Will I be cold?
Will I be cold in Fort Worth in January?
Verdict
Yes — Yes, cold.
Lows drop to 36°F on average — noticeably cold, especially after sundown.
Day vs. night
Day
56°F
Cool
Sweater weather with the option to add a light shell.
Night
36°F
Cold
Cold enough that a hat and gloves become mandatory.
Why
Fort Worth in January averages highs of 56°F, lows of 36°F, 7 rainy days.
Plan for real winter kit — an insulated coat, warm hat, and gloves rather than a light jacket.