| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.12 | 3.20 | -0.08 |
| Feb | 2.38 | 2.46 | -0.08 |
| Mar | 3.30 | 3.60 | -0.30 |
| Apr | 3.76 | 3.74 | 0.02 |
| May | 3.88 | 4.23 | -0.35 |
| Jun | 4.21 | 4.00 | 0.21 |
| Jul | 4.47 | 4.59 | -0.12 |
| Aug | 3.94 | 4.07 | -0.13 |
| Sep | 4.61 | 4.48 | 0.13 |
| Oct | 3.87 | 3.82 | 0.05 |
| Nov | 3.11 | 3.17 | -0.06 |
| Dec | 3.37 | 3.45 | -0.08 |
44.02 | 44.81 | -0.79 |