| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.13 | 5.11 | 0.02 |
| Feb | 3.58 | 3.64 | -0.06 |
| Mar | 3.79 | 3.71 | 0.08 |
| Apr | 4.11 | 3.92 | 0.19 |
| May | 4.83 | 5.06 | -0.23 |
| Jun | 6.54 | 6.91 | -0.37 |
| Jul | 5.36 | 5.90 | -0.54 |
| Aug | 6.11 | 5.84 | 0.27 |
| Sep | 5.95 | 6.91 | -0.96 |
| Oct | 5.52 | 5.42 | 0.10 |
| Nov | 4.72 | 4.54 | 0.18 |
| Dec | 5.16 | 5.06 | 0.10 |
60.80 | 62.02 | -1.22 |