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11. New Orleans, Louisiana
> High average December temperature, 1991-2020: 65°F
> Low average December temperature, 1991-2020: 48°F
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10. San Antonio, Texas
> High average December temperature, 1991-2020: 65°F
> Low average December temperature, 1991-2020: 42°F
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9. San Diego, California
> High average December temperature, 1991-2020: 66°F
> Low average December temperature, 1991-2020: 50°F
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Source: Sean Pavone / iStock via Getty Images
8. Houston, Texas
> High average December temperature, 1991-2020: 66°F
> Low average December temperature, 1991-2020: 48°F
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Source: Dreamframer / iStock via Getty Images
7. Phoenix, Arizona
> High average December temperature, 1991-2020: 66°F
> Low average December temperature, 1991-2020: 45°F