| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.41 | 0.63 | -0.22 |
| Feb | 0.42 | 0.91 | -0.49 |
| Mar | 0.68 | 1.24 | -0.56 |
| Apr | 1.35 | 1.91 | -0.56 |
| May | 1.99 | 2.63 | -0.64 |
| Jun | 1.21 | 1.41 | -0.20 |
| Jul | 0.85 | 1.05 | -0.20 |
| Aug | 0.71 | 0.92 | -0.21 |
| Sep | 0.91 | 0.98 | -0.07 |
| Oct | 1.00 | 1.49 | -0.49 |
| Nov | 0.47 | 0.73 | -0.26 |
| Dec | 0.42 | 0.82 | -0.40 |
10.42 | 14.72 | -4.30 |