Dean, MT Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Dean, MT in one place.
Sunny. High near 50, with temperatures falling to around 42 in the afternoon. Southwest wind 7 to 13 mph.
Local Weather Overview
This forecast page for Dean, MT is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Nov 5, 2026 4:44 PM MST.
The active forecast window currently covers Nov 6 to Nov 11, 2026 for Dean, MT.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 6 to Nov 11, 2026
- Latest sync
- Nov 5, 2026 4:44 PM MST
- Forecast office
- BYZ
- Source
- NOAA / NWS
Daily Outlook
This Week in Dean
Sunday looks like the warmest upcoming period in Dean at 59 degrees F.
Friday Night is the coolest period ahead with temperatures near 37 degrees F.
The strongest winds are forecast for Saturday Night at about 8 to 17 mph SW.
The forecast from Nov 6 through Nov 11 stays mostly dry.
Forecast Details
- Last updated
- Nov 5, 2026 4:44 PM MST
- Coverage
- 7 days
- Time zone
- America/Denver
- Forecast office
- BYZ
- Radar station
- KBLX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy. Low around 37, with temperatures rising to around 39 overnight. Southwest wind 13 to 16 mph.
Mostly sunny. High near 56, with temperatures falling to around 47 in the afternoon. West southwest wind 5 to 14 mph.
Mostly clear. Low around 43, with temperatures rising to around 45 overnight. Southwest wind 8 to 17 mph.
Mostly sunny. High near 59, with temperatures falling to around 47 in the afternoon. Southwest wind 8 to 17 mph.
Mostly cloudy, with a low around 38. Southwest wind 3 to 14 mph.
Mostly sunny. High near 52, with temperatures falling to around 45 in the afternoon. South wind around 6 mph.
Partly cloudy. Low around 40, with temperatures rising to around 42 overnight. Southwest wind 3 to 8 mph.
Mostly sunny. High near 55, with temperatures falling to around 47 in the afternoon. West southwest wind 6 to 12 mph.
Partly cloudy. Low around 41, with temperatures rising to around 43 overnight. Southwest wind 6 to 12 mph.
Mostly sunny. High near 57, with temperatures falling to around 47 in the afternoon. Southwest wind 3 to 9 mph.
Partly cloudy, with a low around 43. Southwest wind 7 to 12 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Nov 6
|
Sunny
|
50°F |
7 to 13 mph
SW
|
|
Friday Night
Nov 6
|
Partly Cloudy
|
37°F |
13 to 16 mph
SW
|
|
Saturday
Nov 7
|
Mostly Sunny
|
56°F |
5 to 14 mph
WSW
|
|
Saturday Night
Nov 7
|
Mostly Clear
|
43°F |
8 to 17 mph
SW
|
|
Sunday
Nov 8
|
Mostly Sunny
|
59°F |
8 to 17 mph
SW
|
|
Sunday Night
Nov 8
|
Mostly Cloudy
|
38°F |
3 to 14 mph
SW
|
|
Monday
Nov 9
|
Mostly Sunny
|
52°F |
6 mph
S
|
|
Monday Night
Nov 9
|
Partly Cloudy
|
40°F |
3 to 8 mph
SW
|
|
Tuesday
Nov 10
|
Mostly Sunny
|
55°F |
6 to 12 mph
WSW
|
|
Tuesday Night
Nov 10
|
Partly Cloudy
|
41°F |
6 to 12 mph
SW
|
|
Veterans Day
Nov 11
|
Mostly Sunny
|
57°F |
3 to 9 mph
SW
|
|
Wednesday Night
Nov 11
|
Partly Cloudy
|
43°F |
7 to 12 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Dean.