| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.42 | 0.49 | -0.07 |
| Feb | 0.36 | 0.34 | 0.02 |
| Mar | 0.29 | 0.32 | -0.03 |
| Apr | 0.39 | 0.41 | -0.02 |
| May | 1.10 | 0.93 | 0.17 |
| Jun | 1.54 | 1.45 | 0.09 |
| Jul | 2.12 | 2.06 | 0.06 |
| Aug | 1.81 | 1.83 | -0.02 |
| Sep | 1.63 | 1.45 | 0.18 |
| Oct | 0.91 | 0.76 | 0.15 |
| Nov | 0.53 | 0.52 | 0.01 |
| Dec | 0.35 | 0.35 | 0.00 |
11.45 | 10.91 | 0.54 |