| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.46 | 3.91 | -0.45 |
| Feb | 3.00 | 3.42 | -0.42 |
| Mar | 4.38 | 4.92 | -0.54 |
| Apr | 4.05 | 4.44 | -0.39 |
| May | 3.46 | 3.37 | 0.09 |
| Jun | 3.65 | 3.69 | -0.04 |
| Jul | 3.08 | 3.06 | 0.02 |
| Aug | 3.64 | 3.74 | -0.10 |
| Sep | 3.90 | 3.76 | 0.14 |
| Oct | 4.36 | 4.61 | -0.25 |
| Nov | 3.59 | 3.97 | -0.38 |
| Dec | 4.27 | 4.81 | -0.54 |
44.84 | 47.70 | -2.86 |