| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.14 | 3.39 | -0.25 |
| Feb | 2.93 | 3.04 | -0.11 |
| Mar | 3.87 | 4.03 | -0.16 |
| Apr | 4.41 | 4.50 | -0.09 |
| May | 4.74 | 4.88 | -0.14 |
| Jun | 4.66 | 4.63 | 0.03 |
| Jul | 4.26 | 4.40 | -0.14 |
| Aug | 3.37 | 3.41 | -0.04 |
| Sep | 3.09 | 3.22 | -0.13 |
| Oct | 3.15 | 3.20 | -0.05 |
| Nov | 3.02 | 3.17 | -0.15 |
| Dec | 3.45 | 3.68 | -0.23 |
44.09 | 45.55 | -1.46 |