| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.91 | 4.95 | -0.04 |
| Feb | 5.54 | 5.27 | 0.27 |
| Mar | 5.42 | 5.43 | -0.01 |
| Apr | 5.91 | 5.97 | -0.06 |
| May | 5.28 | 5.30 | -0.02 |
| Jun | 5.11 | 4.85 | 0.26 |
| Jul | 4.57 | 4.35 | 0.22 |
| Aug | 3.78 | 3.75 | 0.03 |
| Sep | 3.80 | 3.77 | 0.03 |
| Oct | 3.86 | 3.87 | -0.01 |
| Nov | 4.23 | 4.38 | -0.15 |
| Dec | 5.98 | 6.02 | -0.04 |
58.39 | 57.91 | 0.48 |