10-day forecast for Sand Coulee, MT: 49° to 92°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
92°
Best day: Monday, August 17
64° · 0.17 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1083° / 49°0
Morning57°feels 54°
Afternoon80°feels 79°
Evening75°feels 73°
Overnight56°feels 53°
83 °
Sand Coulee, Monday, 10 August
Clear. High 83°, low 49°.
Pressure29.83 inHg
Wind10.3 mph NW
Humidity23%
Visibility6.2 mi
Dew point41°
Tue, 1185° / 56°0
Morning59°feels 58°
Afternoon81°feels 79°
Evening79°feels 77°
Overnight64°feels 62°
85 °
Sand Coulee, Tuesday, 11 August
Clear. High 85°, low 56°.
Pressure29.94 inHg
Wind6.7 mph N
Humidity39%
Visibility6.2 mi
Dew point47°
Wed, 1282° / 58°0.02
Morning62°feels 60°
Afternoon79°feels 79°
Evening76°feels 75°
Overnight62°feels 60°
82 °
Sand Coulee, Wednesday, 12 August
Light rain. High 82°, low 58°.
Pressure29.91 inHg
Wind9.2 mph NW
Humidity38%
Visibility6.2 mi
Dew point47°
Thu, 1364° / 53°0.17
Morning56°feels 55°
Afternoon61°feels 60°
Evening63°feels 62°
Overnight59°feels 58°
64 °
Sand Coulee, Thursday, 13 August
Light rain. High 64°, low 53°.
Pressure29.97 inHg
Wind10.1 mph SW
Humidity76%
Visibility—
Dew point52°
Fri, 1472° / 55°0.01
Morning56°feels 55°
Afternoon61°feels 60°
Evening70°feels 69°
Overnight61°feels 60°
72 °
Sand Coulee, Friday, 14 August
Light rain. High 72°, low 55°.
Pressure30.06 inHg
Wind13.4 mph NE
Humidity73%
Visibility—
Dew point49°
Sat, 1585° / 54°0.06
Morning60°feels 59°
Afternoon76°feels 75°
Evening80°feels 78°
Overnight63°feels 63°
85 °
Sand Coulee, Saturday, 15 August
Light rain. High 85°, low 54°.
Pressure30.00 inHg
Wind9.2 mph NE
Humidity42%
Visibility—
Dew point48°
Sun, 1692° / 60°0.01
Morning68°feels 66°
Afternoon87°feels 84°
Evening89°feels 85°
Overnight72°feels 71°
92 °
Sand Coulee, Sunday, 16 August
Light rain. High 92°, low 60°.
Pressure29.94 inHg
Wind8.5 mph SE
Humidity24%
Visibility—
Dew point42°
Mon, 1792° / 70°0
Morning76°feels 74°
Afternoon89°feels 85°
Evening89°feels 85°
Overnight78°feels 77°
92 °
Sand Coulee, Monday, 17 August
Overcast. High 92°, low 70°.
Pressure29.83 inHg
Wind24.4 mph W
Humidity20%
Visibility—
Dew point40°
Tue, 1890° / 64°0
Morning70°feels 67°
Afternoon84°feels 81°
Evening87°feels 83°
Overnight72°feels 70°
90 °
Sand Coulee, Tuesday, 18 August
Partly cloudy. High 90°, low 64°.
Pressure29.97 inHg
Wind12.8 mph NW
Humidity18%
Visibility—
Dew point33°
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 Sand Coulee, 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.