| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.51 | 2.65 | -0.14 |
| Feb | 2.09 | 2.27 | -0.18 |
| Mar | 3.42 | 3.47 | -0.05 |
| Apr | 4.62 | 4.67 | -0.05 |
| May | 4.94 | 4.95 | -0.01 |
| Jun | 4.44 | 4.56 | -0.12 |
| Jul | 3.80 | 3.90 | -0.10 |
| Aug | 3.39 | 3.43 | -0.04 |
| Sep | 3.38 | 3.40 | -0.02 |
| Oct | 3.07 | 3.20 | -0.13 |
| Nov | 3.32 | 3.56 | -0.24 |
| Dec | 2.65 | 2.67 | -0.02 |
41.63 | 42.73 | -1.10 |