| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.50 | 5.16 | 0.34 |
| Feb | 4.84 | 4.64 | 0.20 |
| Mar | 5.18 | 5.01 | 0.17 |
| Apr | 4.83 | 4.42 | 0.41 |
| May | 4.48 | 4.24 | 0.24 |
| Jun | 5.40 | 4.64 | 0.76 |
| Jul | 5.45 | 4.57 | 0.88 |
| Aug | 6.22 | 5.70 | 0.52 |
| Sep | 4.95 | 4.49 | 0.46 |
| Oct | 4.19 | 4.20 | -0.01 |
| Nov | 4.53 | 4.32 | 0.21 |
| Dec | 5.84 | 5.55 | 0.29 |
61.41 | 56.94 | 4.47 |