| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.95 | 2.14 | -0.19 |
| Feb | 1.67 | 1.81 | -0.14 |
| Mar | 2.47 | 2.68 | -0.21 |
| Apr | 3.14 | 3.26 | -0.12 |
| May | 3.01 | 3.11 | -0.10 |
| Jun | 3.74 | 3.91 | -0.17 |
| Jul | 3.53 | 3.73 | -0.20 |
| Aug | 3.55 | 3.55 | 0.00 |
| Sep | 3.81 | 3.81 | 0.00 |
| Oct | 3.39 | 3.53 | -0.14 |
| Nov | 2.46 | 2.65 | -0.19 |
| Dec | 2.37 | 2.52 | -0.15 |
35.09 | 36.70 | -1.61 |