10-day forecast for Blair, MT: 28° to 62°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
62°
Best day: Saturday, November 7
55° · 0.18 in
Worst day: Saturday, October 31
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 3048° / 30°0
Morning30°feels 24°
Afternoon47°feels 42°
Evening42°feels 36°
Overnight30°feels 23°
48 °
Blair, Friday, 30 October
Overcast. High 48°, low 30°.
Pressure30.30 inHg
Wind9 mph E
Humidity66%
Visibility6.2 mi
Dew point31°
Sat, 3155° / 43°0.18
Morning46°feels 41°
Afternoon53°feels 53°
Evening50°feels 48°
Overnight44°feels 38°
55 °
Blair, Saturday, 31 October
Rain. High 55°, low 43°.
Pressure30.03 inHg
Wind7.4 mph SE
Humidity96%
Visibility2.0 mi
Dew point48°
Sun, 0152° / 47°0.01
Morning47°feels 46°
Afternoon51°feels 50°
Evening50°feels 49°
Overnight48°feels 48°
52 °
Blair, Sunday, 1 November
Light rain. High 52°, low 47°.
Pressure30.03 inHg
Wind3.3 mph NE
Humidity93%
Visibility6.2 mi
Dew point48°
Mon, 0254° / 35°0
Morning45°feels 40°
Afternoon47°feels 44°
Evening44°feels 41°
Overnight37°feels 33°
54 °
Blair, Monday, 2 November
Light rain. High 54°, low 35°.
Pressure30.24 inHg
Wind9.8 mph NW
Humidity65%
Visibility—
Dew point36°
Tue, 0358° / 34°0
Morning41°feels 36°
Afternoon53°feels 51°
Evening52°feels 50°
Overnight45°feels 42°
58 °
Blair, Tuesday, 3 November
Overcast. High 58°, low 34°.
Pressure30.06 inHg
Wind11.9 mph SW
Humidity54%
Visibility—
Dew point35°
Wed, 0457° / 45°0
Morning48°feels 46°
Afternoon54°feels 52°
Evening50°feels 48°
Overnight45°feels 42°
57 °
Blair, Wednesday, 4 November
Partly cloudy. High 57°, low 45°.
Pressure30.03 inHg
Wind7.2 mph NE
Humidity60%
Visibility—
Dew point39°
Thu, 0555° / 42°0
Morning45°feels 42°
Afternoon52°feels 49°
Evening48°feels 44°
Overnight42°feels 38°
55 °
Blair, Thursday, 5 November
Partly cloudy. High 55°, low 42°.
Pressure29.97 inHg
Wind11.3 mph E
Humidity62%
Visibility—
Dew point38°
Fri, 0654° / 39°0
Morning42°feels 36°
Afternoon49°feels 44°
Evening48°feels 44°
Overnight42°feels 37°
54 °
Blair, Friday, 6 November
Mostly clear. High 54°, low 39°.
Pressure30.09 inHg
Wind15.4 mph SE
Humidity41%
Visibility—
Dew point25°
Sat, 0762° / 42°0
Morning47°feels 42°
Afternoon55°feels 53°
Evening53°feels 51°
Overnight49°feels 46°
62 °
Blair, Saturday, 7 November
Overcast. High 62°, low 42°.
Pressure29.85 inHg
Wind10 mph S
Humidity45%
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 Blair, 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.