10-day forecast for Winchester, MA: 57° to 94°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
94°
Best day: Sunday, August 9
72° · 0.31 in
Worst day: Wednesday, August 12
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0994° / 72°0.01
Morning78°feels 79°
Afternoon93°feels 91°
Evening84°feels 84°
Overnight75°feels 76°
94 °
Winchester, Sunday, 9 August
Light rain. High 94°, low 72°.
Pressure29.88 inHg
Wind11.2 mph W
Humidity40%
Visibility6.2 mi
Dew point62°
Mon, 1091° / 71°0.05
Morning78°feels 78°
Afternoon89°feels 87°
Evening73°feels 74°
Overnight74°feels 75°
91 °
Winchester, Monday, 10 August
Light rain. High 91°, low 71°.
Pressure29.94 inHg
Wind4.2 mph S
Humidity33%
Visibility6.2 mi
Dew point56°
Tue, 1191° / 70°0
Morning75°feels 76°
Afternoon90°feels 88°
Evening79°feels 79°
Overnight71°feels 72°
91 °
Winchester, Tuesday, 11 August
Mostly clear. High 91°, low 70°.
Pressure29.77 inHg
Wind12.1 mph NW
Humidity32%
Visibility6.2 mi
Dew point55°
Wed, 1272° / 62°0.31
Morning63°feels 64°
Afternoon65°feels 65°
Evening67°feels 67°
Overnight72°feels 71°
72 °
Winchester, Wednesday, 12 August
Rain. High 72°, low 62°.
Pressure29.77 inHg
Wind5.6 mph NE
Humidity93%
Visibility6.2 mi
Dew point63°
Thu, 1380° / 60°0.26
Morning65°feels 66°
Afternoon76°feels 77°
Evening74°feels 74°
Overnight60°feels 60°
80 °
Winchester, Thursday, 13 August
Light rain. High 80°, low 60°.
Pressure29.71 inHg
Wind11.6 mph NW
Humidity73%
Visibility—
Dew point65°
Fri, 1480° / 57°0
Morning61°feels 60°
Afternoon73°feels 72°
Evening77°feels 77°
Overnight64°feels 63°
80 °
Winchester, Friday, 14 August
Overcast. High 80°, low 57°.
Pressure29.88 inHg
Wind8.7 mph NW
Humidity39%
Visibility—
Dew point44°
Sat, 1577° / 58°0
Morning62°feels 61°
Afternoon74°feels 73°
Evening74°feels 73°
Overnight64°feels 63°
77 °
Winchester, Saturday, 15 August
Clear. High 77°, low 58°.
Pressure30.09 inHg
Wind7.9 mph NW
Humidity37%
Visibility—
Dew point44°
Sun, 1680° / 57°0
Morning62°feels 61°
Afternoon77°feels 76°
Evening75°feels 74°
Overnight64°feels 63°
80 °
Winchester, Sunday, 16 August
Clear. High 80°, low 57°.
Pressure30.27 inHg
Wind9.5 mph S
Humidity30%
Visibility—
Dew point40°
Mon, 1784° / 60°0
Morning65°feels 65°
Afternoon80°feels 80°
Evening78°feels 78°
Overnight68°feels 68°
84 °
Winchester, Monday, 17 August
Overcast. High 84°, low 60°.
Pressure30.18 inHg
Wind9 mph SW
Humidity31%
Visibility—
Dew point44°
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 Winchester, 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.