10-day forecast for Foster, MT: 56° to 97°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
97°
Best day: Monday, August 17
88°
Worst day: Saturday, August 15
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0994° / 63°0
Morning72°feels 70°
Afternoon93°feels 89°
Evening82°feels 80°
Overnight66°feels 64°
94 °
Foster, Sunday, 9 August
Clear. High 94°, low 63°.
Pressure29.77 inHg
Wind9.4 mph N
Humidity12%
Visibility6.2 mi
Dew point33°
Mon, 1093° / 56°0
Morning66°feels 65°
Afternoon88°feels 84°
Evening85°feels 82°
Overnight62°feels 60°
93 °
Foster, Monday, 10 August
Clear. High 93°, low 56°.
Pressure29.85 inHg
Wind4.5 mph NE
Humidity24%
Visibility6.2 mi
Dew point42°
Tue, 1195° / 65°0
Morning72°feels 70°
Afternoon93°feels 89°
Evening85°feels 82°
Overnight69°feels 68°
95 °
Foster, Tuesday, 11 August
Clear. High 95°, low 65°.
Pressure29.85 inHg
Wind6.8 mph N
Humidity18%
Visibility6.2 mi
Dew point41°
Wed, 1291° / 66°0
Morning71°feels 70°
Afternoon87°feels 84°
Evening88°feels 85°
Overnight68°feels 67°
91 °
Foster, Wednesday, 12 August
Overcast. High 91°, low 66°.
Pressure29.80 inHg
Wind13.7 mph NE
Humidity22%
Visibility6.2 mi
Dew point43°
Thu, 1396° / 68°0.01
Morning73°feels 73°
Afternoon89°feels 87°
Evening91°feels 89°
Overnight76°feels 75°
96 °
Foster, Thursday, 13 August
Light rain. High 96°, low 68°.
Pressure29.83 inHg
Wind20.7 mph E
Humidity32%
Visibility—
Dew point52°
Fri, 1494° / 73°0.02
Morning77°feels 76°
Afternoon88°feels 85°
Evening91°feels 88°
Overnight80°feels 79°
94 °
Foster, Friday, 14 August
Light rain. High 94°, low 73°.
Pressure29.80 inHg
Wind18.3 mph SE
Humidity31%
Visibility—
Dew point51°
Sat, 1588° / 67°0.01
Morning73°feels 72°
Afternoon88°feels 86°
Evening85°feels 83°
Overnight76°feels 75°
88 °
Foster, Saturday, 15 August
Light rain. High 88°, low 67°.
Pressure29.94 inHg
Wind17.3 mph SW
Humidity30%
Visibility—
Dew point50°
Sun, 1695° / 62°0.03
Morning70°feels 69°
Afternoon87°feels 84°
Evening76°feels 76°
Overnight73°feels 73°
95 °
Foster, Sunday, 16 August
Light rain. High 95°, low 62°.
Pressure29.94 inHg
Wind12.2 mph N
Humidity23%
Visibility—
Dew point43°
Mon, 1797° / 68°0
Morning75°feels 73°
Afternoon92°feels 89°
Evening92°feels 89°
Overnight78°feels 77°
97 °
Foster, Monday, 17 August
Overcast. High 97°, low 68°.
Pressure29.94 inHg
Wind16.1 mph N
Humidity20%
Visibility—
Dew point42°
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.