| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.97 | 3.06 | -0.09 |
| Feb | 2.63 | 2.71 | -0.08 |
| Mar | 3.73 | 3.84 | -0.11 |
| Apr | 3.40 | 3.41 | -0.01 |
| May | 4.26 | 4.38 | -0.12 |
| Jun | 4.26 | 4.33 | -0.07 |
| Jul | 4.46 | 4.46 | 0.00 |
| Aug | 3.74 | 3.82 | -0.08 |
| Sep | 4.27 | 4.42 | -0.15 |
| Oct | 3.81 | 3.96 | -0.15 |
| Nov | 3.10 | 3.19 | -0.09 |
| Dec | 3.63 | 3.67 | -0.04 |
44.26 | 45.25 | -0.99 |