10-day forecast for San Mar, MD: 35° to 65°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
65°
Best day: Wednesday, November 11
49° · 0.74 in
Worst day: Wednesday, November 18
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 1262° / 40°0.03
Morning50°feels 49°
Afternoon61°feels 59°
Evening46°feels 40°
Overnight47°feels 43°
62 °
San Mar, Thursday, 12 November
Light rain. High 62°, low 40°.
Pressure29.47 inHg
Wind5.6 mph N
Humidity65%
Visibility6.2 mi
Dew point46°
Fri, 1346° / 39°0
Morning41°feels 33°
Afternoon46°feels 40°
Evening42°feels 37°
Overnight42°feels 35°
46 °
San Mar, Friday, 13 November
Overcast. High 46°, low 39°.
Pressure29.68 inHg
Wind13.9 mph NW
Humidity56%
Visibility6.2 mi
Dew point28°
Sat, 1446° / 36°0
Morning38°feels 31°
Afternoon45°feels 39°
Evening42°feels 37°
Overnight38°feels 32°
46 °
San Mar, Saturday, 14 November
Overcast. High 46°, low 36°.
Pressure29.97 inHg
Wind14 mph NW
Humidity56%
Visibility6.2 mi
Dew point23°
Sun, 1549° / 38°0
Morning42°feels 36°
Afternoon47°feels 42°
Evening47°feels 42°
Overnight39°feels 33°
49 °
San Mar, Sunday, 15 November
Overcast. High 49°, low 38°.
Pressure30.24 inHg
Wind11.7 mph NW
Humidity57%
Visibility6.2 mi
Dew point34°
Mon, 1649° / 39°0
Morning42°feels 39°
Afternoon46°feels 43°
Evening48°feels 46°
Overnight39°feels 38°
49 °
San Mar, Monday, 16 November
Light rain. High 49°, low 39°.
Pressure30.50 inHg
Wind7.5 mph N
Humidity59%
Visibility—
Dew point31°
Tue, 1746° / 35°0.46
Morning38°feels 37°
Afternoon44°feels 42°
Evening41°feels 37°
Overnight40°feels 33°
46 °
San Mar, Tuesday, 17 November
Rain. High 46°, low 35°.
Pressure30.39 inHg
Wind15 mph N
Humidity63%
Visibility—
Dew point31°
Wed, 1849° / 41°0.74
Morning42°feels 34°
Afternoon45°feels 38°
Evening49°feels 44°
Overnight46°feels 41°
49 °
San Mar, Wednesday, 18 November
Rain. High 49°, low 41°.
Pressure30.09 inHg
Wind18.2 mph N
Humidity74%
Visibility—
Dew point36°
Thu, 1948° / 44°0
Morning46°feels 42°
Afternoon45°feels 41°
Evening47°feels 45°
Overnight47°feels 47°
48 °
San Mar, Thursday, 19 November
Light rain. High 48°, low 44°.
Pressure30.09 inHg
Wind7.4 mph NW
Humidity66%
Visibility—
Dew point34°
Fri, 2058° / 42°0.06
Morning46°feels 45°
Afternoon53°feels 50°
Evening55°feels 54°
Overnight47°feels 47°
58 °
San Mar, Friday, 20 November
Light rain. High 58°, low 42°.
Pressure30.00 inHg
Wind10.7 mph NW
Humidity58%
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 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.