| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.25 | 4.27 | -0.02 |
| Feb | 3.95 | 3.93 | 0.02 |
| Mar | 4.47 | 4.60 | -0.13 |
| Apr | 3.95 | 4.19 | -0.24 |
| May | 3.94 | 4.03 | -0.09 |
| Jun | 4.19 | 4.25 | -0.06 |
| Jul | 4.36 | 4.78 | -0.42 |
| Aug | 4.75 | 4.95 | -0.20 |
| Sep | 3.94 | 4.01 | -0.07 |
| Oct | 3.48 | 3.73 | -0.25 |
| Nov | 3.79 | 4.04 | -0.25 |
| Dec | 4.55 | 4.84 | -0.29 |
49.62 | 51.62 | -2.00 |