| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.60 | 0.61 | -0.01 |
| Feb | 0.77 | 0.80 | -0.03 |
| Mar | 1.51 | 1.59 | -0.08 |
| Apr | 3.00 | 3.09 | -0.09 |
| May | 3.84 | 4.12 | -0.28 |
| Jun | 4.52 | 4.53 | -0.01 |
| Jul | 3.27 | 3.41 | -0.14 |
| Aug | 3.60 | 3.54 | 0.06 |
| Sep | 2.81 | 2.95 | -0.14 |
| Oct | 2.25 | 2.35 | -0.10 |
| Nov | 1.23 | 1.28 | -0.05 |
| Dec | 0.91 | 0.93 | -0.02 |
28.31 | 29.20 | -0.89 |