10-day forecast for Foster, WY: 28° to 75°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
75°
Best day: Saturday, October 17
57° · 0.94 in
Worst day: Friday, October 23
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 1654° / 28°0
Morning30°feels 30°
Afternoon54°feels 50°
Evening43°feels 40°
Overnight31°feels 25°
54 °
Foster, Friday, 16 October
Clear. High 54°, low 28°.
Pressure30.62 inHg
Wind7.3 mph SE
Humidity44%
Visibility6.2 mi
Dew point18°
Sat, 1775° / 32°0
Morning33°feels 33°
Afternoon75°feels 73°
Evening55°feels 52°
Overnight35°feels 35°
75 °
Foster, Saturday, 17 October
Clear. High 75°, low 32°.
Pressure30.09 inHg
Wind2 mph NE
Humidity27%
Visibility6.2 mi
Dew point31°
Sun, 1866° / 44°0
Morning47°feels 42°
Afternoon65°feels 63°
Evening51°feels 49°
Overnight48°feels 48°
66 °
Foster, Sunday, 18 October
Overcast. High 66°, low 44°.
Pressure30.06 inHg
Wind6.6 mph N
Humidity36%
Visibility6.2 mi
Dew point35°
Mon, 1968° / 39°0
Morning42°feels 41°
Afternoon67°feels 65°
Evening57°feels 55°
Overnight40°feels 38°
68 °
Foster, Monday, 19 October
Clear. High 68°, low 39°.
Pressure29.94 inHg
Wind5.3 mph SE
Humidity33%
Visibility6.2 mi
Dew point35°
Tue, 2069° / 39°0.01
Morning47°feels 46°
Afternoon65°feels 64°
Evening61°feels 59°
Overnight51°feels 49°
69 °
Foster, Tuesday, 20 October
Light rain. High 69°, low 39°.
Pressure29.83 inHg
Wind8.8 mph SE
Humidity42%
Visibility—
Dew point39°
Wed, 2171° / 44°0
Morning50°feels 50°
Afternoon67°feels 65°
Evening65°feels 62°
Overnight57°feels 55°
71 °
Foster, Wednesday, 21 October
Mostly clear. High 71°, low 44°.
Pressure29.97 inHg
Wind8.4 mph SE
Humidity39%
Visibility—
Dew point38°
Thu, 2270° / 53°0
Morning57°feels 56°
Afternoon67°feels 65°
Evening62°feels 60°
Overnight57°feels 55°
70 °
Foster, Thursday, 22 October
Overcast. High 70°, low 53°.
Pressure29.80 inHg
Wind17.4 mph SE
Humidity39%
Visibility—
Dew point40°
Fri, 2357° / 39°0.94
Morning51°feels 48°
Afternoon48°feels 41°
Evening39°feels 29°
Overnight41°feels 33°
57 °
Foster, Friday, 23 October
Snow. High 57°, low 39°.
Pressure29.56 inHg
Wind22.7 mph NW
Humidity84%
Visibility—
Dew point45°
Sat, 2437° / 31°0.2
Morning33°feels 24°
Afternoon33°feels 23°
Evening33°feels 26°
Overnight31°feels 28°
37 °
Foster, Saturday, 24 October
Snow. High 37°, low 31°.
Pressure30.42 inHg
Wind16 mph NW
Humidity71%
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 Foster, WY 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.