| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.57 | 0.55 | 0.02 |
| Feb | 0.66 | 0.62 | 0.04 |
| Mar | 1.19 | 1.35 | -0.16 |
| Apr | 2.19 | 2.19 | 0.00 |
| May | 2.73 | 2.80 | -0.07 |
| Jun | 2.12 | 2.03 | 0.09 |
| Jul | 2.89 | 3.25 | -0.36 |
| Aug | 2.42 | 2.47 | -0.05 |
| Sep | 1.32 | 0.98 | 0.34 |
| Oct | 1.01 | 1.30 | -0.29 |
| Nov | 0.71 | 0.61 | 0.10 |
| Dec | 0.52 | 0.53 | -0.01 |
18.33 | 18.68 | -0.35 |