| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.50 | 0.48 | 0.02 |
| Feb | 0.58 | 0.55 | 0.03 |
| Mar | 1.27 | 1.22 | 0.05 |
| Apr | 2.09 | 1.92 | 0.17 |
| May | 2.56 | 2.71 | -0.15 |
| Jun | 1.72 | 1.69 | 0.03 |
| Jul | 1.67 | 1.52 | 0.15 |
| Aug | 1.42 | 1.31 | 0.11 |
| Sep | 1.37 | 1.33 | 0.04 |
| Oct | 1.13 | 1.11 | 0.02 |
| Nov | 0.78 | 0.73 | 0.05 |
| Dec | 0.49 | 0.50 | -0.01 |
15.58 | 15.07 | 0.51 |