Dillon, MT Weather Forecast

Local 7-day forecast

55°

Mostly Clear

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

Friday, July 17, 2026

Wind: 3 mph SW

Overnight

Mostly clear. Low around 55, with temperatures rising to around 58 overnight. Southwest wind around 3 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Dillon, 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: Jul 17, 2026 5:03 AM MDT.

The active forecast window currently covers Jul 17 to Jul 23, 2026 for Dillon, MT.

Page Snapshot

Page focus: city weather
Forecast window: Jul 17 to Jul 23, 2026
Latest sync: Jul 17, 2026 5:03 AM MDT
Forecast office: TFX
Source: NOAA / NWS

Next High

88°F

Friday

Next Low

55°F

Overnight

Rain Outlook

Periods mentioning precipitation

Windiest

2 to 9 mph

Sunday

Daily Outlook

Today

Jul 17

Mostly Sunny then Chance Showers And Thunderstorms

88 °F

/ 55°F

Wind 2 to 8 mph

Sat

Jul 18

Sunny

90 °F

/ 55°F

Wind 1 to 5 mph

Sun

Jul 19

Sunny

91 °F

/ 55°F

Wind 2 to 9 mph

Mon

Jul 20

Mostly Sunny then Slight Chance Showers And Thunderstorms

88 °F

/ 56°F

Wind 5 mph

Tue

Jul 21

Chance Rain Showers then Chance Showers And Thunderstorms

84 °F

/ 55°F

Wind 1 to 5 mph

Wed

Jul 22

Partly Sunny then Chance Showers And Thunderstorms

85 °F

/ 55°F

Wind 3 mph

Thu

Jul 23

Slight Chance Rain Showers then Chance Showers And Thunderstorms

85 °F

Wind 5 mph

This Week in Dillon

Sunday looks like the warmest upcoming period in Dillon at 91 degrees F.

Overnight is the coolest period ahead with temperatures near 55 degrees F.

The strongest winds are forecast for Sunday at about 2 to 9 mph SW.

Precipitation is mentioned in 10 upcoming forecast periods.

Forecast Details

Last updated: Jul 17, 2026 5:03 AM MDT
Coverage: 7 days
Time zone: America/Denver
Forecast office: TFX
Radar station: KMSX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Friday

Jul 17

88°F

Mostly Sunny then Chance Showers And Thunderstorms

2 to 8 mph SSW

A chance of showers and thunderstorms after noon. Some of the storms could be severe. Mostly sunny. High near 88, with temperatures falling to around 83 in the afternoon. South southwest wind 2 to 8 mph. Chance of precipitation is 50%.

Friday Night

Jul 17

55°F

Chance Showers And Thunderstorms then Mostly Cloudy

6 mph SE

A chance of showers and thunderstorms before 9pm, then a chance of showers and thunderstorms between 9pm and 11pm, then a slight chance of showers and thunderstorms between 11pm and midnight. Some of the storms could be severe. Mostly cloudy, with a low around 55. Southeast wind around 6 mph. Chance of precipitation is 50%.

Saturday

Jul 18

90°F

Sunny

1 to 5 mph SW

Sunny, with a high near 90. Southwest wind 1 to 5 mph.

Saturday Night

Jul 18

55°F

Slight Chance Showers And Thunderstorms then Partly Cloudy

7 mph WSW

A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 55. West southwest wind around 7 mph. Chance of precipitation is 20%.

Sunday

Jul 19

91°F

Sunny

2 to 9 mph SW

Sunny, with a high near 91. Southwest wind 2 to 9 mph, with gusts as high as 20 mph.

Sunday Night

Jul 19

55°F

Partly Cloudy

3 to 8 mph WNW

Partly cloudy, with a low around 55. West northwest wind 3 to 8 mph.

Monday

Jul 20

88°F

Mostly Sunny then Slight Chance Showers And Thunderstorms

5 mph N

A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 88. North wind around 5 mph.

Monday Night

Jul 20

56°F

Chance Rain Showers

2 to 9 mph NNE

A chance of rain showers. Partly cloudy, with a low around 56.

Tuesday

Jul 21

84°F

Chance Rain Showers then Chance Showers And Thunderstorms

1 to 5 mph NE

A chance of rain showers before noon, then a chance of showers and thunderstorms. Partly sunny, with a high near 84.

Tuesday Night

Jul 21

55°F

Chance Showers And Thunderstorms then Mostly Cloudy

2 to 7 mph NE

A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 55.

Wednesday

Jul 22

85°F

Partly Sunny then Chance Showers And Thunderstorms

3 mph W

A chance of showers and thunderstorms after noon. Partly sunny, with a high near 85.

Wednesday Night

Jul 22

55°F

Chance Showers And Thunderstorms then Mostly Cloudy

3 to 7 mph SW

A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 55.

Thursday

Jul 23

85°F

Slight Chance Rain Showers then Chance Showers And Thunderstorms

5 mph SW

A slight chance of rain showers before noon, then a chance of showers and thunderstorms. Mostly sunny, with a high near 85.

Detailed Forecast

Period	Conditions	Temp	Wind	Details
Overnight Jul 17	Mostly Clear	55°F	3 mph SW	Mostly clear. Low around 55, with temperatures rising to around 58 overnight. Southwest wind around 3 mph.
Friday Jul 17	Mostly Sunny then Chance Showers And Thunderstorms	88°F	2 to 8 mph SSW	A chance of showers and thunderstorms after noon. Some of the storms could be severe. Mostly sunny. High near 88, with t...
Friday Night Jul 17	Chance Showers And Thunderstorms then Mostly Cloudy	55°F	6 mph SE	A chance of showers and thunderstorms before 9pm, then a chance of showers and thunderstorms between 9pm and 11pm, then...
Saturday Jul 18	Sunny	90°F	1 to 5 mph SW	Sunny, with a high near 90. Southwest wind 1 to 5 mph.
Saturday Night Jul 18	Slight Chance Showers And Thunderstorms then Partly Cloudy	55°F	7 mph WSW	A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 55. West southwest wind a...
Sunday Jul 19	Sunny	91°F	2 to 9 mph SW	Sunny, with a high near 91. Southwest wind 2 to 9 mph, with gusts as high as 20 mph.
Sunday Night Jul 19	Partly Cloudy	55°F	3 to 8 mph WNW	Partly cloudy, with a low around 55. West northwest wind 3 to 8 mph.
Monday Jul 20	Mostly Sunny then Slight Chance Showers And Thunderstorms	88°F	5 mph N	A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 88. North wind around 5 mph.
Monday Night Jul 20	Chance Rain Showers	56°F	2 to 9 mph NNE	A chance of rain showers. Partly cloudy, with a low around 56.
Tuesday Jul 21	Chance Rain Showers then Chance Showers And Thunderstorms	84°F	1 to 5 mph NE	A chance of rain showers before noon, then a chance of showers and thunderstorms. Partly sunny, with a high near 84.
Tuesday Night Jul 21	Chance Showers And Thunderstorms then Mostly Cloudy	55°F	2 to 7 mph NE	A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 55.
Wednesday Jul 22	Partly Sunny then Chance Showers And Thunderstorms	85°F	3 mph W	A chance of showers and thunderstorms after noon. Partly sunny, with a high near 85.
Wednesday Night Jul 22	Chance Showers And Thunderstorms then Mostly Cloudy	55°F	3 to 7 mph SW	A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 55.
Thursday Jul 23	Slight Chance Rain Showers then Chance Showers And Thunderstorms	85°F	5 mph SW	A slight chance of rain showers before noon, then a chance of showers and thunderstorms. Mostly sunny, with a high near...

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Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.