| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.11 | 5.16 | -0.05 |
| Feb | 4.32 | 4.50 | -0.18 |
| Mar | 4.64 | 4.88 | -0.24 |
| Apr | 4.42 | 4.54 | -0.12 |
| May | 4.63 | 4.60 | 0.03 |
| Jun | 4.70 | 4.95 | -0.25 |
| Jul | 3.52 | 3.80 | -0.28 |
| Aug | 3.81 | 4.32 | -0.51 |
| Sep | 3.85 | 4.17 | -0.32 |
| Oct | 4.92 | 4.82 | 0.10 |
| Nov | 4.68 | 4.78 | -0.10 |
| Dec | 5.37 | 5.57 | -0.20 |
53.97 | 56.09 | -2.12 |