10-day forecast for Newcastle, FL: 49° to 82°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
80°
Best day: Wednesday, November 4
77° · 0.29 in
Worst day: Monday, November 2
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 0378° / 69°0.11
Morning72°feels 74°
Afternoon78°feels 79°
Evening73°feels 74°
Overnight70°feels 71°
78 °
Newcastle, Tuesday, 3 November
Light rain. High 78°, low 69°.
Pressure30.12 inHg
Wind12.3 mph E
Humidity70%
Visibility3.8 mi
Dew point68°
Wed, 0480° / 70°0.02
Morning74°feels 75°
Afternoon80°feels 83°
Evening73°feels 74°
Overnight71°feels 72°
80 °
Newcastle, Wednesday, 4 November
Light rain. High 80°, low 70°.
Pressure30.00 inHg
Wind9.6 mph SE
Humidity71%
Visibility6.0 mi
Dew point70°
Thu, 0582° / 69°0.06
Morning72°feels 73°
Afternoon80°feels 84°
Evening73°feels 74°
Overnight70°feels 71°
82 °
Newcastle, Thursday, 5 November
Light rain. High 82°, low 69°.
Pressure29.91 inHg
Wind4 mph SW
Humidity72%
Visibility6.2 mi
Dew point70°
Fri, 0680° / 69°0.05
Morning72°feels 73°
Afternoon78°feels 78°
Evening72°feels 73°
Overnight70°feels 71°
80 °
Newcastle, Friday, 6 November
Light rain. High 80°, low 69°.
Pressure29.85 inHg
Wind5.3 mph NW
Humidity73%
Visibility—
Dew point68°
Sat, 0778° / 59°0
Morning65°feels 64°
Afternoon76°feels 76°
Evening67°feels 67°
Overnight64°feels 64°
78 °
Newcastle, Saturday, 7 November
Overcast. High 78°, low 59°.
Pressure29.91 inHg
Wind4.8 mph E
Humidity41%
Visibility—
Dew point50°
Sun, 0877° / 60°0
Morning65°feels 63°
Afternoon76°feels 74°
Evening68°feels 67°
Overnight65°feels 63°
77 °
Newcastle, Sunday, 8 November
Overcast. High 77°, low 60°.
Pressure29.88 inHg
Wind8.1 mph W
Humidity26%
Visibility—
Dew point37°
Mon, 0969° / 57°0
Morning62°feels 60°
Afternoon68°feels 65°
Evening60°feels 58°
Overnight58°feels 55°
69 °
Newcastle, Monday, 9 November
Clear. High 69°, low 57°.
Pressure29.94 inHg
Wind9.4 mph NW
Humidity22%
Visibility—
Dew point27°
Tue, 1067° / 49°0
Morning53°feels 51°
Afternoon64°feels 62°
Evening58°feels 56°
Overnight54°feels 51°
67 °
Newcastle, Tuesday, 10 November
Clear. High 67°, low 49°.
Pressure30.09 inHg
Wind7.2 mph N
Humidity28%
Visibility—
Dew point29°
Wed, 1171° / 50°0
Morning56°feels 55°
Afternoon69°feels 67°
Evening61°feels 59°
Overnight57°feels 55°
71 °
Newcastle, Wednesday, 11 November
Overcast. High 71°, low 50°.
Pressure30.15 inHg
Wind4.8 mph NW
Humidity28%
Visibility—
Dew point33°
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, FL 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.