| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.14 | 3.38 | -0.24 |
| Feb | 2.68 | 2.98 | -0.30 |
| Mar | 3.59 | 3.88 | -0.29 |
| Apr | 3.75 | 3.93 | -0.18 |
| May | 3.40 | 3.61 | -0.21 |
| Jun | 4.22 | 4.46 | -0.24 |
| Jul | 3.95 | 4.08 | -0.13 |
| Aug | 4.15 | 4.19 | -0.04 |
| Sep | 4.13 | 4.35 | -0.22 |
| Oct | 4.36 | 4.66 | -0.30 |
| Nov | 3.41 | 3.62 | -0.21 |
| Dec | 3.92 | 4.25 | -0.33 |
44.70 | 47.39 | -2.69 |