| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.60 | 2.54 | 0.06 |
| Feb | 2.15 | 2.22 | -0.07 |
| Mar | 2.60 | 2.54 | 0.06 |
| Apr | 3.75 | 3.65 | 0.10 |
| May | 4.33 | 4.17 | 0.16 |
| Jun | 4.58 | 4.49 | 0.09 |
| Jul | 4.25 | 4.42 | -0.17 |
| Aug | 4.12 | 4.19 | -0.07 |
| Sep | 3.37 | 3.25 | 0.12 |
| Oct | 3.35 | 3.18 | 0.17 |
| Nov | 2.92 | 2.88 | 0.04 |
| Dec | 2.47 | 2.41 | 0.06 |
40.49 | 39.94 | 0.55 |