| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.65 | 1.76 | -0.11 |
| Feb | 1.59 | 1.69 | -0.10 |
| Mar | 2.06 | 1.96 | 0.10 |
| Apr | 3.70 | 3.84 | -0.14 |
| May | 3.80 | 3.93 | -0.13 |
| Jun | 4.36 | 4.71 | -0.35 |
| Jul | 3.46 | 3.52 | -0.06 |
| Aug | 3.68 | 3.77 | -0.09 |
| Sep | 3.27 | 3.33 | -0.06 |
| Oct | 2.88 | 2.85 | 0.03 |
| Nov | 2.17 | 2.20 | -0.03 |
| Dec | 1.89 | 1.98 | -0.09 |
34.51 | 35.54 | -1.03 |