| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.57 | 2.60 | -0.03 |
| Feb | 2.66 | 2.67 | -0.01 |
| Mar | 3.87 | 3.92 | -0.05 |
| Apr | 4.75 | 4.95 | -0.20 |
| May | 5.34 | 5.62 | -0.28 |
| Jun | 4.16 | 4.20 | -0.04 |
| Jul | 4.13 | 3.85 | 0.28 |
| Aug | 3.82 | 4.03 | -0.21 |
| Sep | 3.76 | 3.97 | -0.21 |
| Oct | 3.35 | 3.28 | 0.07 |
| Nov | 3.82 | 3.94 | -0.12 |
| Dec | 2.71 | 2.75 | -0.04 |
44.94 | 45.78 | -0.84 |