| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.03 | 2.15 | -0.12 |
| Feb | 1.89 | 2.03 | -0.14 |
| Mar | 2.56 | 2.69 | -0.13 |
| Apr | 2.43 | 2.49 | -0.06 |
| May | 4.68 | 5.01 | -0.33 |
| Jun | 3.47 | 3.69 | -0.22 |
| Jul | 2.15 | 2.62 | -0.47 |
| Aug | 2.38 | 2.48 | -0.10 |
| Sep | 3.64 | 3.85 | -0.21 |
| Oct | 3.44 | 3.69 | -0.25 |
| Nov | 2.47 | 2.76 | -0.29 |
| Dec | 1.93 | 2.22 | -0.29 |
33.07 | 35.68 | -2.61 |