10-day forecast for Union, CO: 35° to 81°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
81°
Best day: Friday, October 23
50° · 0.76 in
Worst day: Monday, October 26
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 2381° / 61°0
Morning63°feels 61°
Afternoon81°feels 79°
Evening67°feels 65°
Overnight63°feels 62°
81 °
Union, Friday, 23 October
Clear. High 81°, low 61°.
Pressure29.65 inHg
Wind16.7 mph SW
Humidity24%
Visibility6.2 mi
Dew point42°
Sat, 2461° / 47°0.07
Morning48°feels 42°
Afternoon56°feels 53°
Evening52°feels 49°
Overnight61°feels 58°
61 °
Union, Saturday, 24 October
Rain. High 61°, low 47°.
Pressure30.30 inHg
Wind14.4 mph N
Humidity43%
Visibility6.2 mi
Dew point29°
Sun, 2558° / 44°0.27
Morning46°feels 42°
Afternoon57°feels 56°
Evening53°feels 52°
Overnight45°feels 42°
58 °
Union, Sunday, 25 October
Rain. High 58°, low 44°.
Pressure30.15 inHg
Wind9.6 mph SE
Humidity72%
Visibility6.2 mi
Dew point47°
Mon, 2650° / 39°0.76
Morning46°feels 40°
Afternoon47°feels 43°
Evening44°feels 42°
Overnight50°feels 46°
50 °
Union, Monday, 26 October
Rain. High 50°, low 39°.
Pressure30.24 inHg
Wind11.2 mph N
Humidity83%
Visibility6.2 mi
Dew point41°
Tue, 2763° / 36°0
Morning43°feels 40°
Afternoon59°feels 57°
Evening56°feels 55°
Overnight49°feels 48°
63 °
Union, Tuesday, 27 October
Mostly clear. High 63°, low 36°.
Pressure29.97 inHg
Wind11.3 mph S
Humidity55%
Visibility—
Dew point40°
Wed, 2867° / 46°0
Morning52°feels 49°
Afternoon63°feels 61°
Evening61°feels 57°
Overnight46°feels 39°
67 °
Union, Wednesday, 28 October
Overcast. High 67°, low 46°.
Pressure29.91 inHg
Wind22.2 mph N
Humidity34%
Visibility—
Dew point32°
Thu, 2953° / 35°0
Morning38°feels 33°
Afternoon45°feels 42°
Evening50°feels 47°
Overnight45°feels 39°
53 °
Union, Thursday, 29 October
Overcast. High 53°, low 35°.
Pressure30.36 inHg
Wind16.2 mph N
Humidity37%
Visibility—
Dew point19°
Fri, 3063° / 45°0
Morning48°feels 44°
Afternoon57°feels 54°
Evening58°feels 55°
Overnight52°feels 49°
63 °
Union, Friday, 30 October
Overcast. High 63°, low 45°.
Pressure29.83 inHg
Wind14.9 mph S
Humidity43%
Visibility—
Dew point33°
Sat, 3167° / 49°0.01
Morning54°feels 50°
Afternoon64°feels 62°
Evening61°feels 59°
Overnight56°feels 53°
67 °
Union, Saturday, 31 October
Light rain. High 67°, low 49°.
Pressure29.71 inHg
Wind9.7 mph W
Humidity33%
Visibility—
Dew point33°
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, CO 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.