| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.41 | 0.46 | -0.05 |
| Feb | 0.44 | 0.49 | -0.05 |
| Mar | 0.57 | 0.62 | -0.05 |
| Apr | 1.01 | 1.09 | -0.08 |
| May | 1.35 | 1.56 | -0.21 |
| Jun | 0.79 | 0.78 | 0.01 |
| Jul | 0.53 | 0.53 | 0.00 |
| Aug | 0.76 | 0.61 | 0.15 |
| Sep | 0.97 | 0.97 | 0.00 |
| Oct | 0.95 | 0.94 | 0.01 |
| Nov | 0.42 | 0.60 | -0.18 |
| Dec | 0.44 | 0.49 | -0.05 |
8.64 | 9.14 | -0.50 |