10-day forecast for Foster, WY: 30° to 74°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
74°
Best day: Saturday, October 17
46° · 0.75 in
Worst day: Wednesday, October 14
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 1446° / 43°0.75
Morning44°feels 39°
Afternoon46°feels 42°
Evening45°feels 45°
Overnight45°feels 41°
46 °
Foster, Wednesday, 14 October
Rain. High 46°, low 43°.
Pressure30.15 inHg
Wind9.4 mph SE
Humidity88%
Visibility3.8 mi
Dew point43°
Thu, 1555° / 39°0.22
Morning43°feels 36°
Afternoon55°feels 52°
Evening44°feels 40°
Overnight44°feels 40°
55 °
Foster, Thursday, 15 October
Rain. High 55°, low 39°.
Pressure30.53 inHg
Wind13.7 mph N
Humidity46%
Visibility6.2 mi
Dew point30°
Fri, 1662° / 30°0
Morning32°feels 28°
Afternoon59°feels 56°
Evening47°feels 44°
Overnight36°feels 32°
62 °
Foster, Friday, 16 October
Clear. High 62°, low 30°.
Pressure30.59 inHg
Wind8.3 mph SE
Humidity41%
Visibility6.2 mi
Dew point28°
Sat, 1774° / 31°0
Morning38°feels 36°
Afternoon69°feels 66°
Evening59°feels 56°
Overnight34°feels 34°
74 °
Foster, Saturday, 17 October
Clear. High 74°, low 31°.
Pressure30.03 inHg
Wind4.7 mph W
Humidity23%
Visibility6.2 mi
Dew point29°
Sun, 1864° / 43°0
Morning49°feels 45°
Afternoon61°feels 58°
Evening55°feels 52°
Overnight46°feels 44°
64 °
Foster, Sunday, 18 October
Overcast. High 64°, low 43°.
Pressure30.00 inHg
Wind12 mph NW
Humidity32%
Visibility—
Dew point29°
Mon, 1972° / 44°0
Morning51°feels 47°
Afternoon69°feels 66°
Evening62°feels 59°
Overnight54°feels 51°
72 °
Foster, Monday, 19 October
Clear. High 72°, low 44°.
Pressure29.83 inHg
Wind12.7 mph SE
Humidity20%
Visibility—
Dew point24°
Tue, 2071° / 50°0.02
Morning56°feels 53°
Afternoon68°feels 66°
Evening59°feels 57°
Overnight56°feels 53°
71 °
Foster, Tuesday, 20 October
Light rain. High 71°, low 50°.
Pressure29.68 inHg
Wind21.7 mph SW
Humidity29%
Visibility—
Dew point34°
Wed, 2156° / 35°0.3
Morning44°feels 39°
Afternoon45°feels 40°
Evening38°feels 31°
Overnight36°feels 31°
56 °
Foster, Wednesday, 21 October
Snow. High 56°, low 35°.
Pressure29.88 inHg
Wind12.8 mph N
Humidity66%
Visibility—
Dew point36°
Thu, 2243° / 35°0.32
Morning36°feels 33°
Afternoon39°feels 38°
Evening43°feels 38°
Overnight41°feels 35°
43 °
Foster, Thursday, 22 October
Snow. High 43°, low 35°.
Pressure29.91 inHg
Wind9.7 mph N
Humidity99%
Visibility—
Dew point37°
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.