| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.22 | 2.16 | 0.06 |
| Feb | 1.81 | 1.85 | -0.04 |
| Mar | 2.34 | 2.38 | -0.04 |
| Apr | 3.69 | 3.55 | 0.14 |
| May | 4.37 | 4.33 | 0.04 |
| Jun | 4.83 | 4.79 | 0.04 |
| Jul | 4.31 | 4.29 | 0.02 |
| Aug | 3.80 | 3.64 | 0.16 |
| Sep | 3.07 | 3.22 | -0.15 |
| Oct | 3.26 | 3.25 | 0.01 |
| Nov | 2.62 | 2.61 | 0.01 |
| Dec | 2.10 | 2.15 | -0.05 |
38.42 | 38.22 | 0.20 |