| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.45 | 2.55 | -0.10 |
| Feb | 2.44 | 2.45 | -0.01 |
| Mar | 3.97 | 4.02 | -0.05 |
| Apr | 4.56 | 4.70 | -0.14 |
| May | 5.73 | 5.69 | 0.04 |
| Jun | 4.45 | 4.42 | 0.03 |
| Jul | 3.99 | 4.03 | -0.04 |
| Aug | 3.33 | 3.22 | 0.11 |
| Sep | 4.32 | 4.39 | -0.07 |
| Oct | 3.54 | 3.37 | 0.17 |
| Nov | 3.60 | 3.79 | -0.19 |
| Dec | 2.78 | 2.86 | -0.08 |
45.16 | 45.49 | -0.33 |