| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.91 | 0.95 | -0.04 |
| Feb | 1.01 | 0.98 | 0.03 |
| Mar | 1.91 | 1.89 | 0.02 |
| Apr | 3.42 | 3.30 | 0.12 |
| May | 4.61 | 4.45 | 0.16 |
| Jun | 5.36 | 5.23 | 0.13 |
| Jul | 4.49 | 4.56 | -0.07 |
| Aug | 4.61 | 4.35 | 0.26 |
| Sep | 3.59 | 3.74 | -0.15 |
| Oct | 2.51 | 2.44 | 0.07 |
| Nov | 1.73 | 1.61 | 0.12 |
| Dec | 1.24 | 1.23 | 0.01 |
35.39 | 34.73 | 0.66 |