Frost Dates for San Luis, AZ
Frost is rare in San Luis, AZ: freezing nights occurred in fewer than 1 in 10 years over 1991–2020.
FrostRare to noneFreezing temperatures happened in fewer than 1 in 10 years here.
Based on NOAA 1991–2020 records from the Yuma Mcas, AZ weather station, 13 miles away, elevation 213 ft. Frost can come earlier in low spots and valleys and later near cities and large lakes.
Planting calendar for San Luis
Frost is rare here, so planting follows heat and rain more than frost. Plant cool-season crops in fall and winter and warm-season crops in late winter and spring.