| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.17 | 4.21 | -0.04 |
| Feb | 3.67 | 3.62 | 0.05 |
| Mar | 5.23 | 5.27 | -0.04 |
| Apr | 4.54 | 4.61 | -0.07 |
| May | 3.58 | 3.52 | 0.06 |
| Jun | 3.97 | 3.90 | 0.07 |
| Jul | 3.27 | 3.39 | -0.12 |
| Aug | 3.69 | 3.71 | -0.02 |
| Sep | 4.09 | 4.00 | 0.09 |
| Oct | 4.87 | 4.93 | -0.06 |
| Nov | 4.39 | 4.38 | 0.01 |
| Dec | 4.88 | 5.07 | -0.19 |
50.35 | 50.61 | -0.26 |