| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.00 | 0.95 | 0.05 |
| Feb | 1.00 | 0.99 | 0.01 |
| Mar | 1.94 | 1.87 | 0.07 |
| Apr | 3.43 | 3.40 | 0.03 |
| May | 4.48 | 4.35 | 0.13 |
| Jun | 5.38 | 5.34 | 0.04 |
| Jul | 4.37 | 4.26 | 0.11 |
| Aug | 4.33 | 4.32 | 0.01 |
| Sep | 3.67 | 3.55 | 0.12 |
| Oct | 2.47 | 2.35 | 0.12 |
| Nov | 1.77 | 1.67 | 0.10 |
| Dec | 1.22 | 1.19 | 0.03 |
35.06 | 34.24 | 0.82 |