10-day forecast for Spear, MT: 31° to 78°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
78°
Best day: Thursday, October 22
61° · 0.17 in
Worst day: Friday, October 23
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1774° / 37°0
Morning39°feels 33°
Afternoon73°feels 71°
Evening54°feels 52°
Overnight38°feels 34°
74 °
Spear, Saturday, 17 October
Overcast. High 74°, low 37°.
Pressure29.97 inHg
Wind3.1 mph NW
Humidity25%
Visibility6.2 mi
Dew point30°
Sun, 1866° / 40°0
Morning42°feels 42°
Afternoon66°feels 64°
Evening53°feels 51°
Overnight42°feels 42°
66 °
Spear, Sunday, 18 October
Partly cloudy. High 66°, low 40°.
Pressure30.06 inHg
Wind3 mph E
Humidity35%
Visibility6.2 mi
Dew point35°
Mon, 1970° / 39°0
Morning39°feels 35°
Afternoon69°feels 67°
Evening53°feels 51°
Overnight47°feels 44°
70 °
Spear, Monday, 19 October
Clear. High 70°, low 39°.
Pressure29.91 inHg
Wind0.3 mph SE
Humidity37%
Visibility6.2 mi
Dew point37°
Tue, 2070° / 39°0
Morning44°feels 41°
Afternoon65°feels 63°
Evening60°feels 58°
Overnight42°feels 38°
70 °
Spear, Tuesday, 20 October
Clear. High 70°, low 39°.
Pressure29.88 inHg
Wind2.3 mph NW
Humidity33%
Visibility6.2 mi
Dew point36°
Wed, 2168° / 41°0
Morning47°feels 47°
Afternoon63°feels 62°
Evening60°feels 59°
Overnight53°feels 51°
68 °
Spear, Wednesday, 21 October
Clear. High 68°, low 41°.
Pressure30.09 inHg
Wind8.7 mph SE
Humidity48%
Visibility—
Dew point41°
Thu, 2278° / 51°0
Morning57°feels 55°
Afternoon71°feels 70°
Evening68°feels 66°
Overnight64°feels 62°
78 °
Spear, Thursday, 22 October
Overcast. High 78°, low 51°.
Pressure29.83 inHg
Wind8.5 mph SE
Humidity27%
Visibility—
Dew point34°
Fri, 2361° / 38°0.17
Morning57°feels 55°
Afternoon52°feels 49°
Evening39°feels 28°
Overnight43°feels 35°
61 °
Spear, Friday, 23 October
Snow. High 61°, low 38°.
Pressure29.59 inHg
Wind23.5 mph NW
Humidity71%
Visibility—
Dew point46°
Sat, 2447° / 39°0.02
Morning41°feels 34°
Afternoon45°feels 40°
Evening42°feels 40°
Overnight40°feels 38°
47 °
Spear, Saturday, 24 October
Light snow. High 47°, low 39°.
Pressure30.30 inHg
Wind22.1 mph NW
Humidity37%
Visibility—
Dew point20°
Sun, 2552° / 34°0
Morning37°feels 33°
Afternoon46°feels 42°
Evening44°feels 40°
Overnight39°feels 34°
52 °
Spear, Sunday, 25 October
Overcast. High 52°, low 34°.
Pressure30.21 inHg
Wind9.1 mph SE
Humidity32%
Visibility—
Dew point17°
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 Spear, 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.