10-day forecast for New Castle, CO: 29° to 62°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
62°
Best day: Tuesday, November 10
41° · 0.18 in
Worst day: Wednesday, November 18
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 1158° / 32°0
Morning39°feels 39°
Afternoon58°feels 55°
Evening40°feels 39°
Overnight36°feels 33°
58 °
New Castle, Wednesday, 11 November
Mostly clear. High 58°, low 32°.
Pressure30.33 inHg
Wind3.4 mph SW
Humidity45%
Visibility6.2 mi
Dew point26°
Thu, 1258° / 35°0
Morning43°feels 43°
Afternoon58°feels 55°
Evening41°feels 41°
Overnight35°feels 35°
58 °
New Castle, Thursday, 12 November
Clear. High 58°, low 35°.
Pressure30.18 inHg
Wind2.8 mph SW
Humidity44%
Visibility6.2 mi
Dew point27°
Fri, 1358° / 39°0
Morning43°feels 43°
Afternoon58°feels 55°
Evening41°feels 38°
Overnight39°feels 39°
58 °
New Castle, Friday, 13 November
Overcast. High 58°, low 39°.
Pressure29.91 inHg
Wind2 mph SW
Humidity38%
Visibility6.2 mi
Dew point20°
Sat, 1453° / 38°0.01
Morning41°feels 39°
Afternoon53°feels 50°
Evening41°feels 41°
Overnight39°feels 39°
53 °
New Castle, Saturday, 14 November
Light rain. High 53°, low 38°.
Pressure29.71 inHg
Wind1.1 mph W
Humidity48%
Visibility6.2 mi
Dew point26°
Sun, 1550° / 35°0
Morning39°feels 39°
Afternoon47°feels 45°
Evening44°feels 44°
Overnight37°feels 37°
50 °
New Castle, Sunday, 15 November
Light rain. High 50°, low 35°.
Pressure30.06 inHg
Wind4.1 mph SW
Humidity66%
Visibility—
Dew point35°
Mon, 1651° / 36°0
Morning40°feels 40°
Afternoon48°feels 48°
Evening44°feels 44°
Overnight39°feels 37°
51 °
New Castle, Monday, 16 November
Partly cloudy. High 51°, low 36°.
Pressure30.12 inHg
Wind3.4 mph SE
Humidity55%
Visibility—
Dew point32°
Tue, 1756° / 38°0.27
Morning42°feels 40°
Afternoon52°feels 49°
Evening45°feels 41°
Overnight40°feels 40°
56 °
New Castle, Tuesday, 17 November
Rain. High 56°, low 38°.
Pressure29.85 inHg
Wind9.6 mph SW
Humidity48%
Visibility—
Dew point32°
Wed, 1841° / 30°0.18
Morning38°feels 35°
Afternoon38°feels 34°
Evening36°feels 33°
Overnight32°feels 28°
41 °
New Castle, Wednesday, 18 November
Snow. High 41°, low 30°.
Pressure29.91 inHg
Wind7.8 mph W
Humidity96%
Visibility—
Dew point37°
Thu, 1939° / 29°0.17
Morning33°feels 29°
Afternoon38°feels 37°
Evening34°feels 31°
Overnight29°feels 25°
39 °
New Castle, Thursday, 19 November
Snow. High 39°, low 29°.
Pressure29.85 inHg
Wind7.5 mph NW
Humidity69%
Visibility—
Dew point28°
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 New Castle, CO 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.