| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.49 | 2.39 | 0.10 |
| Feb | 2.19 | 2.02 | 0.17 |
| Mar | 2.81 | 2.82 | -0.01 |
| Apr | 2.52 | 2.53 | -0.01 |
| May | 3.63 | 3.71 | -0.08 |
| Jun | 8.48 | 8.40 | 0.08 |
| Jul | 6.86 | 6.92 | -0.06 |
| Aug | 7.24 | 7.64 | -0.40 |
| Sep | 6.65 | 6.47 | 0.18 |
| Oct | 3.47 | 3.53 | -0.06 |
| Nov | 1.79 | 1.91 | -0.12 |
| Dec | 2.22 | 2.33 | -0.11 |
50.35 | 50.67 | -0.32 |