| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.04 | 3.27 | -0.23 |
| Feb | 2.55 | 2.64 | -0.09 |
| Mar | 3.59 | 3.82 | -0.23 |
| Apr | 3.71 | 3.78 | -0.07 |
| May | 3.78 | 4.24 | -0.46 |
| Jun | 4.10 | 4.43 | -0.33 |
| Jul | 4.28 | 4.47 | -0.19 |
| Aug | 4.06 | 4.26 | -0.20 |
| Sep | 4.36 | 4.63 | -0.27 |
| Oct | 3.77 | 3.98 | -0.21 |
| Nov | 3.15 | 3.12 | 0.03 |
| Dec | 3.35 | 3.57 | -0.22 |
43.74 | 46.21 | -2.47 |