| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.38 | 3.33 | 0.05 |
| Feb | 2.74 | 2.78 | -0.04 |
| Mar | 4.04 | 3.94 | 0.10 |
| Apr | 3.81 | 3.72 | 0.09 |
| May | 3.99 | 3.94 | 0.05 |
| Jun | 4.26 | 4.14 | 0.12 |
| Jul | 4.89 | 4.67 | 0.22 |
| Aug | 4.56 | 4.51 | 0.05 |
| Sep | 4.58 | 4.53 | 0.05 |
| Oct | 4.13 | 4.26 | -0.13 |
| Nov | 3.28 | 3.26 | 0.02 |
| Dec | 4.25 | 4.29 | -0.04 |
47.91 | 47.37 | 0.54 |