| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.54 | 5.23 | 0.31 |
| Feb | 4.99 | 4.87 | 0.12 |
| Mar | 5.34 | 5.36 | -0.02 |
| Apr | 5.01 | 4.86 | 0.15 |
| May | 4.27 | 4.59 | -0.32 |
| Jun | 5.23 | 5.10 | 0.13 |
| Jul | 5.08 | 5.17 | -0.09 |
| Aug | 5.07 | 4.41 | 0.66 |
| Sep | 4.16 | 4.38 | -0.22 |
| Oct | 3.76 | 3.69 | 0.07 |
| Nov | 4.57 | 4.51 | 0.06 |
| Dec | 5.77 | 5.61 | 0.16 |
58.79 | 57.78 | 1.01 |