10-day forecast for Newcastle, WA: 39° to 68°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
60°
Best day: Thursday, November 12
57° · 0.52 in
Worst day: Sunday, November 8
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 0456° / 39°0.12
Morning41°feels 38°
Afternoon56°feels 54°
Evening48°feels 44°
Overnight39°feels 39°
56 °
Newcastle, Wednesday, 4 November
Rain. High 56°, low 39°.
Pressure30.00 inHg
Wind3.6 mph SW
Humidity66%
Visibility1.6 mi
Dew point46°
Thu, 0558° / 44°0
Morning48°feels 45°
Afternoon58°feels 56°
Evening50°feels 49°
Overnight47°feels 42°
58 °
Newcastle, Thursday, 5 November
Mostly clear. High 58°, low 44°.
Pressure30.24 inHg
Wind6.6 mph S
Humidity73%
Visibility6.2 mi
Dew point47°
Fri, 0655° / 49°0.42
Morning49°feels 47°
Afternoon53°feels 53°
Evening55°feels 54°
Overnight49°feels 49°
55 °
Newcastle, Friday, 6 November
Rain. High 55°, low 49°.
Pressure30.09 inHg
Wind6.1 mph S
Humidity89%
Visibility3.6 mi
Dew point49°
Sat, 0768° / 52°0.32
Morning55°feels 55°
Afternoon66°feels 66°
Evening62°feels 61°
Overnight53°feels 52°
68 °
Newcastle, Saturday, 7 November
Rain. High 68°, low 52°.
Pressure29.91 inHg
Wind2.8 mph SE
Humidity72%
Visibility6.2 mi
Dew point55°
Sun, 0857° / 48°0.52
Morning55°feels 54°
Afternoon55°feels 54°
Evening53°feels 51°
Overnight49°feels 47°
57 °
Newcastle, Sunday, 8 November
Rain. High 57°, low 48°.
Pressure30.06 inHg
Wind13.4 mph SW
Humidity87%
Visibility—
Dew point51°
Mon, 0952° / 43°0
Morning45°feels 44°
Afternoon48°feels 47°
Evening50°feels 49°
Overnight46°feels 45°
52 °
Newcastle, Monday, 9 November
Overcast. High 52°, low 43°.
Pressure30.09 inHg
Wind4.2 mph E
Humidity80%
Visibility—
Dew point41°
Tue, 1059° / 43°0
Morning46°feels 45°
Afternoon51°feels 49°
Evening54°feels 51°
Overnight48°feels 47°
59 °
Newcastle, Tuesday, 10 November
Partly cloudy. High 59°, low 43°.
Pressure30.12 inHg
Wind3.9 mph SE
Humidity58%
Visibility—
Dew point36°
Wed, 1159° / 46°0
Morning49°feels 47°
Afternoon55°feels 53°
Evening55°feels 53°
Overnight50°feels 48°
59 °
Newcastle, Wednesday, 11 November
Overcast. High 59°, low 46°.
Pressure29.91 inHg
Wind4.3 mph SE
Humidity44%
Visibility—
Dew point32°
Thu, 1260° / 50°0
Morning52°feels 49°
Afternoon56°feels 53°
Evening56°feels 54°
Overnight52°feels 50°
60 °
Newcastle, Thursday, 12 November
Overcast. High 60°, low 50°.
Pressure29.80 inHg
Wind5.5 mph S
Humidity48%
Visibility—
Dew point35°
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, WA 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.