10-day forecast for Newcastle, WY: 31° to 64°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
64°
Best day: Monday, November 9
49° · 0.23 in
Worst day: Monday, November 2
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0164° / 44°0.01
Morning45°feels 43°
Afternoon61°feels 59°
Evening53°feels 52°
Overnight48°feels 46°
64 °
Newcastle, Sunday, 1 November
Light rain. High 64°, low 44°.
Pressure29.85 inHg
Wind11.1 mph S
Humidity48%
Visibility6.2 mi
Dew point42°
Mon, 0249° / 37°0.23
Morning45°feels 38°
Afternoon41°feels 32°
Evening37°feels 28°
Overnight48°feels 46°
49 °
Newcastle, Monday, 2 November
Rain. High 49°, low 37°.
Pressure29.85 inHg
Wind20 mph NW
Humidity87%
Visibility6.2 mi
Dew point40°
Tue, 0352° / 35°0.03
Morning40°feels 33°
Afternoon51°feels 48°
Evening37°feels 34°
Overnight38°feels 30°
52 °
Newcastle, Tuesday, 3 November
Light rain. High 52°, low 35°.
Pressure30.24 inHg
Wind8.6 mph NW
Humidity59%
Visibility6.2 mi
Dew point36°
Wed, 0455° / 31°0
Morning38°feels 38°
Afternoon53°feels 50°
Evening42°feels 39°
Overnight31°feels 31°
55 °
Newcastle, Wednesday, 4 November
Clear. High 55°, low 31°.
Pressure30.12 inHg
Wind10.3 mph NW
Humidity42%
Visibility—
Dew point29°
Thu, 0550° / 33°0
Morning36°feels 36°
Afternoon45°feels 43°
Evening44°feels 41°
Overnight41°feels 38°
50 °
Newcastle, Thursday, 5 November
Overcast. High 50°, low 33°.
Pressure30.06 inHg
Wind6.6 mph E
Humidity54%
Visibility—
Dew point28°
Fri, 0658° / 42°0
Morning45°feels 41°
Afternoon52°feels 49°
Evening49°feels 46°
Overnight43°feels 40°
58 °
Newcastle, Friday, 6 November
Overcast. High 58°, low 42°.
Pressure29.80 inHg
Wind9.3 mph SW
Humidity41%
Visibility—
Dew point28°
Sat, 0750° / 38°0
Morning44°feels 36°
Afternoon45°feels 38°
Evening42°feels 38°
Overnight39°feels 35°
50 °
Newcastle, Saturday, 7 November
Overcast. High 50°, low 38°.
Pressure30.15 inHg
Wind20.4 mph NW
Humidity57%
Visibility—
Dew point31°
Sun, 0861° / 38°0
Morning43°feels 42°
Afternoon55°feels 52°
Evening49°feels 49°
Overnight45°feels 44°
61 °
Newcastle, Sunday, 8 November
Partly cloudy. High 61°, low 38°.
Pressure30.24 inHg
Wind5.8 mph NW
Humidity25%
Visibility—
Dew point19°
Mon, 0964° / 43°0
Morning48°feels 47°
Afternoon60°feels 56°
Evening52°feels 49°
Overnight46°feels 46°
64 °
Newcastle, Monday, 9 November
Clear. High 64°, low 43°.
Pressure30.15 inHg
Wind3.9 mph E
Humidity24%
Visibility—
Dew point22°
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.