| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.50 | 1.53 | -0.03 |
| Feb | 1.46 | 1.49 | -0.03 |
| Mar | 2.00 | 2.01 | -0.01 |
| Apr | 3.52 | 3.61 | -0.09 |
| May | 4.09 | 4.12 | -0.03 |
| Jun | 5.14 | 5.07 | 0.07 |
| Jul | 3.94 | 3.99 | -0.05 |
| Aug | 4.01 | 4.03 | -0.02 |
| Sep | 3.39 | 3.41 | -0.02 |
| Oct | 2.80 | 2.87 | -0.07 |
| Nov | 2.18 | 2.20 | -0.02 |
| Dec | 1.76 | 1.77 | -0.01 |
35.79 | 36.10 | -0.31 |