| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.86 | 1.93 | -0.07 |
| Feb | 2.03 | 2.10 | -0.07 |
| Mar | 2.94 | 3.07 | -0.13 |
| Apr | 4.67 | 4.75 | -0.08 |
| May | 5.79 | 5.81 | -0.02 |
| Jun | 4.96 | 4.94 | 0.02 |
| Jul | 4.31 | 4.21 | 0.10 |
| Aug | 3.73 | 3.77 | -0.04 |
| Sep | 4.25 | 4.21 | 0.04 |
| Oct | 3.48 | 3.57 | -0.09 |
| Nov | 3.24 | 3.25 | -0.01 |
| Dec | 2.26 | 2.39 | -0.13 |
43.52 | 44.00 | -0.48 |