| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.13 | 3.35 | -0.22 |
| Feb | 2.97 | 3.03 | -0.06 |
| Mar | 3.92 | 4.04 | -0.12 |
| Apr | 4.41 | 4.46 | -0.05 |
| May | 4.76 | 4.90 | -0.14 |
| Jun | 4.67 | 4.66 | 0.01 |
| Jul | 4.35 | 4.46 | -0.11 |
| Aug | 3.38 | 3.43 | -0.05 |
| Sep | 3.11 | 3.22 | -0.11 |
| Oct | 3.16 | 3.18 | -0.02 |
| Nov | 3.01 | 3.16 | -0.15 |
| Dec | 3.50 | 3.66 | -0.16 |
44.37 | 45.55 | -1.18 |