10-day forecast for Shelby, MT: 47° to 91°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
91°
Best day: Monday, August 17
60° · 0.32 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1082° / 50°0
Morning58°feels 56°
Afternoon78°feels 77°
Evening74°feels 72°
Overnight58°feels 55°
82 °
Shelby, Monday, 10 August
Clear. High 82°, low 50°.
Pressure29.85 inHg
Wind5.8 mph NE
Humidity37%
Visibility6.2 mi
Dew point47°
Tue, 1182° / 47°0
Morning59°feels 58°
Afternoon79°feels 78°
Evening78°feels 77°
Overnight60°feels 57°
82 °
Shelby, Tuesday, 11 August
Clear. High 82°, low 47°.
Pressure29.94 inHg
Wind12.5 mph N
Humidity42%
Visibility6.2 mi
Dew point49°
Wed, 1272° / 56°0
Morning59°feels 58°
Afternoon71°feels 70°
Evening69°feels 68°
Overnight62°feels 61°
72 °
Shelby, Wednesday, 12 August
Overcast. High 72°, low 56°.
Pressure29.97 inHg
Wind7.5 mph E
Humidity49%
Visibility6.2 mi
Dew point50°
Thu, 1360° / 56°0.32
Morning57°feels 56°
Afternoon58°feels 58°
Evening57°feels 56°
Overnight60°feels 59°
60 °
Shelby, Thursday, 13 August
Light rain. High 60°, low 56°.
Pressure30.00 inHg
Wind6.8 mph NE
Humidity81%
Visibility6.2 mi
Dew point53°
Fri, 1466° / 54°0.03
Morning55°feels 54°
Afternoon59°feels 58°
Evening66°feels 65°
Overnight63°feels 62°
66 °
Shelby, Friday, 14 August
Light rain. High 66°, low 54°.
Pressure30.06 inHg
Wind9.7 mph N
Humidity77%
Visibility—
Dew point50°
Sat, 1579° / 60°0.01
Morning64°feels 63°
Afternoon73°feels 72°
Evening78°feels 78°
Overnight71°feels 70°
79 °
Shelby, Saturday, 15 August
Light rain. High 79°, low 60°.
Pressure29.97 inHg
Wind8.4 mph E
Humidity45%
Visibility—
Dew point48°
Sun, 1686° / 63°0.19
Morning67°feels 66°
Afternoon80°feels 78°
Evening85°feels 82°
Overnight75°feels 74°
86 °
Shelby, Sunday, 16 August
Rain. High 86°, low 63°.
Pressure29.83 inHg
Wind15.3 mph SE
Humidity32%
Visibility—
Dew point44°
Mon, 1791° / 74°0.02
Morning79°feels 77°
Afternoon89°feels 85°
Evening87°feels 84°
Overnight78°feels 78°
91 °
Shelby, Monday, 17 August
Light rain. High 91°, low 74°.
Pressure29.77 inHg
Wind28.5 mph W
Humidity17%
Visibility—
Dew point37°
Tue, 1883° / 61°0
Morning65°feels 64°
Afternoon76°feels 74°
Evening82°feels 80°
Overnight73°feels 71°
83 °
Shelby, Tuesday, 18 August
Overcast. High 83°, low 61°.
Pressure30.00 inHg
Wind13.9 mph W
Humidity41%
Visibility—
Dew point47°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Shelby, MT around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.