| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.66 | 4.67 | -0.01 |
| Feb | 4.43 | 4.45 | -0.02 |
| Mar | 5.14 | 5.06 | 0.08 |
| Apr | 5.12 | 5.15 | -0.03 |
| May | 4.43 | 4.35 | 0.08 |
| Jun | 4.29 | 4.40 | -0.11 |
| Jul | 3.41 | 3.55 | -0.14 |
| Aug | 3.08 | 2.97 | 0.11 |
| Sep | 3.60 | 3.79 | -0.19 |
| Oct | 4.63 | 4.52 | 0.11 |
| Nov | 4.21 | 4.28 | -0.07 |
| Dec | 5.08 | 5.20 | -0.12 |
52.08 | 52.39 | -0.31 |