| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.53 | 0.65 | -0.12 |
| Feb | 0.51 | 0.62 | -0.11 |
| Mar | 0.95 | 0.94 | 0.01 |
| Apr | 1.55 | 1.70 | -0.15 |
| May | 2.32 | 2.49 | -0.17 |
| Jun | 2.58 | 2.67 | -0.09 |
| Jul | 1.50 | 1.36 | 0.14 |
| Aug | 1.05 | 1.07 | -0.02 |
| Sep | 1.30 | 1.34 | -0.04 |
| Oct | 1.27 | 1.27 | 0.00 |
| Nov | 0.67 | 0.84 | -0.17 |
| Dec | 0.56 | 0.64 | -0.08 |
14.79 | 15.59 | -0.80 |