10-day forecast for Mountainside, NJ: 36° to 68°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
68°
Best day: Tuesday, October 27
64° · 0.22 in
Worst day: Wednesday, October 28
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 2067° / 43°0
Morning49°feels 44°
Afternoon67°feels 66°
Evening51°feels 48°
Overnight46°feels 42°
67 °
Mountainside, Tuesday, 20 October
Clear. High 67°, low 43°.
Pressure30.27 inHg
Wind10 mph NE
Humidity52%
Visibility6.2 mi
Dew point44°
Wed, 2159° / 44°0
Morning44°feels 39°
Afternoon58°feels 56°
Evening49°feels 47°
Overnight44°feels 39°
59 °
Mountainside, Wednesday, 21 October
Clear. High 59°, low 44°.
Pressure30.27 inHg
Wind8.3 mph NE
Humidity53%
Visibility6.2 mi
Dew point38°
Thu, 2265° / 42°0
Morning44°feels 39°
Afternoon65°feels 63°
Evening52°feels 50°
Overnight43°feels 41°
65 °
Mountainside, Thursday, 22 October
Clear. High 65°, low 42°.
Pressure30.00 inHg
Wind8.1 mph N
Humidity50%
Visibility6.2 mi
Dew point41°
Fri, 2353° / 40°0
Morning40°feels 34°
Afternoon48°feels 43°
Evening50°feels 47°
Overnight43°feels 39°
53 °
Mountainside, Friday, 23 October
Clear. High 53°, low 40°.
Pressure30.24 inHg
Wind9.8 mph N
Humidity51%
Visibility6.2 mi
Dew point29°
Sat, 2458° / 37°0
Morning41°feels 37°
Afternoon51°feels 49°
Evening56°feels 53°
Overnight45°feels 40°
58 °
Mountainside, Saturday, 24 October
Clear. High 58°, low 37°.
Pressure30.47 inHg
Wind8.5 mph NW
Humidity51%
Visibility—
Dew point30°
Sun, 2561° / 43°0
Morning46°feels 44°
Afternoon55°feels 53°
Evening58°feels 56°
Overnight49°feels 47°
61 °
Mountainside, Sunday, 25 October
Clear. High 61°, low 43°.
Pressure30.53 inHg
Wind6.8 mph SW
Humidity50%
Visibility—
Dew point35°
Mon, 2665° / 48°0
Morning51°feels 49°
Afternoon58°feels 56°
Evening63°feels 62°
Overnight55°feels 53°
65 °
Mountainside, Monday, 26 October
Overcast. High 65°, low 48°.
Pressure30.33 inHg
Wind7.6 mph SW
Humidity56%
Visibility—
Dew point40°
Tue, 2768° / 56°0
Morning58°feels 57°
Afternoon64°feels 62°
Evening65°feels 64°
Overnight58°feels 56°
68 °
Mountainside, Tuesday, 27 October
Overcast. High 68°, low 56°.
Pressure30.27 inHg
Wind7.2 mph S
Humidity53%
Visibility—
Dew point45°
Wed, 2864° / 44°0.22
Morning59°feels 58°
Afternoon63°feels 63°
Evening58°feels 57°
Overnight46°feels 41°
64 °
Mountainside, Wednesday, 28 October
Rain. High 64°, low 44°.
Pressure29.85 inHg
Wind13.9 mph SW
Humidity72%
Visibility—
Dew point54°
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.