10-day forecast for Newcastle, WY: 27° to 61°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
61°
Best day: Monday, November 9
44° · 0.2 in
Worst day: Monday, November 2
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0157° / 43°0.01
Morning45°feels 42°
Afternoon56°feels 55°
Evening50°feels 49°
Overnight46°feels 44°
57 °
Newcastle, Sunday, 1 November
Light rain. High 57°, low 43°.
Pressure29.83 inHg
Wind8.6 mph SE
Humidity55%
Visibility0.1 mi
Dew point43°
Mon, 0244° / 37°0.2
Morning40°feels 33°
Afternoon40°feels 30°
Evening37°feels 27°
Overnight42°feels 42°
44 °
Newcastle, Monday, 2 November
Light rain. High 44°, low 37°.
Pressure29.88 inHg
Wind19.3 mph NW
Humidity88%
Visibility6.2 mi
Dew point38°
Tue, 0350° / 30°0
Morning31°feels 24°
Afternoon49°feels 46°
Evening35°feels 30°
Overnight37°feels 28°
50 °
Newcastle, Tuesday, 3 November
Clear. High 50°, low 30°.
Pressure30.21 inHg
Wind9 mph NW
Humidity55%
Visibility6.2 mi
Dew point27°
Wed, 0455° / 27°0
Morning34°feels 31°
Afternoon54°feels 51°
Evening39°feels 35°
Overnight31°feels 31°
55 °
Newcastle, Wednesday, 4 November
Clear. High 55°, low 27°.
Pressure29.91 inHg
Wind4.2 mph SW
Humidity41%
Visibility6.2 mi
Dew point23°
Thu, 0556° / 35°0
Morning40°feels 39°
Afternoon51°feels 49°
Evening45°feels 43°
Overnight40°feels 37°
56 °
Newcastle, Thursday, 5 November
Clear. High 56°, low 35°.
Pressure30.00 inHg
Wind6.2 mph SE
Humidity40%
Visibility—
Dew point27°
Fri, 0654° / 37°0
Morning42°feels 37°
Afternoon50°feels 47°
Evening47°feels 45°
Overnight46°feels 41°
54 °
Newcastle, Friday, 6 November
Clear. High 54°, low 37°.
Pressure30.00 inHg
Wind14 mph N
Humidity44%
Visibility—
Dew point28°
Sat, 0750° / 39°0
Morning43°feels 38°
Afternoon49°feels 43°
Evening43°feels 38°
Overnight39°feels 35°
50 °
Newcastle, Saturday, 7 November
Mostly clear. High 50°, low 39°.
Pressure30.06 inHg
Wind19.6 mph NW
Humidity41%
Visibility—
Dew point26°
Sun, 0858° / 37°0
Morning42°feels 40°
Afternoon54°feels 51°
Evening49°feels 47°
Overnight45°feels 43°
58 °
Newcastle, Sunday, 8 November
Partly cloudy. High 58°, low 37°.
Pressure29.94 inHg
Wind9.1 mph NW
Humidity33%
Visibility—
Dew point24°
Mon, 0961° / 42°0
Morning49°feels 47°
Afternoon57°feels 54°
Evening48°feels 45°
Overnight43°feels 39°
61 °
Newcastle, Monday, 9 November
Overcast. High 61°, low 42°.
Pressure29.97 inHg
Wind9 mph E
Humidity31%
Visibility—
Dew point26°
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.