| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.81 | 2.92 | -0.11 |
| Feb | 2.44 | 2.60 | -0.16 |
| Mar | 3.40 | 3.49 | -0.09 |
| Apr | 3.76 | 3.82 | -0.06 |
| May | 3.98 | 4.09 | -0.11 |
| Jun | 4.07 | 4.08 | -0.01 |
| Jul | 4.00 | 3.75 | 0.25 |
| Aug | 3.88 | 3.72 | 0.16 |
| Sep | 4.09 | 4.22 | -0.13 |
| Oct | 3.41 | 3.73 | -0.32 |
| Nov | 3.14 | 3.14 | 0.00 |
| Dec | 3.25 | 3.33 | -0.08 |
42.23 | 42.89 | -0.66 |