Boulder, MT Weather Forecast
Local 7-day forecast
Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Boulder, MT in one place.
Rain showers before noon, then showers and thunderstorms. Cloudy, with a high near 56. West northwest wind 5 to 8 mph.
Local Weather Overview
This forecast page for Boulder, 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: May 27, 2026 3:36 PM MDT.
The active forecast window currently covers May 30 to Jun 2, 2026 for Boulder, MT.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 30 to Jun 2, 2026
- Latest sync
- May 27, 2026 3:36 PM MDT
- Forecast office
- TFX
- Source
- NOAA / NWS
Daily Outlook
This Week in Boulder
Tuesday looks like the warmest upcoming period in Boulder at 64 degrees F.
Sunday Night is the coolest period ahead with temperatures near 40 degrees F.
The strongest winds are forecast for Saturday Night at about 7 to 10 mph WNW.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- May 27, 2026 3:36 PM MDT
- Coverage
- 5 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
Showers and thunderstorms before midnight, then rain likely. Cloudy, with a low around 41. West northwest wind 7 to 10 mph, with gusts as high as 22 mph.
Rain likely before noon, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 55.
A chance of rain. Mostly cloudy, with a low around 40.
A chance of rain before noon, then a chance of showers and thunderstorms. Partly sunny, with a high near 59.
A chance of rain before midnight. Mostly cloudy, with a low around 41.
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 64.
A slight chance of rain before midnight. Partly cloudy, with a low around 44.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
May 30
|
Rain Showers
|
56°F |
5 to 8 mph
WNW
|
|
Saturday Night
May 30
|
Showers And Thunderstorms then Light Rain Likely
|
41°F |
7 to 10 mph
WNW
|
|
Sunday
May 31
|
Light Rain Likely then Chance Showers And Thunderstorms
|
55°F |
8 mph
W
|
|
Sunday Night
May 31
|
Chance Light Rain
|
40°F |
1 to 8 mph
WNW
|
|
Monday
Jun 1
|
Chance Light Rain then Chance Showers And Thunderstorms
|
59°F |
1 to 7 mph
W
|
|
Monday Night
Jun 1
|
Chance Light Rain then Mostly Cloudy
|
41°F |
0 to 7 mph
N
|
|
Tuesday
Jun 2
|
Mostly Sunny then Chance Showers And Thunderstorms
|
64°F |
0 to 8 mph
NNW
|
|
Tuesday Night
Jun 2
|
Slight Chance Light Rain then Partly Cloudy
|
44°F |
0 to 8 mph
N
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Boulder.