| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.26 | 3.29 | -0.03 |
| Feb | 3.10 | 3.25 | -0.15 |
| Mar | 4.12 | 4.17 | -0.05 |
| Apr | 4.43 | 4.37 | 0.06 |
| May | 4.85 | 4.69 | 0.16 |
| Jun | 4.58 | 4.38 | 0.20 |
| Jul | 4.53 | 4.55 | -0.02 |
| Aug | 3.42 | 3.35 | 0.07 |
| Sep | 3.28 | 3.13 | 0.15 |
| Oct | 3.32 | 3.15 | 0.17 |
| Nov | 2.99 | 3.02 | -0.03 |
| Dec | 3.60 | 3.61 | -0.01 |
45.48 | 44.96 | 0.52 |