| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.03 | 3.06 | -0.03 |
| Feb | 2.65 | 2.69 | -0.04 |
| Mar | 3.78 | 3.87 | -0.09 |
| Apr | 3.47 | 3.39 | 0.08 |
| May | 4.33 | 4.37 | -0.04 |
| Jun | 4.28 | 4.36 | -0.08 |
| Jul | 4.30 | 4.24 | 0.06 |
| Aug | 3.72 | 3.80 | -0.08 |
| Sep | 4.26 | 4.33 | -0.07 |
| Oct | 3.73 | 3.90 | -0.17 |
| Nov | 3.20 | 3.27 | -0.07 |
| Dec | 3.57 | 3.69 | -0.12 |
44.32 | 44.97 | -0.65 |