10-day forecast for Sweet Grass, MT: 15° to 56°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
56°
Best day: Saturday, November 14
32° · 0.3 in
Worst day: Wednesday, November 18
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1456° / 32°0
Morning33°feels 24°
Afternoon56°feels 53°
Evening43°feels 38°
Overnight37°feels 30°
56 °
Sweet Grass, Saturday, 14 November
Mostly clear. High 56°, low 32°.
Pressure29.59 inHg
Wind6.2 mph S
Humidity43%
Visibility6.2 mi
Dew point33°
Sun, 1554° / 36°0
Morning36°feels 28°
Afternoon54°feels 51°
Evening45°feels 39°
Overnight39°feels 31°
54 °
Sweet Grass, Sunday, 15 November
Overcast. High 54°, low 36°.
Pressure29.80 inHg
Wind11.4 mph S
Humidity45%
Visibility6.2 mi
Dew point31°
Mon, 1652° / 40°0
Morning41°feels 35°
Afternoon52°feels 49°
Evening41°feels 35°
Overnight46°feels 41°
52 °
Sweet Grass, Monday, 16 November
Overcast. High 52°, low 40°.
Pressure29.88 inHg
Wind11.3 mph SW
Humidity47%
Visibility6.2 mi
Dew point31°
Tue, 1740° / 33°0.06
Morning37°feels 32°
Afternoon38°feels 35°
Evening36°feels 35°
Overnight37°feels 32°
40 °
Sweet Grass, Tuesday, 17 November
Light snow. High 40°, low 33°.
Pressure30.00 inHg
Wind6.8 mph W
Humidity70%
Visibility—
Dew point29°
Wed, 1832° / 30°0.3
Morning31°feels 24°
Afternoon31°feels 24°
Evening31°feels 24°
Overnight32°feels 26°
32 °
Sweet Grass, Wednesday, 18 November
Snow. High 32°, low 30°.
Pressure29.91 inHg
Wind9.6 mph N
Humidity98%
Visibility—
Dew point31°
Thu, 1937° / 27°0
Morning30°feels 24°
Afternoon34°feels 29°
Evening31°feels 25°
Overnight29°feels 22°
37 °
Sweet Grass, Thursday, 19 November
Overcast. High 37°, low 27°.
Pressure30.30 inHg
Wind8 mph S
Humidity73%
Visibility—
Dew point26°
Fri, 2039° / 27°0
Morning30°feels 21°
Afternoon34°feels 25°
Evening31°feels 23°
Overnight29°feels 21°
39 °
Sweet Grass, Friday, 20 November
Clear. High 39°, low 27°.
Pressure30.18 inHg
Wind14.2 mph S
Humidity75%
Visibility—
Dew point26°
Sat, 2141° / 29°0
Morning32°feels 23°
Afternoon37°feels 29°
Evening34°feels 27°
Overnight33°feels 27°
41 °
Sweet Grass, Saturday, 21 November
Partly cloudy. High 41°, low 29°.
Pressure29.91 inHg
Wind12.1 mph S
Humidity51%
Visibility—
Dew point20°
Sun, 2235° / 15°0.19
Morning29°feels 16°
Afternoon20°feels 7°
Evening17°feels 5°
Overnight18°feels 6°
35 °
Sweet Grass, Sunday, 22 November
Snow. High 35°, low 15°.
Pressure30.33 inHg
Wind23.2 mph N
Humidity84%
Visibility—
Dew point18°
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 Sweet Grass, 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.