10-day forecast for Sidney, MT: 30° to 66°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
66°
Best day: Saturday, November 14
54°
Worst day: Tuesday, November 10
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 0956° / 30°0
Morning36°feels 27°
Afternoon56°feels 53°
Evening32°feels 28°
Overnight42°feels 34°
56 °
Sidney, Monday, 9 November
Overcast. High 56°, low 30°.
Pressure30.09 inHg
Wind11.8 mph W
Humidity43%
Visibility6.2 mi
Dew point31°
Tue, 1054° / 35°0.01
Morning40°feels 34°
Afternoon54°feels 52°
Evening46°feels 41°
Overnight36°feels 33°
54 °
Sidney, Tuesday, 10 November
Light rain. High 54°, low 35°.
Pressure29.94 inHg
Wind10.7 mph W
Humidity69%
Visibility6.2 mi
Dew point41°
Wed, 1154° / 33°0
Morning35°feels 35°
Afternoon54°feels 52°
Evening40°feels 37°
Overnight38°feels 33°
54 °
Sidney, Wednesday, 11 November
Overcast. High 54°, low 33°.
Pressure30.18 inHg
Wind5.3 mph S
Humidity62%
Visibility6.2 mi
Dew point37°
Thu, 1257° / 35°0
Morning36°feels 32°
Afternoon49°feels 47°
Evening46°feels 44°
Overnight37°feels 37°
57 °
Sidney, Thursday, 12 November
Partly cloudy. High 57°, low 35°.
Pressure30.03 inHg
Wind6.2 mph SE
Humidity68%
Visibility—
Dew point37°
Fri, 1362° / 37°0
Morning42°feels 38°
Afternoon52°feels 50°
Evening47°feels 44°
Overnight43°feels 39°
62 °
Sidney, Friday, 13 November
Overcast. High 62°, low 37°.
Pressure29.74 inHg
Wind8.8 mph S
Humidity59%
Visibility—
Dew point37°
Sat, 1466° / 45°0
Morning51°feels 47°
Afternoon61°feels 58°
Evening56°feels 53°
Overnight51°feels 47°
66 °
Sidney, Saturday, 14 November
Overcast. High 66°, low 45°.
Pressure29.77 inHg
Wind10.4 mph W
Humidity28%
Visibility—
Dew point27°
Sun, 1564° / 49°0
Morning52°feels 51°
Afternoon59°feels 56°
Evening55°feels 52°
Overnight51°feels 48°
64 °
Sidney, Sunday, 15 November
Mostly clear. High 64°, low 49°.
Pressure29.80 inHg
Wind5.8 mph S
Humidity31%
Visibility—
Dew point28°
Mon, 1660° / 46°0
Morning49°feels 47°
Afternoon56°feels 53°
Evening53°feels 50°
Overnight48°feels 47°
60 °
Sidney, Monday, 16 November
Mostly clear. High 60°, low 46°.
Pressure29.68 inHg
Wind4.6 mph S
Humidity31%
Visibility—
Dew point25°
Tue, 1753° / 42°0
Morning47°feels 45°
Afternoon52°feels 48°
Evening47°feels 41°
Overnight42°feels 37°
53 °
Sidney, Tuesday, 17 November
Overcast. High 53°, low 42°.
Pressure29.77 inHg
Wind14 mph N
Humidity42%
Visibility—
Dew point29°
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 Sidney, 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.