| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.62 | 0.64 | -0.02 |
| Feb | 0.74 | 0.73 | 0.01 |
| Mar | 1.43 | 1.49 | -0.06 |
| Apr | 2.64 | 2.76 | -0.12 |
| May | 4.76 | 4.79 | -0.03 |
| Jun | 4.13 | 4.08 | 0.05 |
| Jul | 3.46 | 3.41 | 0.05 |
| Aug | 3.49 | 3.41 | 0.08 |
| Sep | 2.38 | 2.39 | -0.01 |
| Oct | 2.22 | 2.18 | 0.04 |
| Nov | 1.25 | 1.25 | 0.00 |
| Dec | 0.92 | 0.92 | 0.00 |
28.04 | 28.05 | -0.01 |