| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.39 | 0.34 | 0.05 |
| Feb | 0.33 | 0.28 | 0.05 |
| Mar | 0.39 | 0.36 | 0.03 |
| Apr | 0.92 | 0.90 | 0.02 |
| May | 1.75 | 1.67 | 0.08 |
| Jun | 2.61 | 2.57 | 0.04 |
| Jul | 1.13 | 1.22 | -0.09 |
| Aug | 1.07 | 1.07 | 0.00 |
| Sep | 1.06 | 1.07 | -0.01 |
| Oct | 0.76 | 0.71 | 0.05 |
| Nov | 0.49 | 0.47 | 0.02 |
| Dec | 0.32 | 0.29 | 0.03 |
11.22 | 10.95 | 0.27 |