| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.44 | 3.49 | -0.05 |
| Feb | 2.73 | 2.75 | -0.02 |
| Mar | 3.94 | 3.95 | -0.01 |
| Apr | 3.44 | 3.43 | 0.01 |
| May | 4.21 | 4.12 | 0.09 |
| Jun | 4.26 | 4.10 | 0.16 |
| Jul | 4.53 | 4.44 | 0.09 |
| Aug | 4.48 | 4.34 | 0.14 |
| Sep | 4.55 | 4.57 | -0.02 |
| Oct | 3.56 | 3.58 | -0.02 |
| Nov | 3.22 | 3.25 | -0.03 |
| Dec | 3.68 | 3.69 | -0.01 |
46.04 | 45.71 | 0.33 |