| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.36 | 3.13 | 0.23 |
| Feb | 2.95 | 2.81 | 0.14 |
| Mar | 3.77 | 3.56 | 0.21 |
| Apr | 3.75 | 3.55 | 0.20 |
| May | 3.69 | 3.56 | 0.13 |
| Jun | 3.92 | 3.75 | 0.17 |
| Jul | 4.69 | 4.10 | 0.59 |
| Aug | 3.90 | 3.48 | 0.42 |
| Sep | 3.46 | 3.21 | 0.25 |
| Oct | 2.73 | 2.42 | 0.31 |
| Nov | 3.07 | 2.75 | 0.32 |
| Dec | 3.55 | 3.25 | 0.30 |
42.84 | 39.57 | 3.27 |