Nashua, MT Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Nashua, MT in one place.
Mostly sunny, with a high near 51. West southwest wind 3 to 8 mph.
Local Weather Overview
This forecast page for Nashua, 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: Oct 13, 2026 12:46 PM MDT.
The active forecast window currently covers Oct 13 to Oct 19, 2026 for Nashua, MT.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 13 to Oct 19, 2026
- Latest sync
- Oct 13, 2026 12:46 PM MDT
- Forecast office
- GGW
- Source
- NOAA / NWS
Daily Outlook
This Week in Nashua
Saturday looks like the warmest upcoming period in Nashua at 74 degrees F.
Tonight is the coolest period ahead with temperatures near 25 degrees F.
The strongest winds are forecast for Thursday at about 10 to 16 mph NW.
The forecast from Oct 13 through Oct 19 stays mostly dry.
Forecast Details
- Last updated
- Oct 13, 2026 12:46 PM MDT
- Coverage
- 8 days
- Time zone
- America/Denver
- Forecast office
- GGW
- Radar station
- KGGW
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 25. West northwest wind 1 to 5 mph.
Mostly sunny, with a high near 58. South wind 1 to 7 mph.
Mostly clear, with a low around 34. West wind 2 to 8 mph.
Sunny, with a high near 57. Northwest wind 10 to 16 mph, with gusts as high as 25 mph.
Mostly clear, with a low around 29. Northeast wind 3 to 8 mph.
Sunny, with a high near 66. South southeast wind 10 to 16 mph, with gusts as high as 26 mph.
Mostly clear, with a low around 38. South wind 3 to 8 mph.
Sunny, with a high near 74. Southwest wind 3 to 13 mph, with gusts as high as 22 mph.
Partly cloudy, with a low around 41. West wind 6 to 9 mph.
Mostly sunny, with a high near 66. Northwest wind 5 to 8 mph.
Mostly clear, with a low around 38.
Sunny, with a high near 71.
Partly cloudy, with a low around 41.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Oct 13
|
Mostly Sunny
|
51°F |
3 to 8 mph
WSW
|
|
Tonight
Oct 13
|
Partly Cloudy
|
25°F |
1 to 5 mph
WNW
|
|
Wednesday
Oct 14
|
Mostly Sunny
|
58°F |
1 to 7 mph
S
|
|
Wednesday Night
Oct 14
|
Mostly Clear
|
34°F |
2 to 8 mph
W
|
|
Thursday
Oct 15
|
Sunny
|
57°F |
10 to 16 mph
NW
|
|
Thursday Night
Oct 15
|
Mostly Clear
|
29°F |
3 to 8 mph
NE
|
|
Friday
Oct 16
|
Sunny
|
66°F |
10 to 16 mph
SSE
|
|
Friday Night
Oct 16
|
Mostly Clear
|
38°F |
3 to 8 mph
S
|
|
Saturday
Oct 17
|
Sunny
|
74°F |
3 to 13 mph
SW
|
|
Saturday Night
Oct 17
|
Partly Cloudy
|
41°F |
6 to 9 mph
W
|
|
Sunday
Oct 18
|
Mostly Sunny
|
66°F |
5 to 8 mph
NW
|
|
Sunday Night
Oct 18
|
Mostly Clear
|
38°F |
6 mph
ESE
|
|
Monday
Oct 19
|
Sunny
|
71°F |
7 to 10 mph
SE
|
|
Monday Night
Oct 19
|
Partly Cloudy
|
41°F |
7 mph
ESE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Nashua.