| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F | |
| 2012 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 8a: 10°F to 15°F | |
| 1990 Hardiness Zone: | Zone 8b: 15F to 20F | |
| Average First Frost Date: | Oct. 21 - Oct. 31 | |
| Average Last Frost Date: | May 1 - May 10 | |
| Koppen-Geiger Climate Zone: | Csb - Warm-Summer Mediterranean Climate | |
| Ecoregion: | 3c - Prairie Terraces | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 97106 - Banks, OR | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 33 | 35 | 37 | 39 | 44 | 49 | 53 | 53 | 50 | 43 | 38 | 34 | 42 |
| Avg Max Temp (°F) | 45 | 50 | 55 | 61 | 67 | 73 | 80 | 81 | 76 | 64 | 52 | 46 | 63 |
| Avg Precip (In.) | 6.87 | 6.1 | 4.75 | 2.98 | 2.12 | 1.4 | .54 | .85 | 1.81 | 3.15 | 6.73 | 8.58 | 45.88 |