| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.18 | 3.46 | -0.28 |
| Feb | 2.72 | 2.94 | -0.22 |
| Mar | 4.24 | 4.39 | -0.15 |
| Apr | 3.48 | 3.51 | -0.03 |
| May | 3.25 | 3.38 | -0.13 |
| Jun | 4.27 | 4.14 | 0.13 |
| Jul | 4.64 | 4.53 | 0.11 |
| Aug | 4.67 | 4.71 | -0.04 |
| Sep | 3.90 | 3.84 | 0.06 |
| Oct | 3.88 | 4.00 | -0.12 |
| Nov | 3.18 | 3.20 | -0.02 |
| Dec | 4.07 | 4.35 | -0.28 |
45.48 | 46.45 | -0.97 |