| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.33 | 0.33 | 0.00 |
| Feb | 0.39 | 0.41 | -0.02 |
| Mar | 0.87 | 0.95 | -0.08 |
| Apr | 1.76 | 1.53 | 0.23 |
| May | 2.35 | 2.46 | -0.11 |
| Jun | 1.68 | 1.59 | 0.09 |
| Jul | 1.51 | 1.47 | 0.04 |
| Aug | 1.46 | 1.15 | 0.31 |
| Sep | 1.19 | 1.21 | -0.02 |
| Oct | 1.02 | 0.97 | 0.05 |
| Nov | 0.63 | 0.61 | 0.02 |
| Dec | 0.41 | 0.49 | -0.08 |
13.60 | 13.17 | 0.43 |