10-day forecast for Union, PA: 52° to 85°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
84°
Best day: Monday, August 10
85° · 0.13 in
Worst day: Tuesday, August 11
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1084° / 69°0.01
Morning72°feels 72°
Afternoon78°feels 78°
Evening74°feels 75°
Overnight70°feels 71°
84 °
Union, Monday, 10 August
Light rain. High 84°, low 69°.
Pressure30.00 inHg
Wind5.7 mph W
Humidity48%
Visibility6.2 mi
Dew point64°
Tue, 1185° / 67°0.13
Morning68°feels 70°
Afternoon84°feels 84°
Evening73°feels 73°
Overnight71°feels 72°
85 °
Union, Tuesday, 11 August
Rain. High 85°, low 67°.
Pressure29.88 inHg
Wind11.8 mph NW
Humidity55%
Visibility6.2 mi
Dew point64°
Wed, 1281° / 68°0.03
Morning69°feels 70°
Afternoon80°feels 82°
Evening73°feels 74°
Overnight70°feels 70°
81 °
Union, Wednesday, 12 August
Light rain. High 81°, low 68°.
Pressure29.77 inHg
Wind10.8 mph W
Humidity65%
Visibility6.2 mi
Dew point66°
Thu, 1380° / 61°0.02
Morning72°feels 73°
Afternoon78°feels 77°
Evening66°feels 65°
Overnight69°feels 70°
80 °
Union, Thursday, 13 August
Light rain. High 80°, low 61°.
Pressure29.80 inHg
Wind13 mph NW
Humidity39%
Visibility—
Dew point51°
Fri, 1475° / 55°0
Morning63°feels 62°
Afternoon72°feels 70°
Evening63°feels 62°
Overnight57°feels 55°
75 °
Union, Friday, 14 August
Overcast. High 75°, low 55°.
Pressure30.03 inHg
Wind11.2 mph NW
Humidity39%
Visibility—
Dew point45°
Sat, 1575° / 53°0
Morning62°feels 61°
Afternoon72°feels 71°
Evening62°feels 61°
Overnight56°feels 55°
75 °
Union, Saturday, 15 August
Clear. High 75°, low 53°.
Pressure30.12 inHg
Wind12.8 mph NW
Humidity37%
Visibility—
Dew point44°
Sun, 1677° / 52°0
Morning63°feels 62°
Afternoon75°feels 74°
Evening66°feels 65°
Overnight60°feels 59°
77 °
Union, Sunday, 16 August
Overcast. High 77°, low 52°.
Pressure30.12 inHg
Wind5.2 mph NW
Humidity37%
Visibility—
Dew point46°
Mon, 1778° / 57°0
Morning67°feels 66°
Afternoon76°feels 76°
Evening65°feels 66°
Overnight61°feels 61°
78 °
Union, Monday, 17 August
Partly cloudy. High 78°, low 57°.
Pressure30.00 inHg
Wind7.9 mph SW
Humidity45%
Visibility—
Dew point53°
Tue, 1882° / 59°0.01
Morning69°feels 69°
Afternoon80°feels 80°
Evening70°feels 70°
Overnight66°feels 67°
82 °
Union, Tuesday, 18 August
Light rain. High 82°, low 59°.
Pressure30.00 inHg
Wind5.1 mph N
Humidity46%
Visibility—
Dew point57°
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.