Weather Almanac: Sandown, NH 03873

🗓️ Historical norms for September 2026

September avg. precipitation
🌧️ 3.94"
September days below freezing
📉 ≈0.3 days
Average September lows ≈50.0°F
USDA Zone
6a
Annual extreme lows -10°F to -5°F
Last Spring Frost (36°F)
🌷 May 22
First Fall Frost (36°F)
🍂 Sep 24
Tue. September 1  

🌅 6:09 a.m.

H: ≈77.8°F

L: ≈55.4°F

🌇 7:19 p.m.

Wed. September 2  

🌅 6:10 a.m.

H: ≈77.5°F

L: ≈55.1°F

🌇 7:17 p.m.

Thu. September 3  

🌅 6:11 a.m.

H: ≈77.2°F

L: ≈54.8°F

🌇 7:15 p.m.

Fri. September 4  

🌅 6:12 a.m.

H: ≈76.9°F

L: ≈54.5°F

🌇 7:14 p.m.

Sat. September 5  

🌅 6:13 a.m.

H: ≈76.6°F

L: ≈54.2°F

🌇 7:12 p.m.

Sun. September 6  

🌅 6:14 a.m.

H: ≈76.3°F

L: ≈53.9°F

🌇 7:10 p.m.

Mon. September 7 Labor Day  

🌅 6:15 a.m.

H: ≈76.0°F

L: ≈53.5°F

🌇 7:08 p.m.

Tue. September 8  

🌅 6:16 a.m.

H: ≈75.7°F

L: ≈53.2°F

🌇 7:07 p.m.

Wed. September 9  

🌅 6:18 a.m.

H: ≈75.3°F

L: ≈52.8°F

🌇 7:05 p.m.

Thu. September 10  

🌅 6:19 a.m.

H: ≈74.9°F

L: ≈52.4°F

🌇 7:03 p.m.

Fri. September 11  

🌅 6:20 a.m.

H: ≈74.6°F

L: ≈52.1°F

🌇 7:01 p.m.

Sat. September 12  

🌅 6:21 a.m.

H: ≈74.2°F

L: ≈51.7°F

🌇 6:59 p.m.

Sun. September 13  

🌅 6:22 a.m.

H: ≈73.8°F

L: ≈51.3°F

🌇 6:58 p.m.

Mon. September 14 Holy Cross  

🌅 6:23 a.m.

H: ≈73.4°F

L: ≈50.8°F

🌇 6:56 p.m.

Tue. September 15  

🌅 6:24 a.m.

H: ≈73.0°F

L: ≈50.4°F

🌇 6:54 p.m.

Wed. September 16  

🌅 6:25 a.m.

H: ≈72.6°F

L: ≈50.0°F

🌇 6:52 p.m.

Thu. September 17  

🌅 6:26 a.m.

H: ≈72.2°F

L: ≈49.6°F

🌇 6:50 p.m.

Fri. September 18  

🌅 6:27 a.m.

H: ≈71.8°F

L: ≈49.1°F

🌇 6:49 p.m.

Sat. September 19  

🌅 6:28 a.m.

H: ≈71.3°F

L: ≈48.7°F

🌇 6:47 p.m.

Sun. September 20  

🌅 6:29 a.m.

H: ≈70.9°F

L: ≈48.3°F

🌇 6:45 p.m.

Mon. September 21  

🌅 6:31 a.m.

H: ≈70.5°F

L: ≈47.8°F

🌇 6:43 p.m.

Tue. September 22 Autumn Equinox  

🌅 6:32 a.m.

H: ≈70.1°F

L: ≈47.4°F

🌇 6:41 p.m.

Wed. September 23  

🌅 6:33 a.m.

H: ≈69.6°F

L: ≈46.9°F

🌇 6:40 p.m.

Thu. September 24  

🌅 6:34 a.m.

H: ≈69.2°F

L: ≈46.5°F

🌇 6:38 p.m.

Fri. September 25  

🌅 6:35 a.m.

H: ≈68.8°F

L: ≈46.0°F

🌇 6:36 p.m.

Sat. September 26 🌕

🌅 6:36 a.m.

H: ≈68.4°F

L: ≈45.6°F

🌇 6:34 p.m.

Sun. September 27  

🌅 6:37 a.m.

H: ≈68.0°F

L: ≈45.1°F

🌇 6:32 p.m.

Mon. September 28  

🌅 6:38 a.m.

H: ≈67.5°F

L: ≈44.7°F

🌇 6:31 p.m.

Tue. September 29  

🌅 6:39 a.m.

H: ≈67.1°F

L: ≈44.2°F

🌇 6:29 p.m.

Wed. September 30  

🌅 6:40 a.m.

H: ≈66.7°F

L: ≈43.8°F

🌇 6:27 p.m.


Temperature climatic data from weather station: WEST HAMPSTEAD (USC00279278)

Precipitation climatic data from weather station: WEST HAMPSTEAD (USC00279278)

Agricultural climatic data from weather station: HAVERHILL (USC00193505)