| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.90 | 0.92 | -0.02 |
| Feb | 1.41 | 1.41 | 0.00 |
| Mar | 2.48 | 2.47 | 0.01 |
| Apr | 3.38 | 3.48 | -0.10 |
| May | 5.31 | 5.93 | -0.62 |
| Jun | 5.45 | 5.43 | 0.02 |
| Jul | 3.86 | 4.05 | -0.19 |
| Aug | 3.74 | 4.02 | -0.28 |
| Sep | 3.31 | 3.34 | -0.03 |
| Oct | 3.10 | 3.27 | -0.17 |
| Nov | 1.91 | 1.89 | 0.02 |
| Dec | 1.40 | 1.49 | -0.09 |
36.25 | 37.70 | -1.45 |