10-day forecast for Casper, WY: 58° to 98°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
98°
Best day: Sunday, August 9
82° · 0.07 in
Worst day: Saturday, August 15
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0998° / 59°0
Morning68°feels 65°
Afternoon96°feels 91°
Evening87°feels 83°
Overnight67°feels 64°
98 °
Casper, Sunday, 9 August
Clear. High 98°, low 59°.
Pressure29.77 inHg
Wind22.8 mph NW
Humidity9%
Visibility6.2 mi
Dew point26°
Mon, 1097° / 58°0.02
Morning75°feels 74°
Afternoon96°feels 91°
Evening84°feels 81°
Overnight68°feels 66°
97 °
Casper, Monday, 10 August
Light rain. High 97°, low 58°.
Pressure29.80 inHg
Wind15.9 mph W
Humidity9%
Visibility6.2 mi
Dew point27°
Tue, 1196° / 69°0
Morning78°feels 77°
Afternoon96°feels 91°
Evening82°feels 80°
Overnight71°feels 69°
96 °
Casper, Tuesday, 11 August
Clear. High 96°, low 69°.
Pressure29.80 inHg
Wind17.6 mph W
Humidity10%
Visibility6.2 mi
Dew point29°
Wed, 1291° / 64°0
Morning75°feels 73°
Afternoon91°feels 87°
Evening86°feels 83°
Overnight68°feels 67°
91 °
Casper, Wednesday, 12 August
Overcast. High 91°, low 64°.
Pressure29.77 inHg
Wind6.8 mph W
Humidity14%
Visibility6.2 mi
Dew point33°
Thu, 1388° / 60°0
Morning67°feels 66°
Afternoon86°feels 83°
Evening85°feels 83°
Overnight69°feels 68°
88 °
Casper, Thursday, 13 August
Overcast. High 88°, low 60°.
Pressure29.85 inHg
Wind14.8 mph E
Humidity27%
Visibility—
Dew point44°
Fri, 1494° / 62°0
Morning70°feels 69°
Afternoon88°feels 85°
Evening75°feels 75°
Overnight70°feels 69°
94 °
Casper, Friday, 14 August
Overcast. High 94°, low 62°.
Pressure29.80 inHg
Wind12.2 mph SW
Humidity23%
Visibility—
Dew point44°
Sat, 1582° / 68°0.07
Morning71°feels 70°
Afternoon78°feels 78°
Evening81°feels 80°
Overnight75°feels 74°
82 °
Casper, Saturday, 15 August
Light rain. High 82°, low 68°.
Pressure30.03 inHg
Wind9.1 mph E
Humidity44%
Visibility—
Dew point53°
Sun, 1693° / 66°0
Morning73°feels 71°
Afternoon90°feels 86°
Evening89°feels 85°
Overnight76°feels 75°
93 °
Casper, Sunday, 16 August
Partly cloudy. High 93°, low 66°.
Pressure30.00 inHg
Wind15.4 mph NW
Humidity18%
Visibility—
Dew point38°
Mon, 1794° / 70°0
Morning76°feels 74°
Afternoon91°feels 87°
Evening91°feels 87°
Overnight78°feels 78°
94 °
Casper, Monday, 17 August
Overcast. High 94°, low 70°.
Pressure29.97 inHg
Wind10.2 mph W
Humidity19%
Visibility—
Dew point40°
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 Casper, 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.