| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.84 | 5.08 | -0.24 |
| Feb | 4.74 | 5.20 | -0.46 |
| Mar | 4.80 | 5.20 | -0.40 |
| Apr | 4.93 | 5.60 | -0.67 |
| May | 3.45 | 3.65 | -0.20 |
| Jun | 6.03 | 6.43 | -0.40 |
| Jul | 7.24 | 8.04 | -0.80 |
| Aug | 7.33 | 8.01 | -0.68 |
| Sep | 5.79 | 6.43 | -0.64 |
| Oct | 4.04 | 4.41 | -0.37 |
| Nov | 4.16 | 4.59 | -0.43 |
| Dec | 5.07 | 5.27 | -0.20 |
62.42 | 67.91 | -5.49 |