| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.71 | 0.78 | -0.07 |
| Feb | 0.92 | 0.91 | 0.01 |
| Mar | 1.79 | 2.10 | -0.31 |
| Apr | 2.49 | 2.74 | -0.25 |
| May | 2.34 | 2.62 | -0.28 |
| Jun | 1.80 | 2.09 | -0.29 |
| Jul | 2.44 | 2.70 | -0.26 |
| Aug | 2.40 | 2.70 | -0.30 |
| Sep | 1.57 | 1.74 | -0.17 |
| Oct | 1.30 | 1.37 | -0.07 |
| Nov | 0.85 | 0.97 | -0.12 |
| Dec | 0.74 | 0.86 | -0.12 |
19.35 | 21.58 | -2.23 |