| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.73 | 0.74 | -0.01 |
| Feb | 1.05 | 1.01 | 0.04 |
| Mar | 1.92 | 1.95 | -0.03 |
| Apr | 2.38 | 2.41 | -0.03 |
| May | 4.67 | 4.66 | 0.01 |
| Jun | 4.07 | 4.10 | -0.03 |
| Jul | 3.81 | 3.78 | 0.03 |
| Aug | 3.57 | 3.62 | -0.05 |
| Sep | 2.16 | 2.07 | 0.09 |
| Oct | 2.35 | 2.37 | -0.02 |
| Nov | 1.21 | 1.17 | 0.04 |
| Dec | 1.04 | 1.04 | 0.00 |
28.96 | 28.92 | 0.04 |