| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.07 | 0.91 | 0.16 |
| Feb | 0.93 | 0.68 | 0.25 |
| Mar | 0.71 | 0.56 | 0.15 |
| Apr | 0.26 | 0.24 | 0.02 |
| May | 0.20 | 0.21 | -0.01 |
| Jun | 0.53 | 0.67 | -0.14 |
| Jul | 3.89 | 3.40 | 0.49 |
| Aug | 3.59 | 3.66 | -0.07 |
| Sep | 1.74 | 1.64 | 0.10 |
| Oct | 0.74 | 0.81 | -0.07 |
| Nov | 0.63 | 0.64 | -0.01 |
| Dec | 1.06 | 0.95 | 0.11 |
15.35 | 14.37 | 0.98 |