| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.57 | 2.71 | -0.14 |
| Feb | 2.25 | 2.38 | -0.13 |
| Mar | 3.49 | 3.52 | -0.03 |
| Apr | 4.93 | 4.84 | 0.09 |
| May | 4.94 | 5.02 | -0.08 |
| Jun | 4.34 | 4.55 | -0.21 |
| Jul | 3.86 | 4.07 | -0.21 |
| Aug | 3.30 | 3.43 | -0.13 |
| Sep | 3.24 | 3.27 | -0.03 |
| Oct | 3.06 | 3.09 | -0.03 |
| Nov | 3.45 | 3.63 | -0.18 |
| Dec | 2.74 | 2.75 | -0.01 |
42.17 | 43.26 | -1.09 |