| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.83 | 0.82 | 0.01 |
| Feb | 1.00 | 1.05 | -0.05 |
| Mar | 1.84 | 1.76 | 0.08 |
| Apr | 3.19 | 3.26 | -0.07 |
| May | 4.96 | 4.77 | 0.19 |
| Jun | 4.96 | 4.92 | 0.04 |
| Jul | 3.70 | 3.46 | 0.24 |
| Aug | 3.88 | 3.90 | -0.02 |
| Sep | 3.09 | 2.97 | 0.12 |
| Oct | 2.48 | 2.50 | -0.02 |
| Nov | 1.36 | 1.39 | -0.03 |
| Dec | 1.28 | 1.26 | 0.02 |
32.57 | 32.06 | 0.51 |