| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.96 | 3.00 | -0.04 |
| Feb | 2.38 | 2.37 | 0.01 |
| Mar | 3.13 | 3.07 | 0.06 |
| Apr | 3.83 | 3.71 | 0.12 |
| May | 3.97 | 3.86 | 0.11 |
| Jun | 4.55 | 4.36 | 0.19 |
| Jul | 4.45 | 4.43 | 0.02 |
| Aug | 3.77 | 3.72 | 0.05 |
| Sep | 3.83 | 3.74 | 0.09 |
| Oct | 3.26 | 3.16 | 0.10 |
| Nov | 3.02 | 2.89 | 0.13 |
| Dec | 3.15 | 3.08 | 0.07 |
42.30 | 41.39 | 0.91 |