| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.65 | 3.68 | -0.03 |
| Feb | 3.49 | 3.59 | -0.10 |
| Mar | 3.59 | 3.76 | -0.17 |
| Apr | 3.17 | 3.12 | 0.05 |
| May | 3.36 | 3.34 | 0.02 |
| Jun | 5.10 | 5.26 | -0.16 |
| Jul | 5.45 | 5.46 | -0.01 |
| Aug | 5.64 | 5.69 | -0.05 |
| Sep | 4.29 | 4.35 | -0.06 |
| Oct | 3.36 | 3.24 | 0.12 |
| Nov | 2.82 | 2.78 | 0.04 |
| Dec | 3.55 | 3.58 | -0.03 |
47.47 | 47.85 | -0.38 |