| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.90 | 2.79 | 0.11 |
| Feb | 2.33 | 2.24 | 0.09 |
| Mar | 3.01 | 2.91 | 0.10 |
| Apr | 3.41 | 3.13 | 0.28 |
| May | 4.45 | 4.49 | -0.04 |
| Jun | 3.89 | 3.87 | 0.02 |
| Jul | 2.12 | 2.15 | -0.03 |
| Aug | 3.00 | 2.89 | 0.11 |
| Sep | 3.52 | 3.39 | 0.13 |
| Oct | 4.38 | 4.31 | 0.07 |
| Nov | 3.15 | 3.14 | 0.01 |
| Dec | 2.92 | 2.89 | 0.03 |
39.08 | 38.20 | 0.88 |