| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.44 | 0.59 | -0.15 |
| Feb | 0.48 | 0.65 | -0.17 |
| Mar | 1.09 | 1.48 | -0.39 |
| Apr | 1.81 | 2.20 | -0.39 |
| May | 2.22 | 2.36 | -0.14 |
| Jun | 1.86 | 1.92 | -0.06 |
| Jul | 2.35 | 2.11 | 0.24 |
| Aug | 1.91 | 2.10 | -0.19 |
| Sep | 1.22 | 1.46 | -0.24 |
| Oct | 1.02 | 1.17 | -0.15 |
| Nov | 0.71 | 0.89 | -0.18 |
| Dec | 0.47 | 0.64 | -0.17 |
15.58 | 17.57 | -1.99 |