| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.58 | 2.77 | -0.19 |
| Feb | 2.23 | 2.39 | -0.16 |
| Mar | 2.79 | 2.91 | -0.12 |
| Apr | 3.85 | 3.84 | 0.01 |
| May | 4.29 | 4.12 | 0.17 |
| Jun | 4.33 | 4.16 | 0.17 |
| Jul | 4.23 | 4.02 | 0.21 |
| Aug | 3.59 | 3.50 | 0.09 |
| Sep | 3.06 | 3.00 | 0.06 |
| Oct | 2.85 | 2.92 | -0.07 |
| Nov | 2.90 | 2.98 | -0.08 |
| Dec | 2.55 | 2.63 | -0.08 |
39.25 | 39.24 | 0.01 |