| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.82 | 5.25 | -0.43 |
| Feb | 3.42 | 3.61 | -0.19 |
| Mar | 3.93 | 3.97 | -0.04 |
| Apr | 2.79 | 2.87 | -0.08 |
| May | 1.97 | 2.06 | -0.09 |
| Jun | 1.56 | 1.65 | -0.09 |
| Jul | 0.76 | 0.74 | 0.02 |
| Aug | 0.93 | 0.92 | 0.01 |
| Sep | 1.56 | 1.64 | -0.08 |
| Oct | 3.59 | 3.64 | -0.05 |
| Nov | 5.44 | 5.74 | -0.30 |
| Dec | 5.16 | 5.66 | -0.50 |
35.93 | 37.75 | -1.82 |