| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.10 | 3.25 | -0.15 |
| Feb | 2.65 | 2.80 | -0.15 |
| Mar | 3.85 | 3.98 | -0.13 |
| Apr | 3.55 | 3.43 | 0.12 |
| May | 4.42 | 4.31 | 0.11 |
| Jun | 4.35 | 4.53 | -0.18 |
| Jul | 4.31 | 4.38 | -0.07 |
| Aug | 3.64 | 3.90 | -0.26 |
| Sep | 4.35 | 4.55 | -0.20 |
| Oct | 3.66 | 3.99 | -0.33 |
| Nov | 3.20 | 3.35 | -0.15 |
| Dec | 3.57 | 3.80 | -0.23 |
44.65 | 46.27 | -1.62 |