| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.83 | 3.88 | -0.05 |
| Feb | 3.16 | 3.25 | -0.09 |
| Mar | 3.76 | 3.70 | 0.06 |
| Apr | 3.16 | 3.38 | -0.22 |
| May | 3.45 | 3.77 | -0.32 |
| Jun | 4.47 | 4.47 | 0.00 |
| Jul | 5.47 | 5.93 | -0.46 |
| Aug | 5.40 | 5.76 | -0.36 |
| Sep | 5.26 | 5.49 | -0.23 |
| Oct | 4.13 | 4.17 | -0.04 |
| Nov | 3.33 | 3.67 | -0.34 |
| Dec | 3.57 | 3.98 | -0.41 |
48.99 | 51.45 | -2.46 |