| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.11 | 5.01 | 0.10 |
| Feb | 5.50 | 5.29 | 0.21 |
| Mar | 5.31 | 5.09 | 0.22 |
| Apr | 5.24 | 5.33 | -0.09 |
| May | 4.06 | 4.27 | -0.21 |
| Jun | 4.59 | 4.66 | -0.07 |
| Jul | 4.95 | 5.22 | -0.27 |
| Aug | 3.91 | 3.65 | 0.26 |
| Sep | 4.05 | 4.05 | 0.00 |
| Oct | 3.35 | 3.09 | 0.26 |
| Nov | 4.72 | 4.16 | 0.56 |
| Dec | 5.90 | 5.75 | 0.15 |
56.69 | 55.57 | 1.12 |