| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.86 | 2.14 | -0.28 |
| Feb | 1.71 | 1.82 | -0.11 |
| Mar | 2.05 | 2.24 | -0.19 |
| Apr | 2.32 | 2.53 | -0.21 |
| May | 2.28 | 2.52 | -0.24 |
| Jun | 1.24 | 1.32 | -0.08 |
| Jul | 0.64 | 0.62 | 0.02 |
| Aug | 0.74 | 0.72 | 0.02 |
| Sep | 1.39 | 1.36 | 0.03 |
| Oct | 1.75 | 1.86 | -0.11 |
| Nov | 1.61 | 1.72 | -0.11 |
| Dec | 1.90 | 1.82 | 0.08 |
19.49 | 20.67 | -1.18 |