (USW00094624)

Agricultural climatic data from weather station: CHATHAM MUNI AP (USW00094624)