10-day forecast for Union, PA: 36° to 71°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
66°
Best day: Tuesday, October 20
71° · 0.22 in
Worst day: Friday, October 16
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1750° / 39°0
Morning45°feels 40°
Afternoon46°feels 42°
Evening43°feels 39°
Overnight48°feels 43°
50 °
Union, Saturday, 17 October
Light rain. High 50°, low 39°.
Pressure30.33 inHg
Wind11.1 mph N
Humidity51%
Visibility6.2 mi
Dew point29°
Sun, 1859° / 36°0
Morning38°feels 38°
Afternoon58°feels 55°
Evening50°feels 48°
Overnight38°feels 38°
59 °
Union, Sunday, 18 October
Clear. High 59°, low 36°.
Pressure30.62 inHg
Wind1.3 mph NW
Humidity53%
Visibility6.2 mi
Dew point37°
Mon, 1965° / 41°0
Morning42°feels 42°
Afternoon64°feels 61°
Evening55°feels 53°
Overnight43°feels 43°
65 °
Union, Monday, 19 October
Clear. High 65°, low 41°.
Pressure30.47 inHg
Wind3 mph N
Humidity45%
Visibility6.2 mi
Dew point38°
Tue, 2066° / 43°0
Morning43°feels 40°
Afternoon66°feels 64°
Evening63°feels 61°
Overnight47°feels 46°
66 °
Union, Tuesday, 20 October
Clear. High 66°, low 43°.
Pressure30.33 inHg
Wind5.5 mph N
Humidity49%
Visibility6.2 mi
Dew point41°
Wed, 2163° / 44°0
Morning48°feels 48°
Afternoon58°feels 56°
Evening60°feels 59°
Overnight48°feels 48°
63 °
Union, Wednesday, 21 October
Clear. High 63°, low 44°.
Pressure30.36 inHg
Wind3.5 mph N
Humidity67%
Visibility—
Dew point44°
Thu, 2256° / 39°0
Morning43°feels 42°
Afternoon51°feels 48°
Evening52°feels 50°
Overnight39°feels 39°
56 °
Union, Thursday, 22 October
Partly cloudy. High 56°, low 39°.
Pressure30.30 inHg
Wind3.3 mph E
Humidity63%
Visibility—
Dew point37°
Fri, 2363° / 36°0
Morning41°feels 40°
Afternoon55°feels 52°
Evening59°feels 57°
Overnight44°feels 44°
63 °
Union, Friday, 23 October
Clear. High 63°, low 36°.
Pressure30.21 inHg
Wind8 mph NW
Humidity53%
Visibility—
Dew point34°
Sat, 2458° / 42°0
Morning47°feels 45°
Afternoon54°feels 52°
Evening55°feels 54°
Overnight43°feels 42°
58 °
Union, Saturday, 24 October
Clear. High 58°, low 42°.
Pressure30.36 inHg
Wind6.1 mph N
Humidity65%
Visibility—
Dew point40°
Sun, 2557° / 38°0
Morning42°feels 41°
Afternoon51°feels 49°
Evening52°feels 50°
Overnight39°feels 39°
57 °
Union, Sunday, 25 October
Mostly clear. High 57°, low 38°.
Pressure30.47 inHg
Wind4.3 mph SE
Humidity65%
Visibility—
Dew point37°
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.