| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.04 | 3.24 | -0.20 |
| Feb | 2.55 | 2.62 | -0.07 |
| Mar | 3.59 | 3.78 | -0.19 |
| Apr | 3.71 | 3.72 | -0.01 |
| May | 3.78 | 4.18 | -0.40 |
| Jun | 4.10 | 4.35 | -0.25 |
| Jul | 4.28 | 4.38 | -0.10 |
| Aug | 4.06 | 4.19 | -0.13 |
| Sep | 4.36 | 4.53 | -0.17 |
| Oct | 3.77 | 3.87 | -0.10 |
| Nov | 3.15 | 3.09 | 0.06 |
| Dec | 3.35 | 3.54 | -0.19 |
43.74 | 45.49 | -1.75 |