10-day forecast for Waltham, MT: 27° to 57°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
57°
Best day: Sunday, November 15
35° · 0.3 in
Worst day: Wednesday, November 18
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1655° / 34°0
Morning36°feels 31°
Afternoon55°feels 52°
Evening46°feels 44°
Overnight37°feels 32°
55 °
Waltham, Monday, 16 November
Overcast. High 55°, low 34°.
Pressure29.91 inHg
Wind5.8 mph W
Humidity41%
Visibility6.2 mi
Dew point31°
Tue, 1746° / 35°0.19
Morning39°feels 34°
Afternoon46°feels 42°
Evening39°feels 33°
Overnight39°feels 36°
46 °
Waltham, Tuesday, 17 November
Snow. High 46°, low 35°.
Pressure29.88 inHg
Wind7 mph N
Humidity63%
Visibility6.2 mi
Dew point33°
Wed, 1835° / 32°0.3
Morning34°feels 27°
Afternoon35°feels 28°
Evening33°feels 33°
Overnight35°feels 27°
35 °
Waltham, Wednesday, 18 November
Snow. High 35°, low 32°.
Pressure30.12 inHg
Wind8.7 mph NW
Humidity94%
Visibility4.7 mi
Dew point31°
Thu, 1936° / 30°0.01
Morning31°feels 24°
Afternoon36°feels 31°
Evening33°feels 27°
Overnight32°feels 32°
36 °
Waltham, Thursday, 19 November
Light snow. High 36°, low 30°.
Pressure30.21 inHg
Wind6.8 mph NE
Humidity92%
Visibility6.2 mi
Dew point29°
Fri, 2034° / 28°0.01
Morning31°feels 27°
Afternoon33°feels 28°
Evening32°feels 28°
Overnight29°feels 23°
34 °
Waltham, Friday, 20 November
Light snow. High 34°, low 28°.
Pressure29.97 inHg
Wind5.7 mph SW
Humidity96%
Visibility—
Dew point31°
Sat, 2135° / 28°0
Morning31°feels 26°
Afternoon33°feels 29°
Evening29°feels 24°
Overnight29°feels 25°
35 °
Waltham, Saturday, 21 November
Partly cloudy. High 35°, low 28°.
Pressure30.00 inHg
Wind8 mph SW
Humidity78%
Visibility—
Dew point28°
Sun, 2237° / 27°0
Morning30°feels 27°
Afternoon35°feels 35°
Evening34°feels 30°
Overnight31°feels 26°
37 °
Waltham, Sunday, 22 November
Overcast. High 37°, low 27°.
Pressure29.91 inHg
Wind6.5 mph S
Humidity79%
Visibility—
Dew point29°
Mon, 2339° / 28°0
Morning31°feels 24°
Afternoon35°feels 30°
Evening34°feels 28°
Overnight35°feels 27°
39 °
Waltham, Monday, 23 November
Mostly clear. High 39°, low 28°.
Pressure30.00 inHg
Wind11.7 mph SW
Humidity71%
Visibility—
Dew point26°
Tue, 2443° / 33°0
Morning36°feels 28°
Afternoon42°feels 35°
Evening42°feels 34°
Overnight36°feels 29°
43 °
Waltham, Tuesday, 24 November
Overcast. High 43°, low 33°.
Pressure29.62 inHg
Wind20.2 mph SW
Humidity57%
Visibility—
Dew point27°
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 Waltham, 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.