10-day forecast for Spear, MT: 35° to 75°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
75°
Best day: Saturday, October 17
51° · 0.05 in
Worst day: Saturday, October 24
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 1668° / 35°0
Morning38°feels 31°
Afternoon67°feels 65°
Evening47°feels 44°
Overnight36°feels 32°
68 °
Spear, Friday, 16 October
Clear. High 68°, low 35°.
Pressure30.45 inHg
Wind6.5 mph S
Humidity33%
Visibility6.2 mi
Dew point21°
Sat, 1775° / 37°0
Morning38°feels 33°
Afternoon75°feels 73°
Evening54°feels 52°
Overnight39°feels 35°
75 °
Spear, Saturday, 17 October
Overcast. High 75°, low 37°.
Pressure29.97 inHg
Wind2.2 mph W
Humidity24%
Visibility6.2 mi
Dew point28°
Sun, 1866° / 41°0
Morning42°feels 42°
Afternoon66°feels 64°
Evening53°feels 51°
Overnight43°feels 43°
66 °
Spear, Sunday, 18 October
Overcast. High 66°, low 41°.
Pressure30.06 inHg
Wind6.1 mph E
Humidity34%
Visibility6.2 mi
Dew point35°
Mon, 1971° / 39°0
Morning43°feels 40°
Afternoon65°feels 63°
Evening60°feels 59°
Overnight45°feels 41°
71 °
Spear, Monday, 19 October
Clear. High 71°, low 39°.
Pressure29.91 inHg
Wind7.2 mph SE
Humidity34%
Visibility—
Dew point33°
Tue, 2071° / 40°0
Morning47°feels 44°
Afternoon66°feels 64°
Evening61°feels 59°
Overnight50°feels 48°
71 °
Spear, Tuesday, 20 October
Clear. High 71°, low 40°.
Pressure29.91 inHg
Wind5.9 mph S
Humidity29%
Visibility—
Dew point30°
Wed, 2173° / 49°0
Morning54°feels 53°
Afternoon66°feels 64°
Evening64°feels 61°
Overnight58°feels 56°
73 °
Spear, Wednesday, 21 October
Clear. High 73°, low 49°.
Pressure29.74 inHg
Wind7.7 mph SE
Humidity28%
Visibility—
Dew point30°
Thu, 2269° / 52°0
Morning63°feels 60°
Afternoon64°feels 62°
Evening60°feels 57°
Overnight54°feels 51°
69 °
Spear, Thursday, 22 October
Overcast. High 69°, low 52°.
Pressure29.71 inHg
Wind12.1 mph SE
Humidity39%
Visibility—
Dew point39°
Fri, 2356° / 44°0.04
Morning49°feels 46°
Afternoon54°feels 51°
Evening50°feels 46°
Overnight45°feels 39°
56 °
Spear, Friday, 23 October
Light rain. High 56°, low 44°.
Pressure29.94 inHg
Wind16.3 mph NW
Humidity43%
Visibility—
Dew point31°
Sat, 2451° / 37°0.05
Morning41°feels 37°
Afternoon49°feels 46°
Evening46°feels 41°
Overnight42°feels 36°
51 °
Spear, Saturday, 24 October
Light rain. High 51°, low 37°.
Pressure30.24 inHg
Wind14.3 mph W
Humidity27%
Visibility—
Dew point15°
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.