| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.53 | 0.56 | -0.03 |
| Feb | 0.52 | 0.55 | -0.03 |
| Mar | 0.98 | 0.98 | 0.00 |
| Apr | 1.31 | 1.26 | 0.05 |
| May | 2.97 | 2.94 | 0.03 |
| Jun | 3.85 | 3.92 | -0.07 |
| Jul | 3.48 | 3.58 | -0.10 |
| Aug | 2.71 | 2.75 | -0.04 |
| Sep | 2.47 | 2.47 | 0.00 |
| Oct | 1.93 | 2.04 | -0.11 |
| Nov | 0.77 | 0.81 | -0.04 |
| Dec | 0.69 | 0.77 | -0.08 |
22.21 | 22.63 | -0.42 |