10-day forecast for Newcastle, UT: 34° to 59°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
59°
Best day: Sunday, November 15
53° · 0.17 in
Worst day: Tuesday, November 17
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1659° / 40°0
Morning43°feels 43°
Afternoon58°feels 56°
Evening42°feels 42°
Overnight44°feels 44°
59 °
Newcastle, Monday, 16 November
Overcast. High 59°, low 40°.
Pressure30.09 inHg
Wind4.8 mph N
Humidity57%
Visibility6.2 mi
Dew point36°
Tue, 1753° / 40°0.17
Morning42°feels 42°
Afternoon52°feels 50°
Evening43°feels 42°
Overnight42°feels 42°
53 °
Newcastle, Tuesday, 17 November
Light rain. High 53°, low 40°.
Pressure29.85 inHg
Wind5.5 mph SW
Humidity82%
Visibility5.4 mi
Dew point44°
Wed, 1853° / 37°0
Morning40°feels 40°
Afternoon53°feels 50°
Evening39°feels 39°
Overnight41°feels 41°
53 °
Newcastle, Wednesday, 18 November
Overcast. High 53°, low 37°.
Pressure30.12 inHg
Wind3.3 mph SW
Humidity73%
Visibility6.2 mi
Dew point37°
Thu, 1955° / 37°0.13
Morning40°feels 39°
Afternoon47°feels 45°
Evening47°feels 45°
Overnight40°feels 40°
55 °
Newcastle, Thursday, 19 November
Light rain. High 55°, low 37°.
Pressure30.03 inHg
Wind11.5 mph SW
Humidity72%
Visibility—
Dew point37°
Fri, 2046° / 36°0.01
Morning41°feels 39°
Afternoon45°feels 40°
Evening42°feels 39°
Overnight37°feels 35°
46 °
Newcastle, Friday, 20 November
Light rain. High 46°, low 36°.
Pressure29.94 inHg
Wind12.4 mph SW
Humidity66%
Visibility—
Dew point34°
Sat, 2151° / 34°0
Morning37°feels 37°
Afternoon45°feels 45°
Evening44°feels 43°
Overnight38°feels 36°
51 °
Newcastle, Saturday, 21 November
Partly cloudy. High 51°, low 34°.
Pressure30.18 inHg
Wind3.8 mph S
Humidity48%
Visibility—
Dew point26°
Sun, 2252° / 36°0
Morning40°feels 40°
Afternoon47°feels 47°
Evening44°feels 41°
Overnight38°feels 36°
52 °
Newcastle, Sunday, 22 November
Mostly clear. High 52°, low 36°.
Pressure30.06 inHg
Wind7.5 mph S
Humidity39%
Visibility—
Dew point23°
Mon, 2350° / 35°0
Morning39°feels 39°
Afternoon46°feels 46°
Evening45°feels 45°
Overnight41°feels 41°
50 °
Newcastle, Monday, 23 November
Clear. High 50°, low 35°.
Pressure30.09 inHg
Wind3.5 mph S
Humidity46%
Visibility—
Dew point26°
Tue, 2452° / 38°0
Morning41°feels 38°
Afternoon49°feels 46°
Evening46°feels 42°
Overnight43°feels 39°
52 °
Newcastle, Tuesday, 24 November
Overcast. High 52°, low 38°.
Pressure30.06 inHg
Wind14 mph SW
Humidity43%
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, UT 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.