10-day forecast for Mercersville, MD: 52° to 92°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
89°
Best day: Sunday, August 9
69° · 0.07 in
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1088° / 71°0
Morning75°feels 75°
Afternoon85°feels 84°
Evening82°feels 82°
Overnight73°feels 73°
88 °
Mercersville, Monday, 10 August
Partly cloudy. High 88°, low 71°.
Pressure30.00 inHg
Wind10.4 mph W
Humidity38%
Visibility6.2 mi
Dew point63°
Tue, 1192° / 68°0.19
Morning71°feels 72°
Afternoon89°feels 90°
Evening80°feels 82°
Overnight72°feels 73°
92 °
Mercersville, Tuesday, 11 August
Rain. High 92°, low 68°.
Pressure29.94 inHg
Wind12.6 mph NW
Humidity49%
Visibility6.2 mi
Dew point64°
Wed, 1290° / 69°0.06
Morning73°feels 73°
Afternoon86°feels 87°
Evening75°feels 76°
Overnight70°feels 71°
90 °
Mercersville, Wednesday, 12 August
Light rain. High 90°, low 69°.
Pressure29.85 inHg
Wind3.1 mph NW
Humidity65%
Visibility6.2 mi
Dew point65°
Thu, 1388° / 69°0.01
Morning72°feels 73°
Afternoon85°feels 83°
Evening74°feels 73°
Overnight69°feels 70°
88 °
Mercersville, Thursday, 13 August
Light rain. High 88°, low 69°.
Pressure29.88 inHg
Wind17.1 mph NW
Humidity27%
Visibility—
Dew point47°
Fri, 1469° / 59°0.07
Morning67°feels 67°
Afternoon62°feels 62°
Evening61°feels 61°
Overnight61°feels 61°
69 °
Mercersville, Friday, 14 August
Light rain. High 69°, low 59°.
Pressure30.09 inHg
Wind5.2 mph S
Humidity87%
Visibility—
Dew point59°
Sat, 1581° / 55°0
Morning65°feels 64°
Afternoon78°feels 78°
Evening67°feels 66°
Overnight60°feels 58°
81 °
Mercersville, Saturday, 15 August
Overcast. High 81°, low 55°.
Pressure30.21 inHg
Wind11.6 mph N
Humidity28%
Visibility—
Dew point41°
Sun, 1668° / 52°0.04
Morning61°feels 60°
Afternoon64°feels 63°
Evening64°feels 63°
Overnight62°feels 61°
68 °
Mercersville, Sunday, 16 August
Light rain. High 68°, low 52°.
Pressure30.18 inHg
Wind5.2 mph E
Humidity72%
Visibility—
Dew point54°
Mon, 1781° / 61°0
Morning68°feels 69°
Afternoon80°feels 81°
Evening72°feels 72°
Overnight64°feels 64°
81 °
Mercersville, Monday, 17 August
Overcast. High 81°, low 61°.
Pressure29.91 inHg
Wind10.3 mph NW
Humidity52%
Visibility—
Dew point59°
Tue, 1887° / 59°0
Morning70°feels 69°
Afternoon85°feels 83°
Evening74°feels 74°
Overnight67°feels 67°
87 °
Mercersville, Tuesday, 18 August
Partly cloudy. High 87°, low 59°.
Pressure29.94 inHg
Wind8.2 mph SW
Humidity30%
Visibility—
Dew point48°
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 Mercersville, 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.