| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.35 | 2.48 | -0.13 |
| Feb | 2.33 | 2.37 | -0.04 |
| Mar | 3.58 | 3.81 | -0.23 |
| Apr | 4.72 | 4.70 | 0.02 |
| May | 5.49 | 5.61 | -0.12 |
| Jun | 4.50 | 4.54 | -0.04 |
| Jul | 4.10 | 4.04 | 0.06 |
| Aug | 3.70 | 3.48 | 0.22 |
| Sep | 4.09 | 4.34 | -0.25 |
| Oct | 3.46 | 3.51 | -0.05 |
| Nov | 3.50 | 3.65 | -0.15 |
| Dec | 2.60 | 2.73 | -0.13 |
44.42 | 45.26 | -0.84 |