| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.42 | 2.61 | -0.19 |
| Feb | 2.44 | 2.48 | -0.04 |
| Mar | 3.75 | 4.00 | -0.25 |
| Apr | 4.73 | 4.69 | 0.04 |
| May | 5.49 | 5.73 | -0.24 |
| Jun | 4.49 | 4.74 | -0.25 |
| Jul | 4.00 | 4.16 | -0.16 |
| Aug | 3.44 | 3.36 | 0.08 |
| Sep | 4.22 | 4.57 | -0.35 |
| Oct | 3.49 | 3.60 | -0.11 |
| Nov | 3.59 | 3.82 | -0.23 |
| Dec | 2.68 | 2.86 | -0.18 |
44.74 | 46.62 | -1.88 |