| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.08 | 3.31 | -0.23 |
| Feb | 2.95 | 3.02 | -0.07 |
| Mar | 3.86 | 4.03 | -0.17 |
| Apr | 4.40 | 4.47 | -0.07 |
| May | 4.76 | 4.88 | -0.12 |
| Jun | 4.60 | 4.67 | -0.07 |
| Jul | 4.39 | 4.58 | -0.19 |
| Aug | 3.37 | 3.44 | -0.07 |
| Sep | 3.07 | 3.23 | -0.16 |
| Oct | 3.12 | 3.17 | -0.05 |
| Nov | 2.96 | 3.15 | -0.19 |
| Dec | 3.46 | 3.62 | -0.16 |
44.02 | 45.57 | -1.55 |