10-day forecast for Waterloo, PA: 52° to 87°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
84°
Best day: Tuesday, August 18
87° · 0.56 in
Worst day: Tuesday, August 11
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1086° / 68°0.09
Morning73°feels 73°
Afternoon80°feels 80°
Evening79°feels 80°
Overnight70°feels 70°
86 °
Waterloo, Monday, 10 August
Light rain. High 86°, low 68°.
Pressure30.00 inHg
Wind5.2 mph SW
Humidity57%
Visibility6.2 mi
Dew point66°
Tue, 1187° / 64°0.56
Morning68°feels 68°
Afternoon86°feels 87°
Evening75°feels 76°
Overnight69°feels 70°
87 °
Waterloo, Tuesday, 11 August
Heavy rain. High 87°, low 64°.
Pressure29.91 inHg
Wind9.8 mph NW
Humidity56%
Visibility6.2 mi
Dew point64°
Wed, 1285° / 66°0.02
Morning69°feels 70°
Afternoon84°feels 86°
Evening75°feels 76°
Overnight68°feels 68°
85 °
Waterloo, Wednesday, 12 August
Light rain. High 85°, low 66°.
Pressure29.80 inHg
Wind9.1 mph W
Humidity71%
Visibility6.2 mi
Dew point66°
Thu, 1381° / 62°0.1
Morning72°feels 72°
Afternoon79°feels 78°
Evening67°feels 66°
Overnight68°feels 69°
81 °
Waterloo, Thursday, 13 August
Light rain. High 81°, low 62°.
Pressure29.85 inHg
Wind13.2 mph NW
Humidity34%
Visibility—
Dew point48°
Fri, 1477° / 55°0
Morning64°feels 63°
Afternoon74°feels 73°
Evening64°feels 63°
Overnight59°feels 58°
77 °
Waterloo, Friday, 14 August
Overcast. High 77°, low 55°.
Pressure30.06 inHg
Wind9.3 mph NW
Humidity36%
Visibility—
Dew point45°
Sat, 1576° / 52°0
Morning62°feels 61°
Afternoon73°feels 72°
Evening63°feels 63°
Overnight59°feels 58°
76 °
Waterloo, Saturday, 15 August
Clear. High 76°, low 52°.
Pressure30.18 inHg
Wind9.3 mph N
Humidity33%
Visibility—
Dew point42°
Sun, 1674° / 52°0
Morning62°feels 61°
Afternoon73°feels 72°
Evening63°feels 63°
Overnight59°feels 58°
74 °
Waterloo, Sunday, 16 August
Overcast. High 74°, low 52°.
Pressure30.15 inHg
Wind2.5 mph SW
Humidity37%
Visibility—
Dew point44°
Mon, 1780° / 55°0
Morning66°feels 66°
Afternoon77°feels 77°
Evening68°feels 68°
Overnight63°feels 63°
80 °
Waterloo, Monday, 17 August
Overcast. High 80°, low 55°.
Pressure30.00 inHg
Wind3.1 mph NE
Humidity48%
Visibility—
Dew point55°
Tue, 1884° / 58°0
Morning69°feels 69°
Afternoon82°feels 81°
Evening72°feels 72°
Overnight67°feels 67°
84 °
Waterloo, Tuesday, 18 August
Mostly clear. High 84°, low 58°.
Pressure30.03 inHg
Wind3.4 mph N
Humidity39%
Visibility—
Dew point53°
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 Waterloo, 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.