| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.31 | 2.33 | -0.02 |
| Feb | 1.93 | 1.98 | -0.05 |
| Mar | 2.70 | 2.64 | 0.06 |
| Apr | 4.07 | 3.95 | 0.12 |
| May | 4.36 | 4.38 | -0.02 |
| Jun | 4.80 | 4.91 | -0.11 |
| Jul | 4.30 | 4.34 | -0.04 |
| Aug | 3.46 | 3.48 | -0.02 |
| Sep | 3.04 | 3.01 | 0.03 |
| Oct | 3.10 | 3.12 | -0.02 |
| Nov | 2.95 | 2.98 | -0.03 |
| Dec | 2.30 | 2.35 | -0.05 |
39.32 | 39.47 | -0.15 |