| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.82 | 3.07 | -0.25 |
| Feb | 2.48 | 2.71 | -0.23 |
| Mar | 2.98 | 3.40 | -0.42 |
| Apr | 3.23 | 3.47 | -0.24 |
| May | 3.40 | 3.51 | -0.11 |
| Jun | 4.24 | 4.57 | -0.33 |
| Jul | 4.37 | 4.58 | -0.21 |
| Aug | 3.93 | 4.09 | -0.16 |
| Sep | 3.34 | 3.53 | -0.19 |
| Oct | 4.13 | 4.30 | -0.17 |
| Nov | 3.06 | 3.26 | -0.20 |
| Dec | 3.40 | 3.85 | -0.45 |
41.38 | 44.34 | -2.96 |