| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.77 | 1.58 | 0.19 |
| Feb | 1.27 | 1.14 | 0.13 |
| Mar | 1.23 | 1.04 | 0.19 |
| Apr | 1.06 | 0.99 | 0.07 |
| May | 1.45 | 1.41 | 0.04 |
| Jun | 0.96 | 0.86 | 0.10 |
| Jul | 0.44 | 0.33 | 0.11 |
| Aug | 0.32 | 0.28 | 0.04 |
| Sep | 0.44 | 0.43 | 0.01 |
| Oct | 0.83 | 0.82 | 0.01 |
| Nov | 1.35 | 1.16 | 0.19 |
| Dec | 2.11 | 1.88 | 0.23 |
13.23 | 11.92 | 1.31 |