10-day forecast for Mountainside, NJ: 35° to 69°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
69°
Best day: Monday, October 26
54°
Worst day: Friday, October 23
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1965° / 45°0
Morning45°feels 42°
Afternoon65°feels 63°
Evening57°feels 55°
Overnight45°feels 44°
65 °
Mountainside, Monday, 19 October
Clear. High 65°, low 45°.
Pressure30.39 inHg
Wind5.8 mph NE
Humidity49%
Visibility6.2 mi
Dew point40°
Tue, 2065° / 48°0
Morning51°feels 49°
Afternoon64°feels 63°
Evening54°feels 52°
Overnight49°feels 45°
65 °
Mountainside, Tuesday, 20 October
Clear. High 65°, low 48°.
Pressure30.27 inHg
Wind10.3 mph NE
Humidity55%
Visibility6.2 mi
Dew point45°
Wed, 2160° / 44°0
Morning44°feels 39°
Afternoon59°feels 57°
Evening49°feels 47°
Overnight47°feels 42°
60 °
Mountainside, Wednesday, 21 October
Clear. High 60°, low 44°.
Pressure30.27 inHg
Wind9.1 mph NE
Humidity52%
Visibility6.2 mi
Dew point38°
Thu, 2264° / 42°0
Morning44°feels 39°
Afternoon64°feels 63°
Evening60°feels 57°
Overnight44°feels 41°
64 °
Mountainside, Thursday, 22 October
Clear. High 64°, low 42°.
Pressure30.06 inHg
Wind8.4 mph N
Humidity55%
Visibility6.2 mi
Dew point43°
Fri, 2354° / 41°0
Morning44°feels 38°
Afternoon49°feels 45°
Evening52°feels 49°
Overnight41°feels 38°
54 °
Mountainside, Friday, 23 October
Clear. High 54°, low 41°.
Pressure30.36 inHg
Wind11.1 mph N
Humidity54%
Visibility—
Dew point31°
Sat, 2457° / 38°0
Morning42°feels 38°
Afternoon52°feels 50°
Evening55°feels 52°
Overnight48°feels 45°
57 °
Mountainside, Saturday, 24 October
Partly cloudy. High 57°, low 38°.
Pressure30.65 inHg
Wind6.9 mph SE
Humidity57%
Visibility—
Dew point35°
Sun, 2562° / 47°0
Morning50°feels 49°
Afternoon57°feels 55°
Evening60°feels 58°
Overnight53°feels 51°
62 °
Mountainside, Sunday, 25 October
Clear. High 62°, low 47°.
Pressure30.56 inHg
Wind4.1 mph SW
Humidity53%
Visibility—
Dew point38°
Mon, 2669° / 50°0
Morning54°feels 52°
Afternoon63°feels 62°
Evening66°feels 65°
Overnight56°feels 54°
69 °
Mountainside, Monday, 26 October
Clear. High 69°, low 50°.
Pressure30.27 inHg
Wind8 mph N
Humidity51%
Visibility—
Dew point43°
Tue, 2760° / 50°0
Morning52°feels 49°
Afternoon56°feels 53°
Evening58°feels 55°
Overnight51°feels 48°
60 °
Mountainside, Tuesday, 27 October
Overcast. High 60°, low 50°.
Pressure30.33 inHg
Wind8.7 mph N
Humidity41%
Visibility—
Dew point31°
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.