| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.55 | 0.46 | 0.09 |
| Feb | 0.71 | 0.53 | 0.18 |
| Mar | 1.41 | 1.29 | 0.12 |
| Apr | 2.43 | 1.92 | 0.51 |
| May | 3.11 | 3.19 | -0.08 |
| Jun | 1.97 | 2.04 | -0.07 |
| Jul | 2.02 | 2.13 | -0.11 |
| Aug | 1.79 | 1.63 | 0.16 |
| Sep | 1.58 | 1.61 | -0.03 |
| Oct | 1.32 | 1.34 | -0.02 |
| Nov | 0.91 | 0.71 | 0.20 |
| Dec | 0.54 | 0.51 | 0.03 |
18.34 | 17.36 | 0.98 |