| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.61 | 0.59 | 0.02 |
| Feb | 0.84 | 0.87 | -0.03 |
| Mar | 1.41 | 1.55 | -0.14 |
| Apr | 1.93 | 2.10 | -0.17 |
| May | 3.80 | 4.04 | -0.24 |
| Jun | 3.48 | 3.54 | -0.06 |
| Jul | 3.77 | 3.79 | -0.02 |
| Aug | 3.45 | 3.37 | 0.08 |
| Sep | 1.80 | 1.78 | 0.02 |
| Oct | 1.86 | 1.81 | 0.05 |
| Nov | 0.88 | 0.87 | 0.01 |
| Dec | 0.91 | 0.92 | -0.01 |
24.74 | 25.23 | -0.49 |