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As of 07:00 EDT

Weather in Mertztown, PA

71°Current weather

Mertztown, Sunday, 9 August, 07:00

Mostly clear. Feels like 73°. High 84°, low 71°.

Pressure30.00 inHg
Wind4.5 mph W
Humidity94%
Visibility6.2 mi
Dew point69°

10-day forecast for Mertztown, PA: 52° to 86°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.

84°
Best day: Sunday, August 9
86° · 0.73 in
Worst day: Tuesday, August 11

Tap any day below to see morning, afternoon, evening and overnight.

Mon, 1086° / 70°0.04Light rain
MorningOvercast73°feels 73°
AfternoonOvercast81°feels 81°
EveningOvercast75°feels 77°
OvernightClear71°feels 72°
86 °Light rain

Mertztown, Monday, 10 August

Light rain. High 86°, low 70°.

Pressure30.00 inHg
Wind5.4 mph W
Humidity48%
Visibility6.2 mi
Dew point64°
Tue, 1186° / 69°0.73Heavy rain
MorningOvercast71°feels 72°
AfternoonPartly cloudy86°feels 86°
EveningOvercast74°feels 75°
OvernightRain70°feels 71°
86 °Heavy rain

Mertztown, Tuesday, 11 August

Heavy rain. High 86°, low 69°.

Pressure29.88 inHg
Wind11.4 mph NW
Humidity54%
Visibility6.2 mi
Dew point64°
Wed, 1282° / 67°0.04Light rain
MorningOvercast70°feels 71°
AfternoonOvercast81°feels 84°
EveningOvercast74°feels 75°
OvernightOvercast70°feels 70°
82 °Light rain

Mertztown, Wednesday, 12 August

Light rain. High 82°, low 67°.

Pressure29.77 inHg
Wind7.5 mph NW
Humidity60%
Visibility6.2 mi
Dew point65°
Thu, 1381° / 62°0.02Light rain
MorningLight rain73°feels 74°
AfternoonLight rain78°feels 78°
EveningLight rain67°feels 66°
OvernightOvercast69°feels 70°
81 °Light rain

Mertztown, Thursday, 13 August

Light rain. High 81°, low 62°.

Pressure29.80 inHg
Wind13.5 mph NW
Humidity38%
Visibility—
Dew point51°
Fri, 1474° / 54°0Mostly clear
MorningMostly clear64°feels 63°
AfternoonMostly clear72°feels 71°
EveningMostly clear62°feels 61°
OvernightMostly clear58°feels 57°
74 °Mostly clear

Mertztown, Friday, 14 August

Mostly clear. High 74°, low 54°.

Pressure30.03 inHg
Wind13.3 mph N
Humidity39%
Visibility—
Dew point46°
Sat, 1576° / 52°0Clear
MorningClear63°feels 62°
AfternoonClear73°feels 72°
EveningClear63°feels 62°
OvernightClear57°feels 56°
76 °Clear

Mertztown, Saturday, 15 August

Clear. High 76°, low 52°.

Pressure30.12 inHg
Wind13.6 mph NW
Humidity38%
Visibility—
Dew point45°
Sun, 1677° / 53°0Overcast
MorningOvercast64°feels 63°
AfternoonOvercast76°feels 75°
EveningOvercast67°feels 65°
OvernightOvercast61°feels 60°
77 °Overcast

Mertztown, Sunday, 16 August

Overcast. High 77°, low 53°.

Pressure30.12 inHg
Wind5.8 mph N
Humidity36%
Visibility—
Dew point46°
Mon, 1781° / 58°0Partly cloudy
MorningPartly cloudy69°feels 69°
AfternoonPartly cloudy79°feels 79°
EveningPartly cloudy67°feels 67°
OvernightPartly cloudy64°feels 64°
81 °Partly cloudy

Mertztown, Monday, 17 August

Partly cloudy. High 81°, low 58°.

Pressure30.00 inHg
Wind8.4 mph SW
Humidity42%
Visibility—
Dew point54°
Tue, 1884° / 61°0Light rain
MorningLight rain71°feels 71°
AfternoonLight rain82°feels 83°
EveningLight rain73°feels 73°
OvernightLight rain69°feels 69°
84 °Light rain

Mertztown, Tuesday, 18 August

Light rain. High 84°, low 61°.

Pressure30.00 inHg
Wind6 mph SW
Humidity45%
Visibility—
Dew point58°

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 Mertztown, PA 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.