| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.72 | 1.73 | -0.01 |
| Feb | 1.87 | 1.89 | -0.02 |
| Mar | 2.46 | 2.41 | 0.05 |
| Apr | 3.78 | 3.87 | -0.09 |
| May | 4.99 | 4.94 | 0.05 |
| Jun | 4.64 | 4.63 | 0.01 |
| Jul | 3.73 | 3.80 | -0.07 |
| Aug | 3.64 | 3.59 | 0.05 |
| Sep | 3.75 | 3.78 | -0.03 |
| Oct | 2.89 | 2.83 | 0.06 |
| Nov | 2.45 | 2.47 | -0.02 |
| Dec | 2.02 | 2.02 | 0.00 |
37.94 | 37.96 | -0.02 |