| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.79 | 0.78 | 0.01 |
| Feb | 1.26 | 1.21 | 0.05 |
| Mar | 2.23 | 2.21 | 0.02 |
| Apr | 2.86 | 2.81 | 0.05 |
| May | 4.95 | 4.92 | 0.03 |
| Jun | 4.75 | 4.65 | 0.10 |
| Jul | 4.32 | 4.28 | 0.04 |
| Aug | 3.86 | 3.84 | 0.02 |
| Sep | 2.94 | 2.91 | 0.03 |
| Oct | 2.55 | 2.51 | 0.04 |
| Nov | 1.56 | 1.59 | -0.03 |
| Dec | 1.26 | 1.21 | 0.05 |
33.33 | 32.92 | 0.41 |