| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.49 | 2.38 | 0.11 |
| Feb | 2.07 | 2.02 | 0.05 |
| Mar | 2.53 | 2.37 | 0.16 |
| Apr | 3.13 | 3.06 | 0.07 |
| May | 3.83 | 3.65 | 0.18 |
| Jun | 4.28 | 4.31 | -0.03 |
| Jul | 4.37 | 4.43 | -0.06 |
| Aug | 4.00 | 4.00 | 0.00 |
| Sep | 3.56 | 3.46 | 0.10 |
| Oct | 4.04 | 4.06 | -0.02 |
| Nov | 2.92 | 2.84 | 0.08 |
| Dec | 3.12 | 3.15 | -0.03 |
40.34 | 39.73 | 0.61 |