10-day forecast for Union, PA: 37° to 66°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
66°
Best day: Sunday, October 25
52°
Worst day: Saturday, October 17
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1861° / 37°0
Morning37°feels 37°
Afternoon60°feels 57°
Evening49°feels 49°
Overnight40°feels 40°
61 °
Union, Sunday, 18 October
Clear. High 61°, low 37°.
Pressure30.59 inHg
Wind1.9 mph SE
Humidity51%
Visibility6.2 mi
Dew point35°
Mon, 1964° / 39°0
Morning40°feels 38°
Afternoon63°feels 61°
Evening51°feels 49°
Overnight43°feels 41°
64 °
Union, Monday, 19 October
Clear. High 64°, low 39°.
Pressure30.45 inHg
Wind2 mph NE
Humidity48%
Visibility6.2 mi
Dew point39°
Tue, 2063° / 40°0
Morning40°feels 38°
Afternoon62°feels 60°
Evening52°feels 51°
Overnight43°feels 41°
63 °
Union, Tuesday, 20 October
Mostly clear. High 63°, low 40°.
Pressure30.39 inHg
Wind4.2 mph N
Humidity67%
Visibility6.2 mi
Dew point47°
Wed, 2162° / 39°0
Morning39°feels 36°
Afternoon61°feels 59°
Evening50°feels 48°
Overnight45°feels 42°
62 °
Union, Wednesday, 21 October
Clear. High 62°, low 39°.
Pressure30.30 inHg
Wind2.4 mph NE
Humidity59%
Visibility6.2 mi
Dew point41°
Thu, 2261° / 38°0
Morning44°feels 42°
Afternoon58°feels 57°
Evening52°feels 50°
Overnight46°feels 43°
61 °
Union, Thursday, 22 October
Clear. High 61°, low 38°.
Pressure30.21 inHg
Wind7.5 mph N
Humidity54%
Visibility—
Dew point40°
Fri, 2362° / 41°0
Morning47°feels 44°
Afternoon60°feels 59°
Evening51°feels 50°
Overnight47°feels 47°
62 °
Union, Friday, 23 October
Clear. High 62°, low 41°.
Pressure30.27 inHg
Wind6.1 mph NE
Humidity54%
Visibility—
Dew point42°
Sat, 2464° / 43°0
Morning49°feels 47°
Afternoon63°feels 61°
Evening53°feels 51°
Overnight48°feels 47°
64 °
Union, Saturday, 24 October
Overcast. High 64°, low 43°.
Pressure30.39 inHg
Wind4.3 mph SE
Humidity42%
Visibility—
Dew point38°
Sun, 2566° / 45°0
Morning51°feels 51°
Afternoon65°feels 63°
Evening56°feels 55°
Overnight51°feels 50°
66 °
Union, Sunday, 25 October
Overcast. High 66°, low 45°.
Pressure30.33 inHg
Wind6.6 mph S
Humidity42%
Visibility—
Dew point40°
Mon, 2666° / 49°0
Morning55°feels 53°
Afternoon64°feels 63°
Evening55°feels 54°
Overnight52°feels 51°
66 °
Union, Monday, 26 October
Overcast. High 66°, low 49°.
Pressure30.15 inHg
Wind9.8 mph SW
Humidity54%
Visibility—
Dew point47°
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.