| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.92 | 0.93 | -0.01 |
| Feb | 0.88 | 0.98 | -0.10 |
| Mar | 1.17 | 1.23 | -0.06 |
| Apr | 1.21 | 1.32 | -0.11 |
| May | 1.26 | 1.27 | -0.01 |
| Jun | 0.71 | 0.65 | 0.06 |
| Jul | 1.65 | 1.45 | 0.20 |
| Aug | 1.71 | 1.65 | 0.06 |
| Sep | 1.43 | 1.55 | -0.12 |
| Oct | 1.24 | 1.37 | -0.13 |
| Nov | 1.03 | 1.04 | -0.01 |
| Dec | 1.04 | 1.03 | 0.01 |
14.25 | 14.47 | -0.22 |