10-day forecast for McLean, NY: 29° to 60°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
60°
Best day: Sunday, October 18
59° · 0.12 in
Worst day: Sunday, October 25
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1959° / 33°0
Morning35°feels 32°
Afternoon59°feels 56°
Evening43°feels 40°
Overnight37°feels 34°
59 °
McLean, Monday, 19 October
Clear. High 59°, low 33°.
Pressure30.45 inHg
Wind1.8 mph W
Humidity43%
Visibility6.2 mi
Dew point36°
Tue, 2057° / 37°0
Morning46°feels 44°
Afternoon57°feels 55°
Evening44°feels 40°
Overnight41°feels 37°
57 °
McLean, Tuesday, 20 October
Clear. High 57°, low 37°.
Pressure30.36 inHg
Wind7.4 mph N
Humidity72%
Visibility6.2 mi
Dew point45°
Wed, 2154° / 33°0
Morning33°feels 29°
Afternoon54°feels 51°
Evening41°feels 38°
Overnight37°feels 34°
54 °
McLean, Wednesday, 21 October
Clear. High 54°, low 33°.
Pressure30.33 inHg
Wind5 mph NW
Humidity69%
Visibility1.7 mi
Dew point41°
Thu, 2251° / 36°0.01
Morning42°feels 37°
Afternoon51°feels 49°
Evening47°feels 42°
Overnight36°feels 33°
51 °
McLean, Thursday, 22 October
Light rain. High 51°, low 36°.
Pressure30.15 inHg
Wind10.1 mph NW
Humidity90%
Visibility4.2 mi
Dew point47°
Fri, 2346° / 33°0
Morning37°feels 31°
Afternoon42°feels 36°
Evening42°feels 38°
Overnight33°feels 32°
46 °
McLean, Friday, 23 October
Overcast. High 46°, low 33°.
Pressure30.45 inHg
Wind10 mph N
Humidity69%
Visibility—
Dew point31°
Sat, 2452° / 29°0
Morning34°feels 29°
Afternoon46°feels 41°
Evening48°feels 44°
Overnight37°feels 31°
52 °
McLean, Saturday, 24 October
Mostly clear. High 52°, low 29°.
Pressure30.65 inHg
Wind10.2 mph S
Humidity48%
Visibility—
Dew point24°
Sun, 2559° / 37°0.12
Morning43°feels 37°
Afternoon50°feels 48°
Evening51°feels 49°
Overnight47°feels 43°
59 °
McLean, Sunday, 25 October
Light rain. High 59°, low 37°.
Pressure30.39 inHg
Wind11.9 mph SW
Humidity58%
Visibility—
Dew point35°
Mon, 2651° / 36°0
Morning40°feels 36°
Afternoon46°feels 42°
Evening49°feels 47°
Overnight40°feels 39°
51 °
McLean, Monday, 26 October
Overcast. High 51°, low 36°.
Pressure30.39 inHg
Wind9.2 mph NW
Humidity78%
Visibility—
Dew point38°
Tue, 2750° / 32°0
Morning43°feels 41°
Afternoon47°feels 43°
Evening44°feels 40°
Overnight34°feels 34°
50 °
McLean, Tuesday, 27 October
Overcast. High 50°, low 32°.
Pressure30.39 inHg
Wind11.5 mph NW
Humidity66%
Visibility—
Dew point36°
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 McLean, NY 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.