| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.60 | 0.68 | -0.08 |
| Feb | 0.59 | 0.63 | -0.04 |
| Mar | 1.13 | 1.16 | -0.03 |
| Apr | 1.96 | 2.06 | -0.10 |
| May | 3.20 | 3.35 | -0.15 |
| Jun | 4.34 | 4.28 | 0.06 |
| Jul | 3.92 | 4.06 | -0.14 |
| Aug | 2.90 | 2.96 | -0.06 |
| Sep | 2.94 | 2.84 | 0.10 |
| Oct | 2.56 | 2.63 | -0.07 |
| Nov | 1.04 | 1.06 | -0.02 |
| Dec | 0.74 | 0.90 | -0.16 |
25.92 | 26.61 | -0.69 |