10-day forecast for Summit, NJ: 38° to 77°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
77°
Best day: Wednesday, October 14
54°
Worst day: Sunday, October 18
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 1567° / 48°0
Morning50°feels 47°
Afternoon62°feels 61°
Evening52°feels 50°
Overnight61°feels 60°
67 °
Summit, Thursday, 15 October
Mostly clear. High 67°, low 48°.
Pressure30.24 inHg
Wind6.9 mph NE
Humidity61%
Visibility6.2 mi
Dew point45°
Fri, 1675° / 49°0.14
Morning54°feels 53°
Afternoon71°feels 72°
Evening66°feels 67°
Overnight50°feels 49°
75 °
Summit, Friday, 16 October
Light rain. High 75°, low 49°.
Pressure29.80 inHg
Wind9.4 mph SW
Humidity92%
Visibility4.9 mi
Dew point63°
Sat, 1762° / 42°0.02
Morning50°feels 45°
Afternoon53°feels 50°
Evening44°feels 39°
Overnight60°feels 60°
62 °
Summit, Saturday, 17 October
Light rain. High 62°, low 42°.
Pressure30.09 inHg
Wind14.7 mph N
Humidity46%
Visibility6.2 mi
Dew point31°
Sun, 1854° / 38°0
Morning39°feels 36°
Afternoon54°feels 51°
Evening46°feels 44°
Overnight39°feels 34°
54 °
Summit, Sunday, 18 October
Clear. High 54°, low 38°.
Pressure30.59 inHg
Wind1.1 mph E
Humidity49%
Visibility6.2 mi
Dew point32°
Mon, 1962° / 40°0
Morning45°feels 42°
Afternoon58°feels 56°
Evening58°feels 57°
Overnight45°feels 44°
62 °
Summit, Monday, 19 October
Clear. High 62°, low 40°.
Pressure30.53 inHg
Wind5.2 mph SW
Humidity51%
Visibility—
Dew point37°
Tue, 2068° / 44°0
Morning49°feels 47°
Afternoon62°feels 60°
Evening65°feels 63°
Overnight54°feels 53°
68 °
Summit, Tuesday, 20 October
Clear. High 68°, low 44°.
Pressure30.30 inHg
Wind5.3 mph N
Humidity51%
Visibility—
Dew point41°
Wed, 2166° / 52°0
Morning55°feels 53°
Afternoon61°feels 60°
Evening63°feels 62°
Overnight55°feels 54°
66 °
Summit, Wednesday, 21 October
Clear. High 66°, low 52°.
Pressure30.42 inHg
Wind7 mph NE
Humidity52%
Visibility—
Dew point42°
Thu, 2260° / 54°0
Morning55°feels 54°
Afternoon57°feels 55°
Evening58°feels 57°
Overnight54°feels 52°
60 °
Summit, Thursday, 22 October
Overcast. High 60°, low 54°.
Pressure30.50 inHg
Wind6.1 mph SW
Humidity67%
Visibility—
Dew point45°
Fri, 2367° / 50°0
Morning53°feels 52°
Afternoon62°feels 60°
Evening65°feels 64°
Overnight57°feels 56°
67 °
Summit, Friday, 23 October
Clear. High 67°, low 50°.
Pressure30.39 inHg
Wind6.9 mph W
Humidity59%
Visibility—
Dew point45°
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.