Weekend weather — Union City, CA
How Saturday and Sunday are shaping up (Sat, Aug 22 →). For hour-by-hour timing, open the hourly page.
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Weekend read
This weekend in Union City: Saturday reaches 23° with a 15% chance of rain, Sunday 31° at 8%. If you can only get outside for one of them, Sunday is the better bet. The temperature difference between them is about 14°, which is a noticeable step for one night.