| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.49 | 5.33 | 0.16 |
| Feb | 5.23 | 5.42 | -0.19 |
| Mar | 5.50 | 5.38 | 0.12 |
| Apr | 5.40 | 5.21 | 0.19 |
| May | 4.49 | 4.57 | -0.08 |
| Jun | 4.55 | 4.69 | -0.14 |
| Jul | 4.62 | 4.95 | -0.33 |
| Aug | 3.89 | 4.18 | -0.29 |
| Sep | 3.92 | 4.23 | -0.31 |
| Oct | 3.74 | 3.80 | -0.06 |
| Nov | 4.62 | 4.58 | 0.04 |
| Dec | 5.78 | 5.90 | -0.12 |
57.23 | 58.24 | -1.01 |