| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.09 | 4.09 | 0.00 |
| Feb | 3.71 | 3.54 | 0.17 |
| Mar | 5.05 | 5.11 | -0.06 |
| Apr | 4.49 | 4.57 | -0.08 |
| May | 3.60 | 3.53 | 0.07 |
| Jun | 4.13 | 3.91 | 0.22 |
| Jul | 3.33 | 3.36 | -0.03 |
| Aug | 3.74 | 3.73 | 0.01 |
| Sep | 3.97 | 3.86 | 0.11 |
| Oct | 4.90 | 4.99 | -0.09 |
| Nov | 4.29 | 4.31 | -0.02 |
| Dec | 4.92 | 5.02 | -0.10 |
50.22 | 50.02 | 0.20 |