There are
2,005 mi
from Rocklin, CA to Weslaco, TX
That's the driving distance. It would take 1 day 10 hours to go from Rocklin, California to Weslaco, Texas.
The flight distance (direct flight from Rocklin, CA to Weslaco, TX) is 1,604.25 mi.
2,005 mi = 3,226.16 kms