Hillsboro, MT Weather Forecast

Local 7-day forecast

71°
F

Sunny

Track current conditions, temperature changes, wind, and the full daily outlook for Hillsboro, MT in one place.

Wednesday, September 16, 2026
Wind: 7 to 16 mph NNW
Wednesday

Sunny. High near 71, with temperatures falling to around 67 in the afternoon. North northwest wind 7 to 16 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Hillsboro, 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 14, 2026 9:23 PM MDT.

The active forecast window currently covers Sep 16 to Sep 21, 2026 for Hillsboro, MT.

Page Snapshot

Page focus
city weather
Forecast window
Sep 16 to Sep 21, 2026
Latest sync
Sep 14, 2026 9:23 PM MDT
Forecast office
BYZ
Source
NOAA / NWS
Next High
71°F
Wednesday
Next Low
53°F
Wednesday Night
Rain Outlook
5
Periods mentioning precipitation
Windiest
3 to 21 mph
Wednesday Night

Daily Outlook

Today
Sep 16
Sunny
71 °F
/ 53°F
Wind 7 to 16 mph
Thu
Sep 17
Mostly Sunny
79 °F
/ 60°F
Wind 6 to 10 mph
Fri
Sep 18
Showers And Thunderstorms Likely
78 °F
/ 55°F
Wind 3 to 10 mph
Sat
Sep 19
Chance Rain Showers
72 °F
/ 53°F
Wind 3 to 9 mph
Sun
Sep 20
Sunny
74 °F
/ 53°F
Wind 6 to 9 mph
Mon
Sep 21
Sunny
77 °F
Wind 6 to 10 mph

This Week in Hillsboro

Thursday looks like the warmest upcoming period in Hillsboro at 79 degrees F.

Wednesday Night is the coolest period ahead with temperatures near 53 degrees F.

The strongest winds are forecast for Wednesday Night at about 3 to 21 mph NNE.

Precipitation is mentioned in 5 upcoming forecast periods.

Forecast Details

Last updated
Sep 14, 2026 9:23 PM MDT
Coverage
6 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 source

Extended Forecast

Wednesday Night
Sep 16
53°F
Partly Cloudy
3 to 21 mph NNE

Partly cloudy, with a low around 53. North northeast wind 3 to 21 mph.

Thursday
Sep 17
79°F
Mostly Sunny
6 to 10 mph S

Mostly sunny, with a high near 79. South wind 6 to 10 mph.

Thursday Night
Sep 17
60°F
Slight Chance Rain Showers
3 to 7 mph S

A slight chance of rain showers. Mostly cloudy, with a low around 60. South wind 3 to 7 mph. Chance of precipitation is 20%.

Friday
Sep 18
78°F
Showers And Thunderstorms Likely
3 to 10 mph W

A chance of rain showers before noon, then showers and thunderstorms likely. Partly sunny. High near 78, with temperatures falling to around 74 in the afternoon. West wind 3 to 10 mph. Chance of precipitation is 60%.

Friday Night
Sep 18
55°F
Showers And Thunderstorms Likely
5 to 12 mph N

Showers and thunderstorms likely. Mostly cloudy, with a low around 55. North wind 5 to 12 mph. Chance of precipitation is 60%.

Saturday
Sep 19
72°F
Chance Rain Showers
3 to 9 mph NW

A chance of rain showers before noon, then a chance of showers and thunderstorms. Partly sunny. High near 72, with temperatures falling to around 70 in the afternoon. Northwest wind 3 to 9 mph. Chance of precipitation is 40%.

Saturday Night
Sep 19
53°F
Chance Showers And Thunderstorms
7 mph NNW

A chance of showers and thunderstorms. Partly cloudy, with a low around 53. North northwest wind around 7 mph. Chance of precipitation is 40%.

Sunday
Sep 20
74°F
Sunny
6 to 9 mph SSW

Sunny. High near 74, with temperatures falling to around 72 in the afternoon. South southwest wind 6 to 9 mph.

Sunday Night
Sep 20
53°F
Mostly Clear
5 to 8 mph NW

Mostly clear, with a low around 53. Northwest wind 5 to 8 mph.

Monday
Sep 21
77°F
Sunny
6 to 10 mph S

Sunny, with a high near 77. South wind 6 to 10 mph.

Detailed Forecast

Period Conditions Temp Wind
Wednesday
Sep 16
Sunny
71°F
7 to 16 mph
NNW
Wednesday Night
Sep 16
Partly Cloudy
53°F
3 to 21 mph
NNE
Thursday
Sep 17
Mostly Sunny
79°F
6 to 10 mph
S
Thursday Night
Sep 17
Slight Chance Rain Showers
60°F
3 to 7 mph
S
Friday
Sep 18
Showers And Thunderstorms Likely
78°F
3 to 10 mph
W
Friday Night
Sep 18
Showers And Thunderstorms Likely
55°F
5 to 12 mph
N
Saturday
Sep 19
Chance Rain Showers
72°F
3 to 9 mph
NW
Saturday Night
Sep 19
Chance Showers And Thunderstorms
53°F
7 mph
NNW
Sunday
Sep 20
Sunny
74°F
6 to 9 mph
SSW
Sunday Night
Sep 20
Mostly Clear
53°F
5 to 8 mph
NW
Monday
Sep 21
Sunny
77°F
6 to 10 mph
S
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.