| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.88 | 1.73 | 0.15 |
| Feb | 1.69 | 1.46 | 0.23 |
| Mar | 1.35 | 1.16 | 0.19 |
| Apr | 0.65 | 0.59 | 0.06 |
| May | 0.73 | 0.69 | 0.04 |
| Jun | 0.47 | 0.45 | 0.02 |
| Jul | 0.33 | 0.27 | 0.06 |
| Aug | 0.25 | 0.31 | -0.06 |
| Sep | 0.27 | 0.25 | 0.02 |
| Oct | 0.77 | 0.69 | 0.08 |
| Nov | 1.03 | 0.92 | 0.11 |
| Dec | 1.94 | 1.70 | 0.24 |
11.36 | 10.22 | 1.14 |