| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.16 | 2.28 | -0.12 |
| Feb | 1.79 | 1.86 | -0.07 |
| Mar | 2.07 | 2.08 | -0.01 |
| Apr | 2.52 | 2.75 | -0.23 |
| May | 4.06 | 4.33 | -0.27 |
| Jun | 9.19 | 10.03 | -0.84 |
| Jul | 7.91 | 8.57 | -0.66 |
| Aug | 8.63 | 9.18 | -0.55 |
| Sep | 7.57 | 8.45 | -0.88 |
| Oct | 3.67 | 3.55 | 0.12 |
| Nov | 1.62 | 1.71 | -0.09 |
| Dec | 1.72 | 1.68 | 0.04 |
52.91 | 56.47 | -3.56 |