| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.57 | 2.77 | -0.20 |
| Feb | 2.05 | 2.06 | -0.01 |
| Mar | 2.98 | 2.87 | 0.11 |
| Apr | 2.65 | 2.75 | -0.10 |
| May | 3.40 | 2.99 | 0.41 |
| Jun | 7.90 | 8.08 | -0.18 |
| Jul | 7.60 | 8.09 | -0.49 |
| Aug | 8.99 | 9.00 | -0.01 |
| Sep | 7.08 | 7.39 | -0.31 |
| Oct | 2.89 | 2.85 | 0.04 |
| Nov | 1.82 | 1.86 | -0.04 |
| Dec | 2.44 | 2.22 | 0.22 |
52.37 | 52.93 | -0.56 |