10-day forecast for Summit, NJ: 38° to 77°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
77°
Best day: Wednesday, October 14
75° · 0.35 in
Worst day: Friday, October 16
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 1563° / 51°0
Morning52°feels 51°
Afternoon63°feels 61°
Evening54°feels 53°
Overnight57°feels 56°
63 °
Summit, Thursday, 15 October
Partly cloudy. High 63°, low 51°.
Pressure30.24 inHg
Wind4.6 mph NE
Humidity61%
Visibility6.2 mi
Dew point46°
Fri, 1675° / 55°0.35
Morning57°feels 57°
Afternoon74°feels 75°
Evening65°feels 66°
Overnight55°feels 54°
75 °
Summit, Friday, 16 October
Heavy rain. High 75°, low 55°.
Pressure29.80 inHg
Wind12.2 mph SW
Humidity87%
Visibility6.2 mi
Dew point64°
Sat, 1761° / 41°0.02
Morning50°feels 45°
Afternoon54°feels 51°
Evening44°feels 39°
Overnight56°feels 54°
61 °
Summit, Saturday, 17 October
Light rain. High 61°, low 41°.
Pressure30.09 inHg
Wind13.7 mph N
Humidity43%
Visibility6.2 mi
Dew point30°
Sun, 1854° / 38°0
Morning38°feels 35°
Afternoon49°feels 47°
Evening51°feels 49°
Overnight39°feels 33°
54 °
Summit, Sunday, 18 October
Clear. High 54°, low 38°.
Pressure30.59 inHg
Wind9 mph N
Humidity51%
Visibility—
Dew point29°
Mon, 1961° / 39°0
Morning44°feels 42°
Afternoon56°feels 55°
Evening58°feels 57°
Overnight49°feels 47°
61 °
Summit, Monday, 19 October
Clear. High 61°, low 39°.
Pressure30.59 inHg
Wind4.9 mph SW
Humidity56%
Visibility—
Dew point38°
Tue, 2065° / 52°0
Morning54°feels 53°
Afternoon60°feels 59°
Evening63°feels 62°
Overnight56°feels 55°
65 °
Summit, Tuesday, 20 October
Overcast. High 65°, low 52°.
Pressure30.33 inHg
Wind6 mph SW
Humidity62%
Visibility—
Dew point46°
Wed, 2168° / 53°0
Morning56°feels 55°
Afternoon64°feels 62°
Evening65°feels 63°
Overnight56°feels 55°
68 °
Summit, Wednesday, 21 October
Clear. High 68°, low 53°.
Pressure30.21 inHg
Wind4.7 mph S
Humidity50%
Visibility—
Dew point43°
Thu, 2265° / 47°0.05
Morning54°feels 53°
Afternoon58°feels 57°
Evening61°feels 60°
Overnight48°feels 44°
65 °
Summit, Thursday, 22 October
Light rain. High 65°, low 47°.
Pressure29.94 inHg
Wind11.2 mph NW
Humidity86%
Visibility—
Dew point52°
Fri, 2349° / 42°0
Morning45°feels 39°
Afternoon47°feels 41°
Evening46°feels 40°
Overnight42°feels 36°
49 °
Summit, Friday, 23 October
Partly cloudy. High 49°, low 42°.
Pressure30.00 inHg
Wind16.1 mph NW
Humidity47%
Visibility—
Dew point27°
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 Summit, 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.