| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.05 | 3.56 | -0.51 |
| Feb | 2.47 | 2.90 | -0.43 |
| Mar | 3.29 | 3.59 | -0.30 |
| Apr | 3.43 | 3.76 | -0.33 |
| May | 3.59 | 3.70 | -0.11 |
| Jun | 4.34 | 4.26 | 0.08 |
| Jul | 4.27 | 4.58 | -0.31 |
| Aug | 4.35 | 4.62 | -0.27 |
| Sep | 4.34 | 4.54 | -0.20 |
| Oct | 4.40 | 4.65 | -0.25 |
| Nov | 3.35 | 3.46 | -0.11 |
| Dec | 3.69 | 4.30 | -0.61 |
44.57 | 47.92 | -3.35 |