| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.38 | 4.39 | -0.01 |
| Feb | 4.62 | 4.73 | -0.11 |
| Mar | 5.54 | 5.66 | -0.12 |
| Apr | 5.85 | 5.78 | 0.07 |
| May | 5.33 | 5.20 | 0.13 |
| Jun | 3.90 | 3.91 | -0.01 |
| Jul | 3.92 | 4.14 | -0.22 |
| Aug | 3.87 | 3.51 | 0.36 |
| Sep | 3.67 | 3.52 | 0.15 |
| Oct | 4.64 | 4.82 | -0.18 |
| Nov | 4.39 | 4.48 | -0.09 |
| Dec | 5.68 | 5.85 | -0.17 |
55.79 | 55.99 | -0.20 |