| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.67 | 1.71 | -0.04 |
| Feb | 1.79 | 1.87 | -0.08 |
| Mar | 3.29 | 3.25 | 0.04 |
| Apr | 4.52 | 4.27 | 0.25 |
| May | 5.94 | 5.83 | 0.11 |
| Jun | 4.88 | 4.77 | 0.11 |
| Jul | 3.62 | 3.74 | -0.12 |
| Aug | 3.57 | 3.34 | 0.23 |
| Sep | 3.95 | 3.76 | 0.19 |
| Oct | 3.69 | 3.54 | 0.15 |
| Nov | 2.88 | 2.90 | -0.02 |
| Dec | 2.40 | 2.38 | 0.02 |
42.20 | 41.36 | 0.84 |