| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.17 | 5.35 | -0.18 |
| Feb | 3.83 | 4.13 | -0.30 |
| Mar | 4.17 | 4.35 | -0.18 |
| Apr | 4.56 | 4.81 | -0.25 |
| May | 5.16 | 5.83 | -0.67 |
| Jun | 7.11 | 7.70 | -0.59 |
| Jul | 7.49 | 7.76 | -0.27 |
| Aug | 7.26 | 7.72 | -0.46 |
| Sep | 5.75 | 5.87 | -0.12 |
| Oct | 4.13 | 4.47 | -0.34 |
| Nov | 3.69 | 3.80 | -0.11 |
| Dec | 4.59 | 4.50 | 0.09 |
62.91 | 66.29 | -3.38 |