| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.87 | 5.86 | 0.01 |
| Feb | 5.04 | 5.01 | 0.03 |
| Mar | 5.05 | 4.95 | 0.10 |
| Apr | 5.09 | 5.14 | -0.05 |
| May | 4.61 | 4.44 | 0.17 |
| Jun | 4.74 | 4.69 | 0.05 |
| Jul | 4.33 | 4.26 | 0.07 |
| Aug | 4.01 | 3.59 | 0.42 |
| Sep | 3.95 | 3.88 | 0.07 |
| Oct | 4.49 | 4.61 | -0.12 |
| Nov | 5.14 | 5.27 | -0.13 |
| Dec | 5.69 | 5.67 | 0.02 |
58.01 | 57.37 | 0.64 |