10-day forecast for Newcastle, TX: 44° to 82°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
82°
Best day: Friday, October 23
55° · 0.33 in
Worst day: Tuesday, October 27
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 2180° / 54°0
Morning56°feels 54°
Afternoon78°feels 78°
Evening66°feels 64°
Overnight61°feels 60°
80 °
Newcastle, Wednesday, 21 October
Clear. High 80°, low 54°.
Pressure30.21 inHg
Wind6.6 mph S
Humidity38%
Visibility6.2 mi
Dew point49°
Thu, 2282° / 54°0
Morning56°feels 54°
Afternoon81°feels 80°
Evening72°feels 71°
Overnight58°feels 56°
82 °
Newcastle, Thursday, 22 October
Clear. High 82°, low 54°.
Pressure30.21 inHg
Wind5.9 mph S
Humidity34%
Visibility6.2 mi
Dew point47°
Fri, 2382° / 59°0
Morning59°feels 58°
Afternoon82°feels 80°
Evening72°feels 71°
Overnight64°feels 63°
82 °
Newcastle, Friday, 23 October
Overcast. High 82°, low 59°.
Pressure30.15 inHg
Wind8.6 mph S
Humidity36%
Visibility6.2 mi
Dew point48°
Sat, 2480° / 61°0
Morning63°feels 62°
Afternoon79°feels 79°
Evening73°feels 73°
Overnight65°feels 64°
80 °
Newcastle, Saturday, 24 October
Partly cloudy. High 80°, low 61°.
Pressure30.15 inHg
Wind10.8 mph S
Humidity41%
Visibility6.2 mi
Dew point50°
Sun, 2576° / 65°0
Morning67°feels 67°
Afternoon74°feels 74°
Evening72°feels 71°
Overnight68°feels 67°
76 °
Newcastle, Sunday, 25 October
Overcast. High 76°, low 65°.
Pressure30.21 inHg
Wind12.5 mph SE
Humidity54%
Visibility—
Dew point55°
Mon, 2676° / 57°0.15
Morning65°feels 64°
Afternoon74°feels 73°
Evening61°feels 61°
Overnight58°feels 58°
76 °
Newcastle, Monday, 26 October
Rain. High 76°, low 57°.
Pressure30.15 inHg
Wind21.2 mph N
Humidity41%
Visibility—
Dew point49°
Tue, 2755° / 47°0.33
Morning49°feels 43°
Afternoon53°feels 51°
Evening53°feels 51°
Overnight51°feels 48°
55 °
Newcastle, Tuesday, 27 October
Rain. High 55°, low 47°.
Pressure30.36 inHg
Wind20.1 mph N
Humidity66%
Visibility—
Dew point41°
Wed, 2861° / 44°0
Morning48°feels 44°
Afternoon57°feels 55°
Evening54°feels 52°
Overnight50°feels 47°
61 °
Newcastle, Wednesday, 28 October
Clear. High 61°, low 44°.
Pressure30.33 inHg
Wind10 mph N
Humidity47%
Visibility—
Dew point36°
Thu, 2960° / 48°0
Morning51°feels 49°
Afternoon57°feels 55°
Evening53°feels 51°
Overnight50°feels 48°
60 °
Newcastle, Thursday, 29 October
Overcast. High 60°, low 48°.
Pressure30.30 inHg
Wind5.5 mph NE
Humidity47%
Visibility—
Dew point37°
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, TX 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.