10-day forecast for Newcastle, WA: 43° to 68°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
68°
Best day: Wednesday, November 11
54° · 0.94 in
Worst day: Tuesday, November 10
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 1168° / 51°0
Morning57°feels 56°
Afternoon68°feels 67°
Evening59°feels 58°
Overnight51°feels 50°
68 °
Newcastle, Wednesday, 11 November
Overcast. High 68°, low 51°.
Pressure29.94 inHg
Wind4.9 mph S
Humidity50%
Visibility6.2 mi
Dew point47°
Thu, 1263° / 50°0
Morning51°feels 50°
Afternoon63°feels 63°
Evening59°feels 57°
Overnight51°feels 49°
63 °
Newcastle, Thursday, 12 November
Overcast. High 63°, low 50°.
Pressure29.74 inHg
Wind2.4 mph E
Humidity73%
Visibility6.2 mi
Dew point51°
Fri, 1362° / 52°0.11
Morning58°feels 56°
Afternoon54°feels 53°
Evening53°feels 51°
Overnight55°feels 54°
62 °
Newcastle, Friday, 13 November
Light rain. High 62°, low 52°.
Pressure29.32 inHg
Wind10.4 mph SW
Humidity83%
Visibility4.8 mi
Dew point49°
Sat, 1455° / 49°0.09
Morning51°feels 49°
Afternoon54°feels 52°
Evening54°feels 53°
Overnight50°feels 48°
55 °
Newcastle, Saturday, 14 November
Light rain. High 55°, low 49°.
Pressure29.74 inHg
Wind8.3 mph SE
Humidity72%
Visibility—
Dew point44°
Sun, 1554° / 46°0.75
Morning51°feels 49°
Afternoon50°feels 49°
Evening49°feels 48°
Overnight47°feels 45°
54 °
Newcastle, Sunday, 15 November
Rain. High 54°, low 46°.
Pressure29.74 inHg
Wind10.7 mph SE
Humidity93%
Visibility—
Dew point48°
Mon, 1657° / 46°0.09
Morning49°feels 47°
Afternoon52°feels 51°
Evening52°feels 50°
Overnight47°feels 46°
57 °
Newcastle, Monday, 16 November
Light rain. High 57°, low 46°.
Pressure29.88 inHg
Wind7.1 mph S
Humidity73%
Visibility—
Dew point43°
Tue, 1751° / 47°0.15
Morning47°feels 45°
Afternoon48°feels 46°
Evening50°feels 49°
Overnight48°feels 48°
51 °
Newcastle, Tuesday, 17 November
Light rain. High 51°, low 47°.
Pressure29.94 inHg
Wind5.6 mph S
Humidity84%
Visibility—
Dew point43°
Wed, 1850° / 43°0
Morning45°feels 45°
Afternoon47°feels 47°
Evening48°feels 47°
Overnight45°feels 44°
50 °
Newcastle, Wednesday, 18 November
Overcast. High 50°, low 43°.
Pressure29.83 inHg
Wind3.3 mph S
Humidity69%
Visibility—
Dew point37°
Thu, 1949° / 43°0
Morning46°feels 46°
Afternoon47°feels 47°
Evening47°feels 47°
Overnight43°feels 43°
49 °
Newcastle, Thursday, 19 November
Overcast. High 49°, low 43°.
Pressure30.21 inHg
Wind2.9 mph N
Humidity85%
Visibility—
Dew point43°
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.