| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.75 | 4.79 | -0.04 |
| Feb | 4.82 | 4.89 | -0.07 |
| Mar | 4.93 | 4.92 | 0.01 |
| Apr | 4.11 | 4.31 | -0.20 |
| May | 3.99 | 3.99 | 0.00 |
| Jun | 4.27 | 4.16 | 0.11 |
| Jul | 4.92 | 4.91 | 0.01 |
| Aug | 4.11 | 4.16 | -0.05 |
| Sep | 3.92 | 4.02 | -0.10 |
| Oct | 3.45 | 3.48 | -0.03 |
| Nov | 4.15 | 4.26 | -0.11 |
| Dec | 4.69 | 4.74 | -0.05 |
52.11 | 52.63 | -0.52 |