| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.52 | 3.66 | -0.14 |
| Feb | 3.28 | 3.24 | 0.04 |
| Mar | 3.59 | 3.69 | -0.10 |
| Apr | 3.05 | 3.13 | -0.08 |
| May | 3.49 | 3.45 | 0.04 |
| Jun | 4.16 | 4.27 | -0.11 |
| Jul | 4.50 | 4.65 | -0.15 |
| Aug | 4.84 | 4.89 | -0.05 |
| Sep | 4.17 | 4.29 | -0.12 |
| Oct | 3.26 | 3.35 | -0.09 |
| Nov | 2.96 | 3.01 | -0.05 |
| Dec | 3.69 | 3.76 | -0.07 |
44.51 | 45.39 | -0.88 |