| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.31 | 0.35 | -0.04 |
| Feb | 0.34 | 0.38 | -0.04 |
| Mar | 0.85 | 1.06 | -0.21 |
| Apr | 1.73 | 1.88 | -0.15 |
| May | 2.28 | 2.66 | -0.38 |
| Jun | 1.73 | 1.64 | 0.09 |
| Jul | 1.58 | 1.53 | 0.05 |
| Aug | 1.41 | 1.28 | 0.13 |
| Sep | 1.23 | 1.22 | 0.01 |
| Oct | 1.05 | 1.12 | -0.07 |
| Nov | 0.61 | 0.57 | 0.04 |
| Dec | 0.33 | 0.39 | -0.06 |
13.45 | 14.08 | -0.63 |