10-day forecast for Williamstown, NJ: 38° to 62°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
61°
Best day: Tuesday, November 10
45° · 0.17 in
Worst day: Saturday, November 14
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 0955° / 43°0
Morning49°feels 44°
Afternoon55°feels 52°
Evening46°feels 43°
Overnight48°feels 44°
55 °
Williamstown, Monday, 9 November
Light rain. High 55°, low 43°.
Pressure29.88 inHg
Wind15.2 mph NW
Humidity51%
Visibility6.2 mi
Dew point39°
Tue, 1061° / 41°0
Morning45°feels 41°
Afternoon61°feels 59°
Evening50°feels 49°
Overnight44°feels 40°
61 °
Williamstown, Tuesday, 10 November
Clear. High 61°, low 41°.
Pressure29.97 inHg
Wind12.3 mph SW
Humidity56%
Visibility6.2 mi
Dew point43°
Wed, 1159° / 42°0
Morning46°feels 45°
Afternoon59°feels 57°
Evening48°feels 46°
Overnight46°feels 44°
59 °
Williamstown, Wednesday, 11 November
Mostly clear. High 59°, low 42°.
Pressure29.97 inHg
Wind2.4 mph W
Humidity59%
Visibility6.2 mi
Dew point43°
Thu, 1262° / 48°0.25
Morning54°feels 53°
Afternoon61°feels 60°
Evening55°feels 54°
Overnight49°feels 46°
62 °
Williamstown, Thursday, 12 November
Rain. High 62°, low 48°.
Pressure29.47 inHg
Wind7.1 mph S
Humidity85%
Visibility6.2 mi
Dew point56°
Fri, 1349° / 41°0
Morning45°feels 39°
Afternoon47°feels 41°
Evening46°feels 41°
Overnight42°feels 36°
49 °
Williamstown, Friday, 13 November
Overcast. High 49°, low 41°.
Pressure29.44 inHg
Wind15.8 mph NW
Humidity55%
Visibility—
Dew point32°
Sat, 1445° / 38°0.17
Morning40°feels 35°
Afternoon40°feels 33°
Evening44°feels 39°
Overnight42°feels 35°
45 °
Williamstown, Saturday, 14 November
Light rain. High 45°, low 38°.
Pressure29.44 inHg
Wind12.6 mph W
Humidity93%
Visibility—
Dew point37°
Sun, 1547° / 42°0
Morning44°feels 37°
Afternoon47°feels 41°
Evening47°feels 41°
Overnight46°feels 39°
47 °
Williamstown, Sunday, 15 November
Overcast. High 47°, low 42°.
Pressure29.74 inHg
Wind15.7 mph W
Humidity61%
Visibility—
Dew point34°
Mon, 1653° / 41°0
Morning44°feels 38°
Afternoon49°feels 44°
Evening51°feels 47°
Overnight44°feels 39°
53 °
Williamstown, Monday, 16 November
Clear. High 53°, low 41°.
Pressure29.85 inHg
Wind13.5 mph NW
Humidity50%
Visibility—
Dew point29°
Tue, 1751° / 41°0
Morning43°feels 37°
Afternoon46°feels 41°
Evening48°feels 44°
Overnight42°feels 37°
51 °
Williamstown, Tuesday, 17 November
Mostly clear. High 51°, low 41°.
Pressure30.06 inHg
Wind11.3 mph NW
Humidity53%
Visibility—
Dew point29°
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 Williamstown, 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.