Nashua, MT Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Nashua, MT in one place.
Sunny, with a high near 88. North northeast wind around 9 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: Aug 9, 2026 1:29 PM MDT.
The active forecast window currently covers Aug 11 to Aug 15, 2026 for Nashua, MT.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Aug 11 to Aug 15, 2026
- Latest sync
- Aug 9, 2026 1:29 PM MDT
- Forecast office
- GGW
- Source
- NOAA / NWS
Daily Outlook
This Week in Nashua
Tuesday looks like the warmest upcoming period in Nashua at 88 degrees F.
Friday Night is the coolest period ahead with temperatures near 49 degrees F.
The strongest winds are forecast for Thursday Night at about 17 mph ENE.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 9, 2026 1:29 PM MDT
- Coverage
- 6 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
Mostly clear, with a low around 56. North northeast wind around 12 mph, with gusts as high as 18 mph.
A slight chance of rain showers before noon. Mostly sunny, with a high near 81. East northeast wind around 12 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. East northeast wind 12 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
A chance of rain showers before noon, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 76. East wind around 16 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 52. East northeast wind around 17 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
A chance of rain showers. Mostly cloudy, with a high near 73. North wind around 14 mph, with gusts as high as 23 mph.
A slight chance of rain showers. Partly cloudy, with a low around 49.
Mostly sunny, with a high near 75.
A slight chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 51.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Aug 11
|
Sunny
|
88°F |
9 mph
NNE
|
|
Tuesday Night
Aug 11
|
Mostly Clear
|
56°F |
12 mph
NNE
|
|
Wednesday
Aug 12
|
Slight Chance Rain Showers then Mostly Sunny
|
81°F |
12 mph
ENE
|
|
Wednesday Night
Aug 12
|
Chance Showers And Thunderstorms
|
53°F |
12 to 15 mph
ENE
|
|
Thursday
Aug 13
|
Chance Rain Showers
|
76°F |
16 mph
E
|
|
Thursday Night
Aug 13
|
Showers And Thunderstorms Likely
|
52°F |
17 mph
ENE
|
|
Friday
Aug 14
|
Chance Rain Showers
|
73°F |
14 mph
N
|
|
Friday Night
Aug 14
|
Slight Chance Rain Showers
|
49°F |
7 to 13 mph
NNE
|
|
Saturday
Aug 15
|
Mostly Sunny
|
75°F |
7 mph
N
|
|
Saturday Night
Aug 15
|
Partly Cloudy then Slight Chance Showers And Thunderstorms
|
51°F |
7 mph
ENE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Nashua.