10-day forecast for Union City, CA: 46° to 77°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
77°
Best day: Sunday, November 8
67° · 0.21 in
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 0367° / 49°0.21
Morning53°feels 52°
Afternoon67°feels 66°
Evening54°feels 54°
Overnight51°feels 50°
67 °
Union City, Tuesday, 3 November
Rain. High 67°, low 49°.
Pressure30.06 inHg
Wind6.4 mph S
Humidity79%
Visibility4.6 mi
Dew point54°
Wed, 0466° / 49°0
Morning55°feels 55°
Afternoon66°feels 66°
Evening59°feels 59°
Overnight50°feels 50°
66 °
Union City, Wednesday, 4 November
Clear. High 66°, low 49°.
Pressure30.06 inHg
Wind4.4 mph W
Humidity66%
Visibility6.2 mi
Dew point53°
Thu, 0568° / 51°0
Morning53°feels 52°
Afternoon68°feels 67°
Evening58°feels 58°
Overnight55°feels 54°
68 °
Union City, Thursday, 5 November
Clear. High 68°, low 51°.
Pressure30.09 inHg
Wind1.6 mph W
Humidity64%
Visibility6.2 mi
Dew point52°
Fri, 0667° / 53°0
Morning55°feels 54°
Afternoon67°feels 66°
Evening65°feels 64°
Overnight54°feels 54°
67 °
Union City, Friday, 6 November
Overcast. High 67°, low 53°.
Pressure30.12 inHg
Wind2.6 mph W
Humidity70%
Visibility6.2 mi
Dew point53°
Sat, 0773° / 49°0
Morning54°feels 53°
Afternoon67°feels 66°
Evening71°feels 71°
Overnight58°feels 58°
73 °
Union City, Saturday, 7 November
Mostly clear. High 73°, low 49°.
Pressure30.09 inHg
Wind3.4 mph W
Humidity52%
Visibility—
Dew point46°
Sun, 0877° / 56°0
Morning60°feels 60°
Afternoon69°feels 68°
Evening72°feels 70°
Overnight61°feels 60°
77 °
Union City, Sunday, 8 November
Mostly clear. High 77°, low 56°.
Pressure30.09 inHg
Wind5.1 mph W
Humidity46%
Visibility—
Dew point46°
Mon, 0976° / 58°0
Morning62°feels 60°
Afternoon70°feels 68°
Evening72°feels 71°
Overnight63°feels 61°
76 °
Union City, Monday, 9 November
Partly cloudy. High 76°, low 58°.
Pressure30.00 inHg
Wind4.4 mph NW
Humidity31%
Visibility—
Dew point36°
Tue, 1073° / 59°0
Morning62°feels 60°
Afternoon67°feels 65°
Evening68°feels 67°
Overnight60°feels 59°
73 °
Union City, Tuesday, 10 November
Overcast. High 73°, low 59°.
Pressure30.03 inHg
Wind4.6 mph NW
Humidity36%
Visibility—
Dew point38°
Wed, 1171° / 56°0
Morning59°feels 58°
Afternoon65°feels 64°
Evening67°feels 65°
Overnight63°feels 61°
71 °
Union City, Wednesday, 11 November
Overcast. High 71°, low 56°.
Pressure30.06 inHg
Wind10.9 mph S
Humidity62%
Visibility—
Dew point50°
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 City, CA 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.