10-day forecast for Newcastle, WA: 35° to 57°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
52°
Best day: Wednesday, November 18
49° · 0.81 in
Worst day: Tuesday, November 24
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1656° / 43°0.19
Morning47°feels 45°
Afternoon56°feels 55°
Evening45°feels 44°
Overnight47°feels 47°
56 °
Newcastle, Monday, 16 November
Rain. High 56°, low 43°.
Pressure30.09 inHg
Wind4 mph SW
Humidity76%
Visibility6.2 mi
Dew point43°
Tue, 1750° / 40°0.04
Morning42°feels 42°
Afternoon50°feels 49°
Evening42°feels 42°
Overnight42°feels 42°
50 °
Newcastle, Tuesday, 17 November
Light rain. High 50°, low 40°.
Pressure30.00 inHg
Wind0.4 mph NW
Humidity84%
Visibility6.2 mi
Dew point43°
Wed, 1852° / 39°0
Morning41°feels 37°
Afternoon51°feels 49°
Evening44°feels 44°
Overnight39°feels 36°
52 °
Newcastle, Wednesday, 18 November
Overcast. High 52°, low 39°.
Pressure29.94 inHg
Wind5.2 mph N
Humidity63%
Visibility6.2 mi
Dew point37°
Thu, 1951° / 37°0
Morning40°feels 39°
Afternoon44°feels 42°
Evening46°feels 45°
Overnight40°feels 38°
51 °
Newcastle, Thursday, 19 November
Mostly clear. High 51°, low 37°.
Pressure30.12 inHg
Wind4.8 mph N
Humidity92%
Visibility—
Dew point40°
Fri, 2049° / 35°0
Morning38°feels 36°
Afternoon42°feels 42°
Evening46°feels 46°
Overnight40°feels 38°
49 °
Newcastle, Friday, 20 November
Mostly clear. High 49°, low 35°.
Pressure29.97 inHg
Wind4 mph E
Humidity86%
Visibility—
Dew point37°
Sat, 2144° / 41°0.26
Morning42°feels 40°
Afternoon44°feels 44°
Evening44°feels 44°
Overnight43°feels 40°
44 °
Newcastle, Saturday, 21 November
Light rain. High 44°, low 41°.
Pressure29.88 inHg
Wind4.1 mph SE
Humidity73%
Visibility—
Dew point36°
Sun, 2249° / 41°0.01
Morning43°feels 42°
Afternoon45°feels 44°
Evening46°feels 46°
Overnight44°feels 42°
49 °
Newcastle, Sunday, 22 November
Light rain. High 49°, low 41°.
Pressure29.88 inHg
Wind5 mph SE
Humidity73%
Visibility—
Dew point36°
Mon, 2347° / 44°0.34
Morning45°feels 43°
Afternoon47°feels 46°
Evening46°feels 45°
Overnight45°feels 42°
47 °
Newcastle, Monday, 23 November
Rain. High 47°, low 44°.
Pressure29.83 inHg
Wind8.9 mph SE
Humidity74%
Visibility—
Dew point39°
Tue, 2449° / 46°0.81
Morning46°feels 45°
Afternoon47°feels 44°
Evening49°feels 46°
Overnight47°feels 46°
49 °
Newcastle, Tuesday, 24 November
Rain. High 49°, low 46°.
Pressure29.56 inHg
Wind7.2 mph SE
Humidity91%
Visibility—
Dew point44°
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.