| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.43 | 0.25 | 0.18 |
| Feb | 0.59 | 0.44 | 0.15 |
| Mar | 1.04 | 0.72 | 0.32 |
| Apr | 1.88 | 1.50 | 0.38 |
| May | 2.59 | 2.60 | -0.01 |
| Jun | 2.12 | 2.17 | -0.05 |
| Jul | 1.81 | 1.83 | -0.02 |
| Aug | 1.41 | 1.71 | -0.30 |
| Sep | 1.44 | 1.76 | -0.32 |
| Oct | 1.13 | 0.97 | 0.16 |
| Nov | 0.69 | 0.53 | 0.16 |
| Dec | 0.60 | 0.46 | 0.14 |
15.73 | 14.94 | 0.79 |