10-day forecast for Sumatra, MT: 28° to 61°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
61°
Best day: Sunday, November 1
54° · 0.32 in
Worst day: Tuesday, October 27
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 2647° / 33°0
Morning34°feels 25°
Afternoon47°feels 42°
Evening40°feels 32°
Overnight39°feels 31°
47 °
Sumatra, Monday, 26 October
Overcast. High 47°, low 33°.
Pressure30.24 inHg
Wind12.5 mph SE
Humidity65%
Visibility6.2 mi
Dew point33°
Tue, 2754° / 34°0.32
Morning35°feels 35°
Afternoon50°feels 47°
Evening41°feels 38°
Overnight34°feels 25°
54 °
Sumatra, Tuesday, 27 October
Rain. High 54°, low 34°.
Pressure29.88 inHg
Wind8.9 mph W
Humidity94%
Visibility6.2 mi
Dew point39°
Wed, 2856° / 37°0
Morning38°feels 30°
Afternoon56°feels 53°
Evening43°feels 42°
Overnight39°feels 32°
56 °
Sumatra, Wednesday, 28 October
Clear. High 56°, low 37°.
Pressure29.94 inHg
Wind10.4 mph W
Humidity44%
Visibility6.2 mi
Dew point28°
Thu, 2946° / 34°0
Morning36°feels 30°
Afternoon45°feels 40°
Evening40°feels 34°
Overnight37°feels 34°
46 °
Sumatra, Thursday, 29 October
Partly cloudy. High 46°, low 34°.
Pressure30.18 inHg
Wind9.4 mph N
Humidity67%
Visibility6.2 mi
Dew point32°
Fri, 3047° / 32°0
Morning35°feels 27°
Afternoon41°feels 37°
Evening42°feels 41°
Overnight37°feels 32°
47 °
Sumatra, Friday, 30 October
Overcast. High 47°, low 32°.
Pressure30.06 inHg
Wind11.9 mph E
Humidity69%
Visibility—
Dew point30°
Sat, 3154° / 32°0
Morning37°feels 36°
Afternoon48°feels 46°
Evening50°feels 48°
Overnight45°feels 43°
54 °
Sumatra, Saturday, 31 October
Clear. High 54°, low 32°.
Pressure30.06 inHg
Wind6.1 mph NW
Humidity59%
Visibility—
Dew point32°
Sun, 0161° / 43°0
Morning46°feels 41°
Afternoon54°feels 51°
Evening59°feels 56°
Overnight53°feels 50°
61 °
Sumatra, Sunday, 1 November
Overcast. High 61°, low 43°.
Pressure29.83 inHg
Wind12.4 mph SE
Humidity48%
Visibility—
Dew point32°
Mon, 0256° / 38°0.03
Morning47°feels 40°
Afternoon42°feels 32°
Evening40°feels 29°
Overnight42°feels 33°
56 °
Sumatra, Monday, 2 November
Light rain. High 56°, low 38°.
Pressure29.77 inHg
Wind27.3 mph NW
Humidity83%
Visibility—
Dew point39°
Tue, 0350° / 37°0
Morning40°feels 35°
Afternoon47°feels 43°
Evening45°feels 43°
Overnight41°feels 37°
50 °
Sumatra, Tuesday, 3 November
Overcast. High 50°, low 37°.
Pressure30.09 inHg
Wind12.1 mph NW
Humidity47%
Visibility—
Dew point26°
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 Sumatra, 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.