| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.38 | 1.64 | -0.26 |
| Feb | 1.43 | 1.71 | -0.28 |
| Mar | 2.21 | 2.07 | 0.14 |
| Apr | 2.92 | 2.78 | 0.14 |
| May | 2.55 | 2.13 | 0.42 |
| Jun | 1.54 | 1.39 | 0.15 |
| Jul | 2.02 | 1.55 | 0.47 |
| Aug | 1.80 | 1.73 | 0.07 |
| Sep | 1.55 | 1.59 | -0.04 |
| Oct | 1.55 | 1.69 | -0.14 |
| Nov | 1.39 | 1.66 | -0.27 |
| Dec | 1.33 | 1.59 | -0.26 |
21.67 | 21.53 | 0.14 |