Weather Almanac: Sheridan, MT 59749

🗓️ Historical norms for May 2026

May avg. precipitation
🌧️ 2.33"
May days below freezing
📉 ≈4.1 days
Average May lows ≈36.6°F
USDA Zone
5a
Annual extreme lows -20°F to -15°F
Last Spring Frost (36°F)
🌷 Always
First Fall Frost (36°F)
🍂 Always
Fri. May 1 🌕

🌅 6:16 a.m.

H: ≈59.1°F

L: ≈33.4°F

🌇 8:35 p.m.

Sat. May 2  

🌅 6:14 a.m.

H: ≈59.5°F

L: ≈33.7°F

🌇 8:36 p.m.

Sun. May 3  

🌅 6:13 a.m.

H: ≈59.8°F

L: ≈33.9°F

🌇 8:37 p.m.

Mon. May 4  

🌅 6:12 a.m.

H: ≈60.1°F

L: ≈34.2°F

🌇 8:39 p.m.

Tue. May 5  

🌅 6:10 a.m.

H: ≈60.4°F

L: ≈34.4°F

🌇 8:40 p.m.

Wed. May 6  

🌅 6:09 a.m.

H: ≈60.8°F

L: ≈34.7°F

🌇 8:41 p.m.

Thu. May 7  

🌅 6:07 a.m.

H: ≈61.1°F

L: ≈34.9°F

🌇 8:42 p.m.

Fri. May 8  

🌅 6:06 a.m.

H: ≈61.4°F

L: ≈35.2°F

🌇 8:43 p.m.

Sat. May 9 🌗

🌅 6:05 a.m.

H: ≈61.7°F

L: ≈35.4°F

🌇 8:45 p.m.

Sun. May 10  

🌅 6:03 a.m.

H: ≈61.9°F

L: ≈35.6°F

🌇 8:46 p.m.

Mon. May 11  

🌅 6:02 a.m.

H: ≈62.2°F

L: ≈35.8°F

🌇 8:47 p.m.

Tue. May 12  

🌅 6:01 a.m.

H: ≈62.5°F

L: ≈36.0°F

🌇 8:48 p.m.

Wed. May 13  

🌅 6:00 a.m.

H: ≈62.8°F

L: ≈36.2°F

🌇 8:50 p.m.

Thu. May 14 Ascension  

🌅 5:58 a.m.

H: ≈63.0°F

L: ≈36.4°F

🌇 8:51 p.m.

Fri. May 15  

🌅 5:57 a.m.

H: ≈63.3°F

L: ≈36.6°F

🌇 8:52 p.m.

Sat. May 16 🌑

🌅 5:56 a.m.

H: ≈63.5°F

L: ≈36.8°F

🌇 8:53 p.m.

Sun. May 17  

🌅 5:55 a.m.

H: ≈63.8°F

L: ≈36.9°F

🌇 8:54 p.m.

Mon. May 18  

🌅 5:54 a.m.

H: ≈64.0°F

L: ≈37.1°F

🌇 8:55 p.m.

Tue. May 19  

🌅 5:53 a.m.

H: ≈64.3°F

L: ≈37.3°F

🌇 8:56 p.m.

Wed. May 20  

🌅 5:52 a.m.

H: ≈64.5°F

L: ≈37.4°F

🌇 8:58 p.m.

Thu. May 21  

🌅 5:51 a.m.

H: ≈64.8°F

L: ≈37.6°F

🌇 8:59 p.m.

Fri. May 22  

🌅 5:50 a.m.

H: ≈65.0°F

L: ≈37.8°F

🌇 9:00 p.m.

Sat. May 23 🌓

🌅 5:49 a.m.

H: ≈65.2°F

L: ≈37.9°F

🌇 9:01 p.m.

Sun. May 24 Pentecost  

🌅 5:48 a.m.

H: ≈65.5°F

L: ≈38.1°F

🌇 9:02 p.m.

Mon. May 25 Memorial Day  

🌅 5:48 a.m.

H: ≈65.7°F

L: ≈38.2°F

🌇 9:03 p.m.

Tue. May 26  

🌅 5:47 a.m.

H: ≈66.0°F

L: ≈38.4°F

🌇 9:04 p.m.

Wed. May 27  

🌅 5:46 a.m.

H: ≈66.2°F

L: ≈38.6°F

🌇 9:05 p.m.

Thu. May 28  

🌅 5:45 a.m.

H: ≈66.5°F

L: ≈38.7°F

🌇 9:06 p.m.

Fri. May 29  

🌅 5:45 a.m.

H: ≈66.7°F

L: ≈38.9°F

🌇 9:07 p.m.

Sat. May 30  

🌅 5:44 a.m.

H: ≈67.0°F

L: ≈39.1°F

🌇 9:08 p.m.

Sun. May 31 🌕

🌅 5:43 a.m.

H: ≈67.3°F

L: ≈39.3°F

🌇 9:08 p.m.


Temperature climatic data from weather station: LAURIN 2NE (USC00244896)

Precipitation climatic data from weather station: ALDER RUBY DAM (USC00240115)

Agricultural climatic data from weather station: VIRGINIA CITY (USC00248597)