10-day forecast for Newcastle, WY: 25° to 60°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
60°
Best day: Thursday, November 12
41°
Worst day: Friday, November 20
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 1260° / 37°0
Morning42°feels 42°
Afternoon60°feels 58°
Evening43°feels 43°
Overnight41°feels 39°
60 °
Newcastle, Thursday, 12 November
Clear. High 60°, low 37°.
Pressure30.03 inHg
Wind3.8 mph W
Humidity37%
Visibility6.2 mi
Dew point34°
Fri, 1359° / 40°0
Morning45°feels 44°
Afternoon59°feels 57°
Evening47°feels 43°
Overnight41°feels 41°
59 °
Newcastle, Friday, 13 November
Partly cloudy. High 59°, low 40°.
Pressure29.83 inHg
Wind4.7 mph S
Humidity46%
Visibility6.2 mi
Dew point37°
Sat, 1455° / 38°0
Morning44°feels 43°
Afternoon55°feels 53°
Evening40°feels 36°
Overnight42°feels 40°
55 °
Newcastle, Saturday, 14 November
Overcast. High 55°, low 38°.
Pressure29.71 inHg
Wind5.5 mph S
Humidity58%
Visibility6.2 mi
Dew point40°
Sun, 1552° / 36°0
Morning39°feels 39°
Afternoon47°feels 45°
Evening43°feels 42°
Overnight38°feels 38°
52 °
Newcastle, Sunday, 15 November
Clear. High 52°, low 36°.
Pressure29.97 inHg
Wind4.8 mph S
Humidity70%
Visibility—
Dew point37°
Mon, 1654° / 40°0
Morning43°feels 42°
Afternoon51°feels 47°
Evening45°feels 41°
Overnight42°feels 39°
54 °
Newcastle, Monday, 16 November
Clear. High 54°, low 40°.
Pressure29.97 inHg
Wind7.7 mph E
Humidity48%
Visibility—
Dew point31°
Tue, 1760° / 40°0
Morning45°feels 41°
Afternoon53°feels 50°
Evening47°feels 46°
Overnight42°feels 41°
60 °
Newcastle, Tuesday, 17 November
Partly cloudy. High 60°, low 40°.
Pressure29.77 inHg
Wind12.2 mph SW
Humidity35%
Visibility—
Dew point25°
Wed, 1846° / 36°0
Morning44°feels 40°
Afternoon44°feels 40°
Evening37°feels 31°
Overnight38°feels 32°
46 °
Newcastle, Wednesday, 18 November
Overcast. High 46°, low 36°.
Pressure29.68 inHg
Wind12.9 mph NW
Humidity61%
Visibility—
Dew point33°
Thu, 1948° / 32°0
Morning36°feels 33°
Afternoon45°feels 43°
Evening39°feels 36°
Overnight35°feels 32°
48 °
Newcastle, Thursday, 19 November
Mostly clear. High 48°, low 32°.
Pressure29.88 inHg
Wind5.9 mph N
Humidity33%
Visibility—
Dew point17°
Fri, 2041° / 25°0
Morning33°feels 26°
Afternoon39°feels 32°
Evening31°feels 23°
Overnight26°feels 20°
41 °
Newcastle, Friday, 20 November
Overcast. High 41°, low 25°.
Pressure30.36 inHg
Wind16.1 mph NW
Humidity37%
Visibility—
Dew point14°
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.