| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.40 | 2.75 | 0.65 |
| Feb | 3.08 | 2.51 | 0.57 |
| Mar | 3.47 | 3.12 | 0.35 |
| Apr | 3.03 | 2.52 | 0.51 |
| May | 3.40 | 2.50 | 0.90 |
| Jun | 5.50 | 4.44 | 1.06 |
| Jul | 5.57 | 4.25 | 1.32 |
| Aug | 6.18 | 5.99 | 0.19 |
| Sep | 4.79 | 4.91 | -0.12 |
| Oct | 3.83 | 4.18 | -0.35 |
| Nov | 2.22 | 2.07 | 0.15 |
| Dec | 2.89 | 2.56 | 0.33 |
47.36 | 41.80 | 5.56 |