| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.44 | 0.44 | 0.00 |
| Feb | 0.49 | 0.53 | -0.04 |
| Mar | 0.97 | 1.24 | -0.27 |
| Apr | 1.81 | 1.95 | -0.14 |
| May | 2.37 | 2.36 | 0.01 |
| Jun | 1.53 | 1.46 | 0.07 |
| Jul | 1.76 | 1.62 | 0.14 |
| Aug | 1.47 | 1.42 | 0.05 |
| Sep | 1.18 | 1.19 | -0.01 |
| Oct | 0.93 | 1.09 | -0.16 |
| Nov | 0.68 | 0.77 | -0.09 |
| Dec | 0.45 | 0.53 | -0.08 |
14.08 | 14.60 | -0.52 |