10-day forecast for Newcastle, WY: 34° to 65°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
65°
Best day: Sunday, November 15
55°
Worst day: Monday, November 16
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0861° / 42°0
Morning44°feels 41°
Afternoon61°feels 58°
Evening49°feels 49°
Overnight43°feels 43°
61 °
Newcastle, Sunday, 8 November
Overcast. High 61°, low 42°.
Pressure30.03 inHg
Wind5.1 mph S
Humidity37%
Visibility6.2 mi
Dew point33°
Mon, 0956° / 34°0
Morning41°feels 41°
Afternoon56°feels 54°
Evening43°feels 40°
Overnight38°feels 38°
56 °
Newcastle, Monday, 9 November
Mostly clear. High 56°, low 34°.
Pressure30.12 inHg
Wind6.6 mph S
Humidity47%
Visibility6.2 mi
Dew point36°
Tue, 1058° / 40°0
Morning44°feels 44°
Afternoon57°feels 54°
Evening43°feels 40°
Overnight43°feels 39°
58 °
Newcastle, Tuesday, 10 November
Clear. High 58°, low 40°.
Pressure30.03 inHg
Wind12.5 mph NW
Humidity36%
Visibility6.2 mi
Dew point32°
Wed, 1157° / 40°0
Morning44°feels 42°
Afternoon53°feels 51°
Evening47°feels 45°
Overnight41°feels 38°
57 °
Newcastle, Wednesday, 11 November
Clear. High 57°, low 40°.
Pressure30.15 inHg
Wind7 mph NW
Humidity41%
Visibility6.2 mi
Dew point33°
Thu, 1263° / 38°0
Morning44°feels 42°
Afternoon58°feels 55°
Evening50°feels 48°
Overnight43°feels 42°
63 °
Newcastle, Thursday, 12 November
Clear. High 63°, low 38°.
Pressure30.09 inHg
Wind4.2 mph NE
Humidity39%
Visibility—
Dew point31°
Fri, 1356° / 39°0
Morning43°feels 40°
Afternoon52°feels 49°
Evening48°feels 46°
Overnight45°feels 42°
56 °
Newcastle, Friday, 13 November
Clear. High 56°, low 39°.
Pressure29.97 inHg
Wind5.9 mph E
Humidity30%
Visibility—
Dew point20°
Sat, 1463° / 42°0
Morning47°feels 45°
Afternoon58°feels 55°
Evening51°feels 47°
Overnight46°feels 44°
63 °
Newcastle, Saturday, 14 November
Partly cloudy. High 63°, low 42°.
Pressure29.88 inHg
Wind5.7 mph E
Humidity27%
Visibility—
Dew point23°
Sun, 1565° / 44°0
Morning48°feels 46°
Afternoon57°feels 54°
Evening51°feels 47°
Overnight46°feels 43°
65 °
Newcastle, Sunday, 15 November
Mostly clear. High 65°, low 44°.
Pressure29.80 inHg
Wind16 mph SW
Humidity28%
Visibility—
Dew point24°
Mon, 1655° / 40°0
Morning46°feels 43°
Afternoon53°feels 50°
Evening44°feels 39°
Overnight40°feels 37°
55 °
Newcastle, Monday, 16 November
Overcast. High 55°, low 40°.
Pressure29.83 inHg
Wind20.2 mph N
Humidity31%
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 Newcastle, 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.