| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.12 | 2.33 | -0.21 |
| Feb | 1.32 | 1.47 | -0.15 |
| Mar | 1.74 | 1.86 | -0.12 |
| Apr | 1.46 | 1.45 | 0.01 |
| May | 1.89 | 2.01 | -0.12 |
| Jun | 2.08 | 2.23 | -0.15 |
| Jul | 0.85 | 0.87 | -0.02 |
| Aug | 0.57 | 0.63 | -0.06 |
| Sep | 0.71 | 0.83 | -0.12 |
| Oct | 1.51 | 1.57 | -0.06 |
| Nov | 2.38 | 2.26 | 0.12 |
| Dec | 2.28 | 2.65 | -0.37 |
18.91 | 20.16 | -1.25 |