| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.18 | 1.25 | -0.07 |
| Feb | 1.18 | 1.21 | -0.03 |
| Mar | 2.03 | 2.06 | -0.03 |
| Apr | 3.81 | 4.06 | -0.25 |
| May | 4.40 | 4.54 | -0.14 |
| Jun | 5.46 | 5.59 | -0.13 |
| Jul | 4.52 | 4.67 | -0.15 |
| Aug | 4.22 | 4.38 | -0.16 |
| Sep | 3.68 | 3.63 | 0.05 |
| Oct | 2.78 | 2.63 | 0.15 |
| Nov | 2.04 | 1.98 | 0.06 |
| Dec | 1.46 | 1.57 | -0.11 |
36.76 | 37.57 | -0.81 |