Weather Almanac: Boyes, MT 59316

🗓️ Historical norms for May 2026

May avg. precipitation
🌧️ 2.73"
May days below freezing
📉 ≈5.2 days
Average May lows ≈40.3°F
USDA Zone
4b
Annual extreme lows -25°F to -20°F
Last Spring Frost (36°F)
🌷 Jun 3
First Fall Frost (36°F)
🍂 Sep 9
Fri. May 1 🌕

🌅 5:48 a.m.

H: ≈61.2°F

L: ≈35.0°F

🌇 8:06 p.m.

Sat. May 2  

🌅 5:47 a.m.

H: ≈61.4°F

L: ≈35.4°F

🌇 8:08 p.m.

Sun. May 3  

🌅 5:45 a.m.

H: ≈61.7°F

L: ≈35.7°F

🌇 8:09 p.m.

Mon. May 4  

🌅 5:44 a.m.

H: ≈61.9°F

L: ≈36.1°F

🌇 8:10 p.m.

Tue. May 5  

🌅 5:42 a.m.

H: ≈62.2°F

L: ≈36.4°F

🌇 8:11 p.m.

Wed. May 6  

🌅 5:41 a.m.

H: ≈62.4°F

L: ≈36.8°F

🌇 8:13 p.m.

Thu. May 7  

🌅 5:39 a.m.

H: ≈62.7°F

L: ≈37.2°F

🌇 8:14 p.m.

Fri. May 8  

🌅 5:38 a.m.

H: ≈63.0°F

L: ≈37.5°F

🌇 8:15 p.m.

Sat. May 9 🌗

🌅 5:37 a.m.

H: ≈63.2°F

L: ≈37.9°F

🌇 8:16 p.m.

Sun. May 10  

🌅 5:36 a.m.

H: ≈63.5°F

L: ≈38.3°F

🌇 8:17 p.m.

Mon. May 11  

🌅 5:34 a.m.

H: ≈63.8°F

L: ≈38.6°F

🌇 8:19 p.m.

Tue. May 12  

🌅 5:33 a.m.

H: ≈64.1°F

L: ≈39.0°F

🌇 8:20 p.m.

Wed. May 13  

🌅 5:32 a.m.

H: ≈64.4°F

L: ≈39.4°F

🌇 8:21 p.m.

Thu. May 14 Ascension  

🌅 5:31 a.m.

H: ≈64.7°F

L: ≈39.7°F

🌇 8:22 p.m.

Fri. May 15  

🌅 5:29 a.m.

H: ≈65.0°F

L: ≈40.1°F

🌇 8:23 p.m.

Sat. May 16 🌑

🌅 5:28 a.m.

H: ≈65.3°F

L: ≈40.4°F

🌇 8:24 p.m.

Sun. May 17  

🌅 5:27 a.m.

H: ≈65.6°F

L: ≈40.8°F

🌇 8:26 p.m.

Mon. May 18  

🌅 5:26 a.m.

H: ≈65.9°F

L: ≈41.1°F

🌇 8:27 p.m.

Tue. May 19  

🌅 5:25 a.m.

H: ≈66.2°F

L: ≈41.5°F

🌇 8:28 p.m.

Wed. May 20  

🌅 5:24 a.m.

H: ≈66.6°F

L: ≈41.8°F

🌇 8:29 p.m.

Thu. May 21  

🌅 5:23 a.m.

H: ≈66.9°F

L: ≈42.1°F

🌇 8:30 p.m.

Fri. May 22  

🌅 5:22 a.m.

H: ≈67.2°F

L: ≈42.5°F

🌇 8:31 p.m.

Sat. May 23 🌓

🌅 5:21 a.m.

H: ≈67.6°F

L: ≈42.8°F

🌇 8:32 p.m.

Sun. May 24 Pentecost  

🌅 5:21 a.m.

H: ≈68.0°F

L: ≈43.1°F

🌇 8:33 p.m.

Mon. May 25 Memorial Day  

🌅 5:20 a.m.

H: ≈68.3°F

L: ≈43.4°F

🌇 8:34 p.m.

Tue. May 26  

🌅 5:19 a.m.

H: ≈68.7°F

L: ≈43.7°F

🌇 8:35 p.m.

Wed. May 27  

🌅 5:18 a.m.

H: ≈69.1°F

L: ≈44.0°F

🌇 8:36 p.m.

Thu. May 28  

🌅 5:17 a.m.

H: ≈69.4°F

L: ≈44.3°F

🌇 8:37 p.m.

Fri. May 29  

🌅 5:17 a.m.

H: ≈69.8°F

L: ≈44.6°F

🌇 8:38 p.m.

Sat. May 30  

🌅 5:16 a.m.

H: ≈70.2°F

L: ≈44.9°F

🌇 8:39 p.m.

Sun. May 31 🌕

🌅 5:16 a.m.

H: ≈70.6°F

L: ≈45.1°F

🌇 8:40 p.m.


Temperature climatic data from weather station: ROCKYPOINT 7NNE (USC00487885)

Precipitation climatic data from weather station: ROCKYPOINT 7NNE (USC00487885)

Agricultural climatic data from weather station: BROADUS (USC00241127)