| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.22 | 1.30 | -0.08 |
| Feb | 1.10 | 1.20 | -0.10 |
| Mar | 1.89 | 1.91 | -0.02 |
| Apr | 3.33 | 3.49 | -0.16 |
| May | 4.07 | 4.07 | 0.00 |
| Jun | 4.69 | 4.87 | -0.18 |
| Jul | 3.96 | 4.03 | -0.07 |
| Aug | 3.91 | 3.74 | 0.17 |
| Sep | 3.08 | 3.34 | -0.26 |
| Oct | 2.83 | 2.73 | 0.10 |
| Nov | 1.95 | 1.99 | -0.04 |
| Dec | 1.57 | 1.59 | -0.02 |
33.60 | 34.26 | -0.66 |