10-day forecast for Newcastle, WA: 35° to 61°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
58°
Best day: Thursday, November 12
45° · 0.29 in
Worst day: Wednesday, November 18
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 1361° / 52°0.05
Morning61°feels 59°
Afternoon52°feels 51°
Evening54°feels 53°
Overnight54°feels 53°
61 °
Newcastle, Friday, 13 November
Light rain. High 61°, low 52°.
Pressure29.32 inHg
Wind8.4 mph SW
Humidity76%
Visibility6.2 mi
Dew point49°
Sat, 1456° / 48°0.21
Morning48°feels 47°
Afternoon55°feels 54°
Evening55°feels 54°
Overnight54°feels 53°
56 °
Newcastle, Saturday, 14 November
Rain. High 56°, low 48°.
Pressure29.71 inHg
Wind4.5 mph SE
Humidity79%
Visibility2.4 mi
Dew point48°
Sun, 1557° / 46°0.28
Morning50°feels 50°
Afternoon54°feels 52°
Evening47°feels 46°
Overnight53°feels 52°
57 °
Newcastle, Sunday, 15 November
Rain. High 57°, low 46°.
Pressure29.83 inHg
Wind10.5 mph SW
Humidity73%
Visibility5.9 mi
Dew point46°
Mon, 1650° / 43°0.32
Morning45°feels 42°
Afternoon49°feels 45°
Evening49°feels 44°
Overnight44°feels 44°
50 °
Newcastle, Monday, 16 November
Rain. High 50°, low 43°.
Pressure30.03 inHg
Wind8.5 mph S
Humidity86%
Visibility6.2 mi
Dew point44°
Tue, 1750° / 42°0
Morning44°feels 42°
Afternoon46°feels 46°
Evening47°feels 46°
Overnight45°feels 41°
50 °
Newcastle, Tuesday, 17 November
Clear. High 50°, low 42°.
Pressure30.09 inHg
Wind9.5 mph E
Humidity81%
Visibility—
Dew point40°
Wed, 1845° / 41°0.29
Morning43°feels 42°
Afternoon43°feels 43°
Evening43°feels 41°
Overnight42°feels 41°
45 °
Newcastle, Wednesday, 18 November
Light rain. High 45°, low 41°.
Pressure29.91 inHg
Wind8.3 mph E
Humidity86%
Visibility—
Dew point39°
Thu, 1945° / 43°0.05
Morning43°feels 43°
Afternoon44°feels 44°
Evening44°feels 44°
Overnight43°feels 42°
45 °
Newcastle, Thursday, 19 November
Light rain. High 45°, low 43°.
Pressure30.24 inHg
Wind3.2 mph N
Humidity86%
Visibility—
Dew point40°
Fri, 2046° / 38°0
Morning39°feels 39°
Afternoon42°feels 42°
Evening43°feels 42°
Overnight38°feels 38°
46 °
Newcastle, Friday, 20 November
Overcast. High 46°, low 38°.
Pressure30.33 inHg
Wind3.3 mph N
Humidity84%
Visibility—
Dew point37°
Sat, 2146° / 35°0
Morning38°feels 38°
Afternoon41°feels 41°
Evening44°feels 44°
Overnight42°feels 42°
46 °
Newcastle, Saturday, 21 November
Clear. High 46°, low 35°.
Pressure30.24 inHg
Wind2.2 mph NE
Humidity78%
Visibility—
Dew point34°
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.