10-day forecast for Chatham, MA: 43° to 66°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
57°
Best day: Tuesday, October 20
57° · 0.27 in
Worst day: Saturday, October 17
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1757° / 43°0.27
Morning50°feels 43°
Afternoon51°feels 49°
Evening45°feels 37°
Overnight57°feels 57°
57 °
Chatham, Saturday, 17 October
Rain. High 57°, low 43°.
Pressure30.09 inHg
Wind19.7 mph N
Humidity65%
Visibility6.2 mi
Dew point39°
Sun, 1851° / 43°0
Morning48°feels 42°
Afternoon50°feels 48°
Evening50°feels 48°
Overnight44°feels 36°
51 °
Chatham, Sunday, 18 October
Clear. High 51°, low 43°.
Pressure30.59 inHg
Wind12.6 mph NE
Humidity55%
Visibility6.2 mi
Dew point35°
Mon, 1955° / 51°0.17
Morning53°feels 51°
Afternoon55°feels 53°
Evening54°feels 54°
Overnight51°feels 49°
55 °
Chatham, Monday, 19 October
Light rain. High 55°, low 51°.
Pressure30.45 inHg
Wind16.7 mph NE
Humidity72%
Visibility6.2 mi
Dew point46°
Tue, 2057° / 55°0
Morning56°feels 55°
Afternoon56°feels 55°
Evening55°feels 54°
Overnight56°feels 55°
57 °
Chatham, Tuesday, 20 October
Overcast. High 57°, low 55°.
Pressure30.12 inHg
Wind22.3 mph N
Humidity87%
Visibility—
Dew point52°
Wed, 2156° / 53°0
Morning55°feels 54°
Afternoon55°feels 53°
Evening53°feels 52°
Overnight54°feels 52°
56 °
Chatham, Wednesday, 21 October
Mostly clear. High 56°, low 53°.
Pressure30.33 inHg
Wind24.7 mph NE
Humidity76%
Visibility—
Dew point47°
Thu, 2255° / 53°0.03
Morning53°feels 52°
Afternoon54°feels 53°
Evening55°feels 54°
Overnight55°feels 54°
55 °
Chatham, Thursday, 22 October
Light rain. High 55°, low 53°.
Pressure30.36 inHg
Wind18.6 mph E
Humidity71%
Visibility—
Dew point45°
Fri, 2356° / 54°0.01
Morning56°feels 55°
Afternoon55°feels 55°
Evening55°feels 53°
Overnight56°feels 54°
56 °
Chatham, Friday, 23 October
Light rain. High 56°, low 54°.
Pressure30.00 inHg
Wind17.5 mph N
Humidity87%
Visibility—
Dew point52°
Sat, 2454° / 49°0
Morning50°feels 47°
Afternoon50°feels 44°
Evening50°feels 45°
Overnight52°feels 50°
54 °
Chatham, Saturday, 24 October
Overcast. High 54°, low 49°.
Pressure30.27 inHg
Wind21.5 mph N
Humidity61%
Visibility—
Dew point37°
Sun, 2555° / 52°0
Morning52°feels 50°
Afternoon54°feels 52°
Evening54°feels 53°
Overnight53°feels 52°
55 °
Chatham, Sunday, 25 October
Overcast. High 55°, low 52°.
Pressure30.47 inHg
Wind16.9 mph NE
Humidity66%
Visibility—
Dew point42°
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 Chatham, MA 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.