| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.19 | 3.08 | 0.11 |
| Feb | 3.09 | 3.09 | 0.00 |
| Mar | 3.99 | 3.91 | 0.08 |
| Apr | 3.99 | 3.90 | 0.09 |
| May | 3.78 | 3.65 | 0.13 |
| Jun | 4.24 | 4.34 | -0.10 |
| Jul | 3.94 | 3.70 | 0.24 |
| Aug | 3.75 | 3.99 | -0.24 |
| Sep | 3.97 | 3.73 | 0.24 |
| Oct | 4.82 | 4.71 | 0.11 |
| Nov | 3.96 | 3.75 | 0.21 |
| Dec | 4.27 | 4.17 | 0.10 |
46.99 | 46.02 | 0.97 |