| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.39 | 0.41 | -0.02 |
| Feb | 0.42 | 0.46 | -0.04 |
| Mar | 1.04 | 1.17 | -0.13 |
| Apr | 1.95 | 2.00 | -0.05 |
| May | 2.44 | 2.72 | -0.28 |
| Jun | 1.76 | 1.67 | 0.09 |
| Jul | 1.56 | 1.44 | 0.12 |
| Aug | 1.30 | 1.32 | -0.02 |
| Sep | 1.29 | 1.33 | -0.04 |
| Oct | 1.10 | 1.16 | -0.06 |
| Nov | 0.65 | 0.68 | -0.03 |
| Dec | 0.36 | 0.47 | -0.11 |
14.26 | 14.83 | -0.57 |