| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.53 | 3.63 | -0.10 |
| Feb | 3.04 | 3.09 | -0.05 |
| Mar | 3.63 | 3.70 | -0.07 |
| Apr | 2.83 | 2.91 | -0.08 |
| May | 3.42 | 3.23 | 0.19 |
| Jun | 7.36 | 7.67 | -0.31 |
| Jul | 7.52 | 7.17 | 0.35 |
| Aug | 7.83 | 7.91 | -0.08 |
| Sep | 5.59 | 5.64 | -0.05 |
| Oct | 2.82 | 3.00 | -0.18 |
| Nov | 1.92 | 1.97 | -0.05 |
| Dec | 3.12 | 3.01 | 0.11 |
52.61 | 52.93 | -0.32 |