| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.77 | 2.62 | 0.15 |
| Feb | 2.29 | 2.15 | 0.14 |
| Mar | 2.88 | 2.75 | 0.13 |
| Apr | 3.56 | 3.21 | 0.35 |
| May | 3.97 | 3.82 | 0.15 |
| Jun | 4.41 | 4.27 | 0.14 |
| Jul | 4.63 | 4.48 | 0.15 |
| Aug | 4.47 | 4.31 | 0.16 |
| Sep | 4.28 | 4.15 | 0.13 |
| Oct | 4.46 | 4.20 | 0.26 |
| Nov | 3.49 | 3.13 | 0.36 |
| Dec | 3.42 | 3.12 | 0.30 |
44.63 | 42.21 | 2.42 |