| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.34 | 1.35 | -0.01 |
| Feb | 1.10 | 1.12 | -0.02 |
| Mar | 1.87 | 1.84 | 0.03 |
| Apr | 3.10 | 3.17 | -0.07 |
| May | 3.75 | 3.64 | 0.11 |
| Jun | 4.54 | 4.56 | -0.02 |
| Jul | 3.82 | 3.74 | 0.08 |
| Aug | 3.46 | 3.56 | -0.10 |
| Sep | 3.26 | 3.19 | 0.07 |
| Oct | 2.88 | 2.80 | 0.08 |
| Nov | 2.01 | 1.97 | 0.04 |
| Dec | 1.59 | 1.70 | -0.11 |
32.72 | 32.64 | 0.08 |