| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.47 | 0.46 | 0.01 |
| Feb | 0.50 | 0.40 | 0.10 |
| Mar | 0.98 | 0.92 | 0.06 |
| Apr | 1.69 | 1.58 | 0.11 |
| May | 1.59 | 1.64 | -0.05 |
| Jun | 1.05 | 0.96 | 0.09 |
| Jul | 1.95 | 1.99 | -0.04 |
| Aug | 1.90 | 1.71 | 0.19 |
| Sep | 1.07 | 0.97 | 0.10 |
| Oct | 0.90 | 0.79 | 0.11 |
| Nov | 0.58 | 0.54 | 0.04 |
| Dec | 0.50 | 0.33 | 0.17 |
13.18 | 12.29 | 0.89 |