10-day forecast for Union, PA: 54° to 93°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
86°
Best day: Wednesday, August 12
86° · 0.41 in
Worst day: Tuesday, August 11
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1093° / 67°0.09
Morning72°feels 72°
Afternoon80°feels 80°
Evening82°feels 85°
Overnight69°feels 69°
93 °
Union, Monday, 10 August
Light rain. High 93°, low 67°.
Pressure30.03 inHg
Wind7 mph SW
Humidity62%
Visibility6.2 mi
Dew point66°
Tue, 1186° / 64°0.41
Morning67°feels 68°
Afternoon82°feels 84°
Evening76°feels 76°
Overnight65°feels 65°
86 °
Union, Tuesday, 11 August
Heavy rain. High 86°, low 64°.
Pressure29.97 inHg
Wind7.1 mph SW
Humidity60%
Visibility6.2 mi
Dew point65°
Wed, 1286° / 65°0.01
Morning70°feels 70°
Afternoon86°feels 88°
Evening75°feels 76°
Overnight67°feels 67°
86 °
Union, Wednesday, 12 August
Light rain. High 86°, low 65°.
Pressure29.77 inHg
Wind10.3 mph W
Humidity55%
Visibility6.2 mi
Dew point65°
Thu, 1378° / 60°0.01
Morning73°feels 73°
Afternoon76°feels 76°
Evening66°feels 65°
Overnight62°feels 61°
78 °
Union, Thursday, 13 August
Light rain. High 78°, low 60°.
Pressure29.88 inHg
Wind12.9 mph NW
Humidity35%
Visibility—
Dew point47°
Fri, 1478° / 56°0
Morning64°feels 63°
Afternoon75°feels 74°
Evening65°feels 64°
Overnight59°feels 58°
78 °
Union, Friday, 14 August
Partly cloudy. High 78°, low 56°.
Pressure30.06 inHg
Wind6.6 mph SW
Humidity35%
Visibility—
Dew point45°
Sat, 1578° / 54°0
Morning65°feels 64°
Afternoon76°feels 75°
Evening64°feels 64°
Overnight60°feels 59°
78 °
Union, Saturday, 15 August
Clear. High 78°, low 54°.
Pressure30.18 inHg
Wind9.1 mph NW
Humidity33%
Visibility—
Dew point45°
Sun, 1682° / 54°0
Morning66°feels 65°
Afternoon79°feels 78°
Evening70°feels 69°
Overnight67°feels 66°
82 °
Union, Sunday, 16 August
Partly cloudy. High 82°, low 54°.
Pressure30.15 inHg
Wind4.5 mph SE
Humidity37%
Visibility—
Dew point49°
Mon, 1774° / 61°0.04
Morning66°feels 66°
Afternoon71°feels 71°
Evening65°feels 66°
Overnight65°feels 65°
74 °
Union, Monday, 17 August
Light rain. High 74°, low 61°.
Pressure30.06 inHg
Wind4.6 mph NE
Humidity71%
Visibility—
Dew point61°
Tue, 1878° / 64°0.03
Morning69°feels 69°
Afternoon76°feels 77°
Evening68°feels 69°
Overnight65°feels 66°
78 °
Union, Tuesday, 18 August
Light rain. High 78°, low 64°.
Pressure30.03 inHg
Wind5.7 mph E
Humidity60%
Visibility—
Dew point61°
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 Union, 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.