| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.83 | 0.81 | 0.02 |
| Feb | 1.23 | 1.26 | -0.03 |
| Mar | 2.27 | 2.31 | -0.04 |
| Apr | 2.97 | 2.86 | 0.11 |
| May | 5.04 | 5.06 | -0.02 |
| Jun | 4.84 | 4.71 | 0.13 |
| Jul | 4.10 | 3.98 | 0.12 |
| Aug | 3.91 | 3.95 | -0.04 |
| Sep | 2.61 | 2.62 | -0.01 |
| Oct | 2.89 | 2.78 | 0.11 |
| Nov | 1.52 | 1.51 | 0.01 |
| Dec | 1.22 | 1.19 | 0.03 |
33.43 | 33.04 | 0.39 |