| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.06 | 3.11 | -0.05 |
| Feb | 2.71 | 2.72 | -0.01 |
| Mar | 3.31 | 3.42 | -0.11 |
| Apr | 3.45 | 3.46 | -0.01 |
| May | 4.14 | 4.09 | 0.05 |
| Jun | 4.30 | 4.39 | -0.09 |
| Jul | 4.16 | 4.06 | 0.10 |
| Aug | 3.71 | 3.67 | 0.04 |
| Sep | 3.47 | 3.37 | 0.10 |
| Oct | 3.05 | 2.91 | 0.14 |
| Nov | 2.89 | 2.98 | -0.09 |
| Dec | 3.13 | 3.19 | -0.06 |
41.38 | 41.37 | 0.01 |