10-day forecast for Upper Marlboro, MD: 59° to 93°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
90°
Best day: Sunday, August 9
90° · 0.28 in
Worst day: Tuesday, August 11
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0990° / 74°0
Morning78°feels 79°
Afternoon90°feels 90°
Evening81°feels 83°
Overnight76°feels 78°
90 °
Upper Marlboro, Sunday, 9 August
Overcast. High 90°, low 74°.
Pressure30.03 inHg
Wind8.1 mph NW
Humidity47%
Visibility6.2 mi
Dew point67°
Mon, 1093° / 73°0.2
Morning79°feels 79°
Afternoon89°feels 90°
Evening82°feels 86°
Overnight79°feels 79°
93 °
Upper Marlboro, Monday, 10 August
Rain. High 93°, low 73°.
Pressure30.00 inHg
Wind5.4 mph NW
Humidity40%
Visibility6.2 mi
Dew point64°
Tue, 1190° / 71°0.28
Morning73°feels 74°
Afternoon90°feels 93°
Evening76°feels 78°
Overnight73°feels 74°
90 °
Upper Marlboro, Tuesday, 11 August
Rain. High 90°, low 71°.
Pressure29.94 inHg
Wind7.4 mph NW
Humidity56%
Visibility6.2 mi
Dew point69°
Wed, 1290° / 72°0.07
Morning75°feels 76°
Afternoon87°feels 90°
Evening80°feels 80°
Overnight72°feels 74°
90 °
Upper Marlboro, Wednesday, 12 August
Light rain. High 90°, low 72°.
Pressure29.80 inHg
Wind7.8 mph W
Humidity68%
Visibility6.2 mi
Dew point68°
Thu, 1386° / 72°0.02
Morning77°feels 78°
Afternoon85°feels 85°
Evening75°feels 75°
Overnight73°feels 72°
86 °
Upper Marlboro, Thursday, 13 August
Light rain. High 86°, low 72°.
Pressure29.83 inHg
Wind13.8 mph NW
Humidity42%
Visibility—
Dew point59°
Fri, 1473° / 59°0
Morning67°feels 67°
Afternoon72°feels 71°
Evening62°feels 62°
Overnight60°feels 60°
73 °
Upper Marlboro, Friday, 14 August
Overcast. High 73°, low 59°.
Pressure30.09 inHg
Wind7.4 mph SW
Humidity47%
Visibility—
Dew point51°
Sat, 1582° / 59°0
Morning70°feels 69°
Afternoon79°feels 78°
Evening70°feels 69°
Overnight66°feels 65°
82 °
Upper Marlboro, Saturday, 15 August
Clear. High 82°, low 59°.
Pressure30.15 inHg
Wind8.9 mph N
Humidity35%
Visibility—
Dew point49°
Sun, 1681° / 62°0
Morning71°feels 70°
Afternoon79°feels 79°
Evening69°feels 68°
Overnight66°feels 66°
81 °
Upper Marlboro, Sunday, 16 August
Mostly clear. High 81°, low 62°.
Pressure30.18 inHg
Wind7.7 mph SE
Humidity42%
Visibility—
Dew point54°
Mon, 1779° / 68°0.02
Morning71°feels 71°
Afternoon76°feels 76°
Evening69°feels 69°
Overnight68°feels 69°
79 °
Upper Marlboro, Monday, 17 August
Light rain. High 79°, low 68°.
Pressure30.09 inHg
Wind10.6 mph S
Humidity62%
Visibility—
Dew point62°
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 Upper Marlboro, 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.