| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.62 | 3.61 | 0.01 |
| Feb | 3.42 | 3.49 | -0.07 |
| Mar | 3.54 | 3.75 | -0.21 |
| Apr | 3.21 | 3.28 | -0.07 |
| May | 3.47 | 3.38 | 0.09 |
| Jun | 5.71 | 5.67 | 0.04 |
| Jul | 5.70 | 5.41 | 0.29 |
| Aug | 5.74 | 5.90 | -0.16 |
| Sep | 4.25 | 4.26 | -0.01 |
| Oct | 3.20 | 3.31 | -0.11 |
| Nov | 2.55 | 2.61 | -0.06 |
| Dec | 3.34 | 3.46 | -0.12 |
47.75 | 48.13 | -0.38 |