| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.71 | 0.67 | 0.04 |
| Feb | 1.08 | 1.12 | -0.04 |
| Mar | 2.01 | 2.02 | -0.01 |
| Apr | 3.32 | 3.34 | -0.02 |
| May | 5.01 | 5.06 | -0.05 |
| Jun | 5.00 | 5.10 | -0.10 |
| Jul | 4.45 | 4.43 | 0.02 |
| Aug | 4.14 | 4.09 | 0.05 |
| Sep | 3.02 | 3.09 | -0.07 |
| Oct | 2.43 | 2.46 | -0.03 |
| Nov | 1.52 | 1.55 | -0.03 |
| Dec | 1.21 | 1.22 | -0.01 |
33.90 | 34.15 | -0.25 |