| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.06 | 1.04 | 0.02 |
| Feb | 1.32 | 1.46 | -0.14 |
| Mar | 2.21 | 2.28 | -0.07 |
| Apr | 3.86 | 3.92 | -0.06 |
| May | 5.13 | 5.46 | -0.33 |
| Jun | 5.13 | 5.33 | -0.20 |
| Jul | 4.72 | 4.51 | 0.21 |
| Aug | 4.12 | 4.20 | -0.08 |
| Sep | 3.78 | 3.99 | -0.21 |
| Oct | 2.98 | 3.07 | -0.09 |
| Nov | 2.15 | 2.02 | 0.13 |
| Dec | 1.46 | 1.48 | -0.02 |
37.92 | 38.76 | -0.84 |