10-day forecast for De Smet, MT: 48° to 92°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
92°
Best day: Tuesday, August 11
69° · 0.07 in
Worst day: Sunday, August 16
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1089° / 50°0
Morning56°feels 53°
Afternoon86°feels 83°
Evening80°feels 79°
Overnight56°feels 53°
89 °
De Smet, Monday, 10 August
Clear. High 89°, low 50°.
Pressure29.85 inHg
Wind2.8 mph W
Humidity15%
Visibility6.2 mi
Dew point31°
Tue, 1192° / 54°0
Morning61°feels 58°
Afternoon90°feels 86°
Evening83°feels 80°
Overnight58°feels 55°
92 °
De Smet, Tuesday, 11 August
Clear. High 92°, low 54°.
Pressure29.94 inHg
Wind1.3 mph W
Humidity17%
Visibility6.2 mi
Dew point34°
Wed, 1290° / 55°0
Morning61°feels 59°
Afternoon89°feels 85°
Evening81°feels 79°
Overnight60°feels 57°
90 °
De Smet, Wednesday, 12 August
Overcast. High 90°, low 55°.
Pressure29.85 inHg
Wind0.6 mph SW
Humidity19%
Visibility6.2 mi
Dew point36°
Thu, 1390° / 55°0.02
Morning63°feels 62°
Afternoon85°feels 82°
Evening87°feels 83°
Overnight69°feels 67°
90 °
De Smet, Thursday, 13 August
Light rain. High 90°, low 55°.
Pressure29.80 inHg
Wind9.9 mph NW
Humidity30%
Visibility—
Dew point45°
Fri, 1486° / 59°0
Morning65°feels 64°
Afternoon81°feels 80°
Evening81°feels 79°
Overnight64°feels 64°
86 °
De Smet, Friday, 14 August
Light rain. High 86°, low 59°.
Pressure29.91 inHg
Wind9 mph N
Humidity41%
Visibility—
Dew point52°
Sat, 1587° / 54°0.02
Morning62°feels 61°
Afternoon81°feels 80°
Evening81°feels 79°
Overnight63°feels 62°
87 °
De Smet, Saturday, 15 August
Light rain. High 87°, low 54°.
Pressure30.03 inHg
Wind7.7 mph S
Humidity34%
Visibility—
Dew point46°
Sun, 1669° / 57°0.07
Morning59°feels 58°
Afternoon64°feels 64°
Evening68°feels 68°
Overnight61°feels 61°
69 °
De Smet, Sunday, 16 August
Light rain. High 69°, low 57°.
Pressure30.06 inHg
Wind3.8 mph E
Humidity85%
Visibility—
Dew point58°
Mon, 1785° / 57°0.08
Morning65°feels 65°
Afternoon79°feels 79°
Evening71°feels 70°
Overnight60°feels 60°
85 °
De Smet, Monday, 17 August
Light rain. High 85°, low 57°.
Pressure29.91 inHg
Wind4.6 mph NW
Humidity41%
Visibility—
Dew point51°
Tue, 1875° / 52°0.01
Morning58°feels 57°
Afternoon72°feels 71°
Evening71°feels 70°
Overnight60°feels 58°
75 °
De Smet, Tuesday, 18 August
Light rain. High 75°, low 52°.
Pressure29.94 inHg
Wind11.1 mph W
Humidity44%
Visibility—
Dew point46°
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 De Smet, 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.