| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.49 | 0.47 | 0.02 |
| Feb | 0.47 | 0.55 | -0.08 |
| Mar | 1.22 | 1.07 | 0.15 |
| Apr | 1.88 | 2.01 | -0.13 |
| May | 2.64 | 2.64 | 0.00 |
| Jun | 2.87 | 3.00 | -0.13 |
| Jul | 1.20 | 1.05 | 0.15 |
| Aug | 1.14 | 1.01 | 0.13 |
| Sep | 1.46 | 1.33 | 0.13 |
| Oct | 1.50 | 1.62 | -0.12 |
| Nov | 0.72 | 0.82 | -0.10 |
| Dec | 0.48 | 0.57 | -0.09 |
16.07 | 16.14 | -0.07 |