| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.54 | 0.42 | 0.12 |
| Feb | 0.66 | 0.52 | 0.14 |
| Mar | 1.33 | 1.26 | 0.07 |
| Apr | 2.11 | 2.12 | -0.01 |
| May | 2.58 | 2.94 | -0.36 |
| Jun | 1.80 | 2.02 | -0.22 |
| Jul | 1.97 | 1.98 | -0.01 |
| Aug | 1.55 | 1.47 | 0.08 |
| Sep | 1.49 | 1.55 | -0.06 |
| Oct | 1.19 | 1.19 | 0.00 |
| Nov | 0.78 | 0.68 | 0.10 |
| Dec | 0.60 | 0.45 | 0.15 |
16.60 | 16.60 | 0.00 |