| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.39 | 0.41 | -0.02 |
| Feb | 0.29 | 0.37 | -0.08 |
| Mar | 0.61 | 0.74 | -0.13 |
| Apr | 0.88 | 0.83 | 0.05 |
| May | 1.37 | 1.45 | -0.08 |
| Jun | 1.71 | 1.91 | -0.20 |
| Jul | 2.63 | 2.67 | -0.04 |
| Aug | 2.43 | 2.70 | -0.27 |
| Sep | 2.33 | 2.08 | 0.25 |
| Oct | 1.18 | 1.34 | -0.16 |
| Nov | 0.47 | 0.59 | -0.12 |
| Dec | 0.51 | 0.62 | -0.11 |
14.80 | 15.71 | -0.91 |