| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.29 | 1.27 | 0.02 |
| Feb | 1.21 | 1.02 | 0.19 |
| Mar | 0.89 | 0.76 | 0.13 |
| Apr | 0.42 | 0.45 | -0.03 |
| May | 0.39 | 0.82 | -0.43 |
| Jun | 0.75 | 0.98 | -0.23 |
| Jul | 3.03 | 3.36 | -0.33 |
| Aug | 2.94 | 3.22 | -0.28 |
| Sep | 1.96 | 1.98 | -0.02 |
| Oct | 1.02 | 1.09 | -0.07 |
| Nov | 1.00 | 1.16 | -0.16 |
| Dec | 1.58 | 1.45 | 0.13 |
16.48 | 17.56 | -1.08 |