10-day forecast for Newcastle, UT: 32° to 66°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
66°
Best day: Tuesday, November 10
49° · 0.93 in
Worst day: Tuesday, November 17
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 1066° / 35°0
Morning44°feels 44°
Afternoon65°feels 63°
Evening43°feels 39°
Overnight40°feels 40°
66 °
Newcastle, Tuesday, 10 November
Overcast. High 66°, low 35°.
Pressure30.30 inHg
Wind4.3 mph N
Humidity61%
Visibility6.2 mi
Dew point40°
Wed, 1160° / 32°0
Morning44°feels 44°
Afternoon58°feels 56°
Evening47°feels 46°
Overnight38°feels 38°
60 °
Newcastle, Wednesday, 11 November
Clear. High 60°, low 32°.
Pressure30.30 inHg
Wind4.7 mph N
Humidity63%
Visibility6.2 mi
Dew point40°
Thu, 1260° / 36°0
Morning37°feels 37°
Afternoon58°feels 56°
Evening46°feels 46°
Overnight41°feels 41°
60 °
Newcastle, Thursday, 12 November
Clear. High 60°, low 36°.
Pressure30.15 inHg
Wind4.1 mph NW
Humidity65%
Visibility6.2 mi
Dew point39°
Fri, 1363° / 36°0.01
Morning37°feels 37°
Afternoon63°feels 61°
Evening48°feels 45°
Overnight38°feels 38°
63 °
Newcastle, Friday, 13 November
Light rain. High 63°, low 36°.
Pressure29.85 inHg
Wind4 mph SW
Humidity56%
Visibility6.2 mi
Dew point38°
Sat, 1453° / 40°0.39
Morning45°feels 44°
Afternoon49°feels 44°
Evening48°feels 46°
Overnight41°feels 41°
53 °
Newcastle, Saturday, 14 November
Rain. High 53°, low 40°.
Pressure29.68 inHg
Wind13 mph S
Humidity82%
Visibility—
Dew point43°
Sun, 1552° / 36°0
Morning39°feels 38°
Afternoon47°feels 45°
Evening47°feels 44°
Overnight41°feels 38°
52 °
Newcastle, Sunday, 15 November
Mostly clear. High 52°, low 36°.
Pressure30.12 inHg
Wind6.7 mph SW
Humidity74%
Visibility—
Dew point37°
Mon, 1652° / 41°0
Morning44°feels 40°
Afternoon50°feels 48°
Evening48°feels 45°
Overnight44°feels 40°
52 °
Newcastle, Monday, 16 November
Overcast. High 52°, low 41°.
Pressure30.00 inHg
Wind12.4 mph S
Humidity58%
Visibility—
Dew point35°
Tue, 1749° / 37°0.93
Morning43°feels 38°
Afternoon45°feels 39°
Evening42°feels 35°
Overnight38°feels 33°
49 °
Newcastle, Tuesday, 17 November
Snow. High 49°, low 37°.
Pressure29.85 inHg
Wind17.8 mph SW
Humidity77%
Visibility—
Dew point38°
Wed, 1845° / 32°0.02
Morning35°feels 30°
Afternoon42°feels 38°
Evening40°feels 33°
Overnight35°feels 28°
45 °
Newcastle, Wednesday, 18 November
Light rain. High 45°, low 32°.
Pressure30.00 inHg
Wind12.9 mph SW
Humidity42%
Visibility—
Dew point20°
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.