| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.92 | 2.87 | 0.05 |
| Feb | 2.37 | 2.32 | 0.05 |
| Mar | 3.04 | 2.95 | 0.09 |
| Apr | 3.39 | 3.29 | 0.10 |
| May | 4.42 | 4.52 | -0.10 |
| Jun | 3.99 | 4.00 | -0.01 |
| Jul | 2.07 | 2.12 | -0.05 |
| Aug | 3.02 | 2.84 | 0.18 |
| Sep | 3.50 | 3.45 | 0.05 |
| Oct | 4.42 | 4.36 | 0.06 |
| Nov | 3.18 | 3.24 | -0.06 |
| Dec | 2.92 | 2.95 | -0.03 |
39.24 | 38.91 | 0.33 |