| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.91 | 5.85 | 0.06 |
| Feb | 4.62 | 4.56 | 0.06 |
| Mar | 4.47 | 4.49 | -0.02 |
| Apr | 4.98 | 5.07 | -0.09 |
| May | 5.68 | 5.70 | -0.02 |
| Jun | 6.62 | 6.77 | -0.15 |
| Jul | 6.22 | 6.12 | 0.10 |
| Aug | 6.32 | 6.60 | -0.28 |
| Sep | 4.60 | 4.73 | -0.13 |
| Oct | 4.62 | 4.59 | 0.03 |
| Nov | 4.01 | 4.03 | -0.02 |
| Dec | 5.22 | 5.17 | 0.05 |
63.27 | 63.68 | -0.41 |