| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.99 | 0.96 | 0.03 |
| Feb | 0.99 | 0.98 | 0.01 |
| Mar | 1.98 | 1.84 | 0.14 |
| Apr | 3.65 | 3.52 | 0.13 |
| May | 4.69 | 4.45 | 0.24 |
| Jun | 5.46 | 5.39 | 0.07 |
| Jul | 4.34 | 4.33 | 0.01 |
| Aug | 4.24 | 4.13 | 0.11 |
| Sep | 3.72 | 3.61 | 0.11 |
| Oct | 2.60 | 2.46 | 0.14 |
| Nov | 1.81 | 1.66 | 0.15 |
| Dec | 1.27 | 1.20 | 0.07 |
35.74 | 34.53 | 1.21 |