| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.35 | 3.44 | -0.09 |
| Feb | 3.23 | 3.41 | -0.18 |
| Mar | 3.47 | 3.53 | -0.06 |
| Apr | 3.29 | 3.21 | 0.08 |
| May | 3.39 | 3.60 | -0.21 |
| Jun | 5.63 | 5.66 | -0.03 |
| Jul | 5.67 | 6.10 | -0.43 |
| Aug | 6.19 | 6.32 | -0.13 |
| Sep | 5.06 | 5.33 | -0.27 |
| Oct | 4.21 | 4.13 | 0.08 |
| Nov | 2.88 | 2.81 | 0.07 |
| Dec | 3.41 | 3.64 | -0.23 |
49.78 | 51.18 | -1.40 |