| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.64 | 3.66 | -0.02 |
| Feb | 2.93 | 2.84 | 0.09 |
| Mar | 4.02 | 3.90 | 0.12 |
| Apr | 3.44 | 3.67 | -0.23 |
| May | 3.91 | 3.94 | -0.03 |
| Jun | 4.46 | 4.57 | -0.11 |
| Jul | 5.48 | 5.33 | 0.15 |
| Aug | 5.13 | 5.74 | -0.61 |
| Sep | 5.42 | 5.52 | -0.10 |
| Oct | 4.01 | 4.28 | -0.27 |
| Nov | 3.37 | 3.49 | -0.12 |
| Dec | 3.46 | 3.60 | -0.14 |
49.27 | 50.54 | -1.27 |