| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.31 | 3.38 | -0.07 |
| Feb | 2.50 | 2.63 | -0.13 |
| Mar | 3.40 | 3.44 | -0.04 |
| Apr | 4.04 | 4.11 | -0.07 |
| May | 3.92 | 3.94 | -0.02 |
| Jun | 4.87 | 4.94 | -0.07 |
| Jul | 4.58 | 4.85 | -0.27 |
| Aug | 3.80 | 4.04 | -0.24 |
| Sep | 3.83 | 3.93 | -0.10 |
| Oct | 3.69 | 3.72 | -0.03 |
| Nov | 3.34 | 3.40 | -0.06 |
| Dec | 3.33 | 3.48 | -0.15 |
44.61 | 45.86 | -1.25 |