10-day forecast for Mountainside, NJ: 38° to 67°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
67°
Best day: Thursday, October 22
59°
Worst day: Friday, October 23
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 2359° / 44°0
Morning47°feels 42°
Afternoon59°feels 56°
Evening46°feels 45°
Overnight52°feels 50°
59 °
Mountainside, Friday, 23 October
Clear. High 59°, low 44°.
Pressure30.36 inHg
Wind7.5 mph NE
Humidity45%
Visibility6.2 mi
Dew point33°
Sat, 2459° / 38°0
Morning39°feels 36°
Afternoon59°feels 56°
Evening48°feels 48°
Overnight40°feels 37°
59 °
Mountainside, Saturday, 24 October
Partly cloudy. High 59°, low 38°.
Pressure30.53 inHg
Wind0.8 mph NE
Humidity43%
Visibility6.2 mi
Dew point33°
Sun, 2562° / 39°0
Morning39°feels 39°
Afternoon62°feels 60°
Evening50°feels 50°
Overnight41°feels 39°
62 °
Mountainside, Sunday, 25 October
Clear. High 62°, low 39°.
Pressure30.53 inHg
Wind1.6 mph S
Humidity37%
Visibility6.2 mi
Dew point33°
Mon, 2667° / 42°0
Morning47°feels 44°
Afternoon60°feels 58°
Evening63°feels 61°
Overnight42°feels 40°
67 °
Mountainside, Monday, 26 October
Clear. High 67°, low 42°.
Pressure30.39 inHg
Wind6 mph NW
Humidity47%
Visibility—
Dew point37°
Tue, 2764° / 51°0
Morning54°feels 53°
Afternoon61°feels 60°
Evening61°feels 59°
Overnight55°feels 52°
64 °
Mountainside, Tuesday, 27 October
Mostly clear. High 64°, low 51°.
Pressure30.36 inHg
Wind7.8 mph NE
Humidity63%
Visibility—
Dew point47°
Wed, 2864° / 52°0
Morning54°feels 52°
Afternoon60°feels 58°
Evening63°feels 62°
Overnight57°feels 55°
64 °
Mountainside, Wednesday, 28 October
Overcast. High 64°, low 52°.
Pressure30.21 inHg
Wind8.4 mph SW
Humidity62%
Visibility—
Dew point45°
Thu, 2960° / 52°0
Morning55°feels 54°
Afternoon56°feels 54°
Evening59°feels 56°
Overnight53°feels 50°
60 °
Mountainside, Thursday, 29 October
Clear. High 60°, low 52°.
Pressure30.15 inHg
Wind9.9 mph N
Humidity47%
Visibility—
Dew point36°
Fri, 3060° / 47°0
Morning50°feels 48°
Afternoon56°feels 53°
Evening58°feels 55°
Overnight51°feels 48°
60 °
Mountainside, Friday, 30 October
Clear. High 60°, low 47°.
Pressure30.36 inHg
Wind4.5 mph N
Humidity38%
Visibility—
Dew point29°
Sat, 3161° / 48°0
Morning51°feels 50°
Afternoon57°feels 54°
Evening57°feels 55°
Overnight52°feels 51°
61 °
Mountainside, Saturday, 31 October
Clear. High 61°, low 48°.
Pressure30.45 inHg
Wind6.1 mph SE
Humidity38%
Visibility—
Dew point30°
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 Mountainside, NJ 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.