| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.71 | 2.90 | -0.19 |
| Feb | 2.39 | 2.73 | -0.34 |
| Mar | 2.96 | 3.16 | -0.20 |
| Apr | 3.56 | 3.65 | -0.09 |
| May | 3.63 | 3.70 | -0.07 |
| Jun | 4.15 | 4.36 | -0.21 |
| Jul | 3.93 | 4.18 | -0.25 |
| Aug | 3.87 | 4.24 | -0.37 |
| Sep | 3.67 | 3.79 | -0.12 |
| Oct | 4.23 | 4.29 | -0.06 |
| Nov | 3.24 | 3.48 | -0.24 |
| Dec | 3.25 | 3.58 | -0.33 |
41.59 | 44.06 | -2.47 |