10-day forecast for Newcastle, TN: 31° to 70°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
70°
Best day: Wednesday, November 11
47°
Worst day: Saturday, November 14
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 0757° / 34°0
Morning42°feels 38°
Afternoon57°feels 54°
Evening38°feels 35°
Overnight44°feels 39°
57 °
Newcastle, Saturday, 7 November
Partly cloudy. High 57°, low 34°.
Pressure30.24 inHg
Wind7.9 mph N
Humidity49%
Visibility6.2 mi
Dew point35°
Sun, 0860° / 33°0
Morning45°feels 44°
Afternoon60°feels 58°
Evening48°feels 48°
Overnight35°feels 32°
60 °
Newcastle, Sunday, 8 November
Clear. High 60°, low 33°.
Pressure30.21 inHg
Wind2.1 mph NW
Humidity48%
Visibility6.2 mi
Dew point39°
Mon, 0967° / 42°0
Morning50°feels 50°
Afternoon67°feels 66°
Evening54°feels 53°
Overnight43°feels 41°
67 °
Newcastle, Monday, 9 November
Clear. High 67°, low 42°.
Pressure30.21 inHg
Wind3.4 mph W
Humidity55%
Visibility6.2 mi
Dew point50°
Tue, 1068° / 47°0
Morning54°feels 53°
Afternoon67°feels 66°
Evening56°feels 55°
Overnight49°feels 49°
68 °
Newcastle, Tuesday, 10 November
Mostly clear. High 68°, low 47°.
Pressure30.12 inHg
Wind4.9 mph W
Humidity50%
Visibility6.2 mi
Dew point48°
Wed, 1170° / 49°0
Morning55°feels 53°
Afternoon68°feels 67°
Evening60°feels 60°
Overnight58°feels 57°
70 °
Newcastle, Wednesday, 11 November
Partly cloudy. High 70°, low 49°.
Pressure30.00 inHg
Wind8.7 mph SW
Humidity50%
Visibility—
Dew point47°
Thu, 1268° / 51°0.01
Morning57°feels 56°
Afternoon67°feels 66°
Evening58°feels 56°
Overnight52°feels 49°
68 °
Newcastle, Thursday, 12 November
Light rain. High 68°, low 51°.
Pressure29.80 inHg
Wind11.6 mph W
Humidity61%
Visibility—
Dew point52°
Fri, 1348° / 40°0.01
Morning45°feels 38°
Afternoon46°feels 40°
Evening44°feels 39°
Overnight41°feels 37°
48 °
Newcastle, Friday, 13 November
Light rain. High 48°, low 40°.
Pressure30.00 inHg
Wind13.3 mph N
Humidity72%
Visibility—
Dew point37°
Sat, 1447° / 31°0
Morning36°feels 30°
Afternoon45°feels 41°
Evening37°feels 33°
Overnight34°feels 31°
47 °
Newcastle, Saturday, 14 November
Clear. High 47°, low 31°.
Pressure30.18 inHg
Wind9.8 mph N
Humidity35%
Visibility—
Dew point19°
Sun, 1552° / 32°0
Morning37°feels 36°
Afternoon49°feels 46°
Evening42°feels 41°
Overnight38°feels 36°
52 °
Newcastle, Sunday, 15 November
Clear. High 52°, low 32°.
Pressure30.36 inHg
Wind4.9 mph W
Humidity34%
Visibility—
Dew point21°
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, TN 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.