| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.55 | 5.53 | 0.02 |
| Feb | 5.46 | 5.30 | 0.16 |
| Mar | 5.67 | 5.42 | 0.25 |
| Apr | 5.78 | 5.97 | -0.19 |
| May | 4.37 | 4.19 | 0.18 |
| Jun | 4.42 | 4.36 | 0.06 |
| Jul | 4.69 | 4.80 | -0.11 |
| Aug | 4.52 | 4.63 | -0.11 |
| Sep | 3.69 | 3.56 | 0.13 |
| Oct | 3.74 | 3.62 | 0.12 |
| Nov | 4.42 | 4.61 | -0.19 |
| Dec | 5.35 | 5.06 | 0.29 |
57.66 | 57.05 | 0.61 |