| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.27 | 1.27 | 0.00 |
| Feb | 1.09 | 1.16 | -0.07 |
| Mar | 1.83 | 1.83 | 0.00 |
| Apr | 3.14 | 3.27 | -0.13 |
| May | 3.95 | 3.79 | 0.16 |
| Jun | 4.75 | 4.78 | -0.03 |
| Jul | 3.79 | 3.85 | -0.06 |
| Aug | 3.51 | 3.48 | 0.03 |
| Sep | 3.20 | 3.09 | 0.11 |
| Oct | 2.82 | 2.65 | 0.17 |
| Nov | 1.99 | 1.95 | 0.04 |
| Dec | 1.46 | 1.50 | -0.04 |
32.80 | 32.62 | 0.18 |