| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.33 | 1.31 | 0.02 |
| Feb | 1.10 | 1.10 | 0.00 |
| Mar | 1.82 | 1.80 | 0.02 |
| Apr | 3.01 | 3.07 | -0.06 |
| May | 3.51 | 3.62 | -0.11 |
| Jun | 4.46 | 4.29 | 0.17 |
| Jul | 3.78 | 3.74 | 0.04 |
| Aug | 3.47 | 3.50 | -0.03 |
| Sep | 3.51 | 3.50 | 0.01 |
| Oct | 2.95 | 2.95 | 0.00 |
| Nov | 1.98 | 1.97 | 0.01 |
| Dec | 1.65 | 1.63 | 0.02 |
32.57 | 32.48 | 0.09 |