Approximate Range of Average Annual Temperatures for Each Zone
| Zone 2: -50 to -40 Degrees | Zone 7: 0 to 10 Degrees | ||
| Zone 3: -40 to -30 Degrees | Zone 8: 10 to 20 Degrees | ||
| Zone 4: -30 to -20 Degrees | Zone 9: 20 to 30 Degrees | ||
| Zone 5: -20 to -10 Degrees | Zone 10: 30 to 40 Degrees | ||
| Zone 6: -10 to 0 Degrees |
