10-day forecast for San Mar, MD: 33° to 67°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
67°
Best day: Tuesday, November 10
51° · 1.08 in
Worst day: Thursday, November 12
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 1067° / 43°0
Morning48°feels 45°
Afternoon67°feels 65°
Evening54°feels 52°
Overnight44°feels 43°
67 °
San Mar, Tuesday, 10 November
Clear. High 67°, low 43°.
Pressure29.97 inHg
Wind10.9 mph W
Humidity42%
Visibility6.2 mi
Dew point40°
Wed, 1164° / 42°0
Morning46°feels 46°
Afternoon64°feels 62°
Evening54°feels 52°
Overnight46°feels 46°
64 °
San Mar, Wednesday, 11 November
Clear. High 64°, low 42°.
Pressure29.94 inHg
Wind5.8 mph SW
Humidity52%
Visibility6.2 mi
Dew point44°
Thu, 1251° / 48°1.08
Morning49°feels 48°
Afternoon51°feels 50°
Evening50°feels 44°
Overnight49°feels 46°
51 °
San Mar, Thursday, 12 November
Rain. High 51°, low 48°.
Pressure29.59 inHg
Wind3.3 mph N
Humidity90%
Visibility1.8 mi
Dew point49°
Fri, 1348° / 38°0.27
Morning45°feels 40°
Afternoon43°feels 38°
Evening43°feels 39°
Overnight47°feels 42°
48 °
San Mar, Friday, 13 November
Light rain. High 48°, low 38°.
Pressure29.62 inHg
Wind13 mph N
Humidity89%
Visibility—
Dew point40°
Sat, 1444° / 37°0.02
Morning38°feels 31°
Afternoon42°feels 34°
Evening42°feels 35°
Overnight39°feels 31°
44 °
San Mar, Saturday, 14 November
Light rain. High 44°, low 37°.
Pressure29.94 inHg
Wind15.7 mph N
Humidity66%
Visibility—
Dew point30°
Sun, 1546° / 37°0
Morning40°feels 31°
Afternoon44°feels 35°
Evening42°feels 34°
Overnight37°feels 29°
46 °
San Mar, Sunday, 15 November
Overcast. High 46°, low 37°.
Pressure29.91 inHg
Wind21.4 mph NW
Humidity58%
Visibility—
Dew point29°
Mon, 1651° / 34°0
Morning38°feels 30°
Afternoon45°feels 38°
Evening46°feels 41°
Overnight37°feels 31°
51 °
San Mar, Monday, 16 November
Overcast. High 51°, low 34°.
Pressure30.09 inHg
Wind17.4 mph NW
Humidity59%
Visibility—
Dew point29°
Tue, 1749° / 33°0
Morning37°feels 32°
Afternoon46°feels 40°
Evening46°feels 42°
Overnight37°feels 34°
49 °
San Mar, Tuesday, 17 November
Overcast. High 49°, low 33°.
Pressure30.30 inHg
Wind12.5 mph NW
Humidity60%
Visibility—
Dew point31°
Wed, 1854° / 33°0
Morning38°feels 37°
Afternoon47°feels 45°
Evening51°feels 48°
Overnight40°feels 40°
54 °
San Mar, Wednesday, 18 November
Partly cloudy. High 54°, low 33°.
Pressure30.45 inHg
Wind5.2 mph NW
Humidity64%
Visibility—
Dew point33°
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 San Mar, MD 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.