| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.61 | 4.67 | -0.06 |
| Feb | 3.95 | 4.08 | -0.13 |
| Mar | 4.77 | 4.79 | -0.02 |
| Apr | 3.80 | 3.82 | -0.02 |
| May | 3.01 | 3.20 | -0.19 |
| Jun | 6.49 | 6.98 | -0.49 |
| Jul | 6.67 | 7.03 | -0.36 |
| Aug | 6.54 | 6.95 | -0.41 |
| Sep | 5.04 | 5.42 | -0.38 |
| Oct | 3.25 | 3.15 | 0.10 |
| Nov | 2.89 | 2.99 | -0.10 |
| Dec | 3.73 | 3.81 | -0.08 |
54.75 | 56.89 | -2.14 |