| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.71 | 0.76 | -0.05 |
| Feb | 1.04 | 1.11 | -0.07 |
| Mar | 2.03 | 2.08 | -0.05 |
| Apr | 3.25 | 3.26 | -0.01 |
| May | 5.02 | 4.93 | 0.09 |
| Jun | 4.49 | 4.71 | -0.22 |
| Jul | 4.36 | 4.59 | -0.23 |
| Aug | 3.50 | 3.67 | -0.17 |
| Sep | 3.03 | 3.27 | -0.24 |
| Oct | 2.61 | 2.62 | -0.01 |
| Nov | 1.65 | 1.72 | -0.07 |
| Dec | 1.21 | 1.22 | -0.01 |
32.90 | 33.94 | -1.04 |