| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.45 | 0.60 | -0.15 |
| Feb | 0.48 | 0.66 | -0.18 |
| Mar | 1.08 | 1.39 | -0.31 |
| Apr | 1.82 | 2.27 | -0.45 |
| May | 2.17 | 2.38 | -0.21 |
| Jun | 1.93 | 2.11 | -0.18 |
| Jul | 2.38 | 2.25 | 0.13 |
| Aug | 1.92 | 2.14 | -0.22 |
| Sep | 1.22 | 1.41 | -0.19 |
| Oct | 1.03 | 1.16 | -0.13 |
| Nov | 0.67 | 0.88 | -0.21 |
| Dec | 0.46 | 0.64 | -0.18 |
15.61 | 17.89 | -2.28 |