| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.09 | 2.16 | -0.07 |
| Feb | 1.83 | 1.89 | -0.06 |
| Mar | 2.58 | 2.58 | 0.00 |
| Apr | 3.79 | 3.71 | 0.08 |
| May | 4.57 | 4.56 | 0.01 |
| Jun | 4.08 | 4.03 | 0.05 |
| Jul | 4.08 | 3.84 | 0.24 |
| Aug | 3.62 | 3.53 | 0.09 |
| Sep | 3.17 | 3.27 | -0.10 |
| Oct | 3.22 | 3.18 | 0.04 |
| Nov | 2.75 | 2.69 | 0.06 |
| Dec | 2.16 | 2.16 | 0.00 |
37.94 | 37.60 | 0.34 |