| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.49 | 3.54 | -0.05 |
| Feb | 2.45 | 2.55 | -0.10 |
| Mar | 3.00 | 3.08 | -0.08 |
| Apr | 3.65 | 3.81 | -0.16 |
| May | 3.76 | 3.92 | -0.16 |
| Jun | 4.23 | 4.37 | -0.14 |
| Jul | 4.55 | 4.68 | -0.13 |
| Aug | 3.93 | 3.94 | -0.01 |
| Sep | 4.16 | 4.10 | 0.06 |
| Oct | 4.25 | 4.15 | 0.10 |
| Nov | 3.76 | 3.72 | 0.04 |
| Dec | 3.89 | 3.79 | 0.10 |
45.12 | 45.65 | -0.53 |