| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.48 | 4.14 | 1.34 |
| Feb | 4.39 | 3.49 | 0.90 |
| Mar | 5.38 | 4.23 | 1.15 |
| Apr | 5.65 | 4.35 | 1.30 |
| May | 5.43 | 4.46 | 0.97 |
| Jun | 5.26 | 4.43 | 0.83 |
| Jul | 5.16 | 4.53 | 0.63 |
| Aug | 5.75 | 4.55 | 1.20 |
| Sep | 5.50 | 4.73 | 0.77 |
| Oct | 5.25 | 3.45 | 1.80 |
| Nov | 5.19 | 3.47 | 1.72 |
| Dec | 5.61 | 4.28 | 1.33 |
64.05 | 50.11 | 13.94 |