| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.47 | 1.53 | -0.06 |
| Feb | 1.60 | 1.65 | -0.05 |
| Mar | 2.16 | 2.04 | 0.12 |
| Apr | 3.66 | 3.82 | -0.16 |
| May | 4.12 | 4.12 | 0.00 |
| Jun | 5.63 | 5.89 | -0.26 |
| Jul | 4.13 | 3.82 | 0.31 |
| Aug | 4.29 | 4.35 | -0.06 |
| Sep | 3.85 | 3.97 | -0.12 |
| Oct | 3.00 | 3.11 | -0.11 |
| Nov | 2.43 | 2.25 | 0.18 |
| Dec | 1.85 | 1.80 | 0.05 |
38.19 | 38.35 | -0.16 |