10-day forecast for Foster, MT: 31° to 86°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
86°
Best day: Friday, October 9
48° · 0.56 in
Worst day: Sunday, October 11
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1069° / 49°0
Morning52°feels 50°
Afternoon68°feels 66°
Evening54°feels 52°
Overnight60°feels 58°
69 °
Foster, Saturday, 10 October
Light rain. High 69°, low 49°.
Pressure29.62 inHg
Wind9.3 mph NE
Humidity37%
Visibility6.2 mi
Dew point35°
Sun, 1148° / 38°0.56
Morning43°feels 37°
Afternoon44°feels 38°
Evening41°feels 34°
Overnight48°feels 42°
48 °
Foster, Sunday, 11 October
Rain. High 48°, low 38°.
Pressure29.94 inHg
Wind11.6 mph NE
Humidity92%
Visibility2.6 mi
Dew point42°
Mon, 1240° / 34°0.25
Morning34°feels 26°
Afternoon38°feels 32°
Evening38°feels 35°
Overnight37°feels 29°
40 °
Foster, Monday, 12 October
Snow. High 40°, low 34°.
Pressure30.15 inHg
Wind9.4 mph N
Humidity90%
Visibility6.2 mi
Dew point34°
Tue, 1350° / 31°0.01
Morning32°feels 32°
Afternoon45°feels 45°
Evening47°feels 46°
Overnight32°feels 32°
50 °
Foster, Tuesday, 13 October
Light rain. High 50°, low 31°.
Pressure30.12 inHg
Wind4 mph N
Humidity67%
Visibility—
Dew point32°
Wed, 1459° / 37°0
Morning41°feels 40°
Afternoon51°feels 49°
Evening54°feels 51°
Overnight44°feels 42°
59 °
Foster, Wednesday, 14 October
Overcast. High 59°, low 37°.
Pressure30.03 inHg
Wind5.1 mph W
Humidity61%
Visibility—
Dew point36°
Thu, 1553° / 43°0
Morning46°feels 40°
Afternoon51°feels 48°
Evening48°feels 41°
Overnight44°feels 36°
53 °
Foster, Thursday, 15 October
Clear. High 53°, low 43°.
Pressure30.27 inHg
Wind20.9 mph N
Humidity49%
Visibility—
Dew point32°
Fri, 1647° / 36°0
Morning38°feels 28°
Afternoon44°feels 37°
Evening44°feels 41°
Overnight39°feels 33°
47 °
Foster, Friday, 16 October
Clear. High 47°, low 36°.
Pressure30.65 inHg
Wind20.5 mph NW
Humidity34%
Visibility—
Dew point16°
Sat, 1769° / 37°0
Morning44°feels 39°
Afternoon60°feels 57°
Evening58°feels 55°
Overnight48°feels 44°
69 °
Foster, Saturday, 17 October
Clear. High 69°, low 37°.
Pressure30.06 inHg
Wind19.3 mph W
Humidity26%
Visibility—
Dew point23°
Sun, 1860° / 44°0
Morning47°feels 44°
Afternoon56°feels 53°
Evening54°feels 51°
Overnight49°feels 46°
60 °
Foster, Sunday, 18 October
Overcast. High 60°, low 44°.
Pressure30.06 inHg
Wind5.2 mph E
Humidity29%
Visibility—
Dew point23°
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 Foster, 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.