| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.87 | 5.43 | 0.44 |
| Feb | 4.78 | 4.55 | 0.23 |
| Mar | 5.49 | 5.17 | 0.32 |
| Apr | 5.67 | 5.38 | 0.29 |
| May | 5.16 | 5.11 | 0.05 |
| Jun | 5.54 | 5.19 | 0.35 |
| Jul | 5.40 | 5.51 | -0.11 |
| Aug | 6.08 | 5.82 | 0.26 |
| Sep | 5.43 | 5.23 | 0.20 |
| Oct | 5.67 | 4.64 | 1.03 |
| Nov | 5.27 | 4.82 | 0.45 |
| Dec | 5.89 | 5.81 | 0.08 |
66.25 | 62.66 | 3.59 |