| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.67 | 2.95 | -0.28 |
| Feb | 2.37 | 2.56 | -0.19 |
| Mar | 2.75 | 3.14 | -0.39 |
| Apr | 3.22 | 3.67 | -0.45 |
| May | 3.60 | 3.88 | -0.28 |
| Jun | 4.34 | 4.58 | -0.24 |
| Jul | 4.44 | 4.76 | -0.32 |
| Aug | 3.91 | 4.08 | -0.17 |
| Sep | 3.35 | 3.60 | -0.25 |
| Oct | 4.11 | 4.47 | -0.36 |
| Nov | 3.04 | 3.36 | -0.32 |
| Dec | 3.17 | 3.71 | -0.54 |
40.97 | 44.76 | -3.79 |