| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.25 | 3.28 | -0.03 |
| Feb | 2.49 | 2.59 | -0.10 |
| Mar | 3.64 | 3.72 | -0.08 |
| Apr | 3.67 | 3.69 | -0.02 |
| May | 3.79 | 3.82 | -0.03 |
| Jun | 4.55 | 4.86 | -0.31 |
| Jul | 4.73 | 4.85 | -0.12 |
| Aug | 4.56 | 4.53 | 0.03 |
| Sep | 4.71 | 4.75 | -0.04 |
| Oct | 4.05 | 4.15 | -0.10 |
| Nov | 3.16 | 3.26 | -0.10 |
| Dec | 3.71 | 3.76 | -0.05 |
46.31 | 47.26 | -0.95 |