| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.62 | 4.63 | -0.01 |
| Feb | 4.37 | 4.40 | -0.03 |
| Mar | 5.10 | 5.12 | -0.02 |
| Apr | 5.08 | 5.11 | -0.03 |
| May | 4.40 | 4.32 | 0.08 |
| Jun | 4.32 | 4.44 | -0.12 |
| Jul | 3.40 | 3.56 | -0.16 |
| Aug | 3.08 | 2.98 | 0.10 |
| Sep | 3.57 | 3.80 | -0.23 |
| Oct | 4.65 | 4.43 | 0.22 |
| Nov | 4.21 | 4.35 | -0.14 |
| Dec | 5.02 | 5.14 | -0.12 |
51.82 | 52.28 | -0.46 |