| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.98 | 3.08 | -0.10 |
| Feb | 2.38 | 2.37 | 0.01 |
| Mar | 3.42 | 3.46 | -0.04 |
| Apr | 3.98 | 3.95 | 0.03 |
| May | 4.41 | 4.33 | 0.08 |
| Jun | 4.70 | 4.65 | 0.05 |
| Jul | 4.44 | 4.61 | -0.17 |
| Aug | 3.70 | 3.57 | 0.13 |
| Sep | 3.43 | 3.36 | 0.07 |
| Oct | 2.99 | 2.91 | 0.08 |
| Nov | 3.03 | 2.95 | 0.08 |
| Dec | 3.12 | 3.11 | 0.01 |
42.58 | 42.35 | 0.23 |