| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.73 | 2.12 | -0.39 |
| Feb | 1.65 | 2.00 | -0.35 |
| Mar | 2.15 | 2.40 | -0.25 |
| Apr | 2.54 | 2.98 | -0.44 |
| May | 2.35 | 2.56 | -0.21 |
| Jun | 1.13 | 1.31 | -0.18 |
| Jul | 0.62 | 0.62 | 0.00 |
| Aug | 0.67 | 0.77 | -0.10 |
| Sep | 1.31 | 1.42 | -0.11 |
| Oct | 1.60 | 1.88 | -0.28 |
| Nov | 1.57 | 1.91 | -0.34 |
| Dec | 1.68 | 2.01 | -0.33 |
19.00 | 21.98 | -2.98 |