| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.55 | 1.64 | -0.09 |
| Feb | 1.45 | 1.54 | -0.09 |
| Mar | 1.92 | 1.97 | -0.05 |
| Apr | 3.61 | 3.76 | -0.15 |
| May | 3.73 | 3.87 | -0.14 |
| Jun | 4.37 | 4.35 | 0.02 |
| Jul | 3.63 | 3.78 | -0.15 |
| Aug | 3.69 | 3.67 | 0.02 |
| Sep | 3.13 | 3.13 | 0.00 |
| Oct | 2.74 | 2.72 | 0.02 |
| Nov | 2.05 | 2.08 | -0.03 |
| Dec | 1.74 | 1.89 | -0.15 |
33.61 | 34.40 | -0.79 |