Collins, MT Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Collins, MT in one place.
Mostly sunny, with a high near 62. Northeast wind around 3 mph.
Local Weather Overview
This forecast page for Collins, 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: Sep 16, 2026 3:56 PM MDT.
The active forecast window currently covers Sep 16 to Sep 22, 2026 for Collins, MT.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 16 to Sep 22, 2026
- Latest sync
- Sep 16, 2026 3:56 PM MDT
- Forecast office
- TFX
- Source
- NOAA / NWS
Daily Outlook
This Week in Collins
Monday looks like the warmest upcoming period in Collins at 77 degrees F.
Tonight is the coolest period ahead with temperatures near 42 degrees F.
The strongest winds are forecast for Thursday at about 1 to 7 mph SSE.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 16, 2026 3:56 PM MDT
- Coverage
- 8 days
- Time zone
- America/Denver
- Forecast office
- TFX
- Radar station
- KTFX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Patchy fog after 3am. Mostly clear, with a low around 42. South southwest wind 0 to 5 mph.
Patchy fog before 10am. Sunny, with a high near 74. South southeast wind 1 to 7 mph.
A slight chance of rain between 10pm and 3am. Mostly cloudy, with a low around 49. North northwest wind 1 to 5 mph. Chance of precipitation is 20%.
Mostly sunny, with a high near 73. North northwest wind 2 to 6 mph.
A chance of rain. Mostly cloudy, with a low around 50. North northwest wind 2 to 7 mph. Chance of precipitation is 40%.
A chance of rain. Partly sunny, with a high near 70. North wind around 3 mph.
Partly cloudy, with a low around 47. South wind around 3 mph.
Sunny, with a high near 75.
Mostly clear, with a low around 47.
Sunny, with a high near 77.
Mostly clear, with a low around 47.
Mostly sunny, with a high near 73.
Partly cloudy, with a low around 47.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Sep 16
|
Mostly Sunny
|
62°F |
3 mph
NE
|
|
Tonight
Sep 16
|
Mostly Clear then Patchy Fog
|
42°F |
0 to 5 mph
SSW
|
|
Thursday
Sep 17
|
Patchy Fog then Sunny
|
74°F |
1 to 7 mph
SSE
|
|
Thursday Night
Sep 17
|
Slight Chance Light Rain
|
49°F |
1 to 5 mph
NNW
|
|
Friday
Sep 18
|
Mostly Sunny
|
73°F |
2 to 6 mph
NNW
|
|
Friday Night
Sep 18
|
Chance Light Rain
|
50°F |
2 to 7 mph
NNW
|
|
Saturday
Sep 19
|
Chance Light Rain
|
70°F |
3 mph
N
|
|
Saturday Night
Sep 19
|
Partly Cloudy
|
47°F |
3 mph
S
|
|
Sunday
Sep 20
|
Sunny
|
75°F |
3 mph
SSW
|
|
Sunday Night
Sep 20
|
Mostly Clear
|
47°F |
2 mph
S
|
|
Monday
Sep 21
|
Sunny
|
77°F |
6 mph
SW
|
|
Monday Night
Sep 21
|
Mostly Clear
|
47°F |
3 mph
W
|
|
Tuesday
Sep 22
|
Mostly Sunny
|
73°F |
5 mph
W
|
|
Tuesday Night
Sep 22
|
Partly Cloudy
|
47°F |
1 to 5 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Collins.