| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.07 | 3.22 | -0.15 |
| Feb | 2.47 | 2.73 | -0.26 |
| Mar | 3.56 | 3.92 | -0.36 |
| Apr | 3.52 | 3.69 | -0.17 |
| May | 3.59 | 3.67 | -0.08 |
| Jun | 4.44 | 4.62 | -0.18 |
| Jul | 4.04 | 4.18 | -0.14 |
| Aug | 4.47 | 4.70 | -0.23 |
| Sep | 4.29 | 4.23 | 0.06 |
| Oct | 4.22 | 4.41 | -0.19 |
| Nov | 3.20 | 3.28 | -0.08 |
| Dec | 3.69 | 3.97 | -0.28 |
44.56 | 46.62 | -2.06 |