| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.76 | 1.79 | -0.03 |
| Feb | 1.72 | 1.80 | -0.08 |
| Mar | 2.21 | 2.23 | -0.02 |
| Apr | 3.77 | 3.69 | 0.08 |
| May | 4.25 | 4.54 | -0.29 |
| Jun | 4.54 | 4.67 | -0.13 |
| Jul | 3.72 | 3.77 | -0.05 |
| Aug | 3.76 | 3.75 | 0.01 |
| Sep | 3.52 | 3.49 | 0.03 |
| Oct | 3.11 | 3.12 | -0.01 |
| Nov | 2.42 | 2.36 | 0.06 |
| Dec | 2.01 | 2.01 | 0.00 |
36.79 | 37.22 | -0.43 |