10-day forecast for Fallon, MT: 33° to 80°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
80°
Best day: Friday, October 9
48° · 0.33 in
Worst day: Sunday, October 11
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1069° / 48°0.03
Morning56°feels 53°
Afternoon69°feels 67°
Evening53°feels 51°
Overnight57°feels 54°
69 °
Fallon, Saturday, 10 October
Light rain. High 69°, low 48°.
Pressure29.59 inHg
Wind10.5 mph N
Humidity35%
Visibility6.2 mi
Dew point39°
Sun, 1148° / 40°0.33
Morning44°feels 38°
Afternoon47°feels 40°
Evening42°feels 34°
Overnight43°feels 36°
48 °
Fallon, Sunday, 11 October
Rain. High 48°, low 40°.
Pressure30.03 inHg
Wind14.5 mph NE
Humidity77%
Visibility6.2 mi
Dew point39°
Mon, 1243° / 39°0.28
Morning39°feels 32°
Afternoon42°feels 37°
Evening40°feels 37°
Overnight40°feels 32°
43 °
Fallon, Monday, 12 October
Rain. High 43°, low 39°.
Pressure30.03 inHg
Wind12.1 mph NE
Humidity92%
Visibility4.8 mi
Dew point38°
Tue, 1351° / 39°0
Morning40°feels 40°
Afternoon49°feels 49°
Evening47°feels 46°
Overnight39°feels 37°
51 °
Fallon, Tuesday, 13 October
Mostly clear. High 51°, low 39°.
Pressure30.12 inHg
Wind2.5 mph SW
Humidity60%
Visibility6.2 mi
Dew point33°
Wed, 1460° / 35°0
Morning40°feels 40°
Afternoon54°feels 52°
Evening54°feels 52°
Overnight47°feels 45°
60 °
Fallon, Wednesday, 14 October
Clear. High 60°, low 35°.
Pressure30.18 inHg
Wind7.9 mph SE
Humidity52%
Visibility—
Dew point34°
Thu, 1551° / 45°0
Morning47°feels 43°
Afternoon51°feels 47°
Evening48°feels 40°
Overnight45°feels 37°
51 °
Fallon, Thursday, 15 October
Clear. High 51°, low 45°.
Pressure30.21 inHg
Wind27.5 mph NW
Humidity56%
Visibility—
Dew point35°
Fri, 1644° / 35°0
Morning36°feels 25°
Afternoon40°feels 31°
Evening41°feels 37°
Overnight37°feels 34°
44 °
Fallon, Friday, 16 October
Clear. High 44°, low 35°.
Pressure30.65 inHg
Wind24.6 mph NW
Humidity47%
Visibility—
Dew point21°
Sat, 1760° / 33°0
Morning38°feels 33°
Afternoon52°feels 49°
Evening53°feels 50°
Overnight47°feels 43°
60 °
Fallon, Saturday, 17 October
Overcast. High 60°, low 33°.
Pressure30.24 inHg
Wind18.3 mph S
Humidity23%
Visibility—
Dew point13°
Sun, 1862° / 44°0
Morning47°feels 45°
Afternoon56°feels 53°
Evening56°feels 53°
Overnight52°feels 49°
62 °
Fallon, Sunday, 18 October
Overcast. High 62°, low 44°.
Pressure30.12 inHg
Wind5.9 mph W
Humidity32%
Visibility—
Dew point25°
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 Fallon, 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.