| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.83 | 1.83 | 0.00 |
| Feb | 1.76 | 1.85 | -0.09 |
| Mar | 2.47 | 2.35 | 0.12 |
| Apr | 3.75 | 3.74 | 0.01 |
| May | 4.73 | 4.78 | -0.05 |
| Jun | 4.54 | 4.60 | -0.06 |
| Jul | 3.73 | 3.77 | -0.04 |
| Aug | 3.62 | 3.69 | -0.07 |
| Sep | 3.60 | 3.51 | 0.09 |
| Oct | 3.11 | 3.02 | 0.09 |
| Nov | 2.54 | 2.51 | 0.03 |
| Dec | 2.03 | 2.09 | -0.06 |
37.71 | 37.74 | -0.03 |