| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.22 | 5.70 | 0.52 |
| Feb | 5.20 | 4.95 | 0.25 |
| Mar | 5.78 | 5.36 | 0.42 |
| Apr | 5.27 | 4.85 | 0.42 |
| May | 5.13 | 4.75 | 0.38 |
| Jun | 6.07 | 5.19 | 0.88 |
| Jul | 6.23 | 5.24 | 0.99 |
| Aug | 7.12 | 6.11 | 1.01 |
| Sep | 5.56 | 5.09 | 0.47 |
| Oct | 4.68 | 4.65 | 0.03 |
| Nov | 5.20 | 4.72 | 0.48 |
| Dec | 6.44 | 6.00 | 0.44 |
68.90 | 62.61 | 6.29 |