| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.75 | 0.81 | -0.06 |
| Feb | 1.18 | 1.24 | -0.06 |
| Mar | 2.18 | 2.21 | -0.03 |
| Apr | 3.64 | 3.67 | -0.03 |
| May | 5.15 | 5.34 | -0.19 |
| Jun | 4.74 | 4.99 | -0.25 |
| Jul | 4.42 | 4.44 | -0.02 |
| Aug | 4.09 | 4.15 | -0.06 |
| Sep | 3.42 | 3.52 | -0.10 |
| Oct | 2.78 | 2.95 | -0.17 |
| Nov | 1.78 | 1.82 | -0.04 |
| Dec | 1.39 | 1.46 | -0.07 |
35.52 | 36.60 | -1.08 |