| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.37 | 1.36 | 0.01 |
| Feb | 1.56 | 1.63 | -0.07 |
| Mar | 2.72 | 2.73 | -0.01 |
| Apr | 3.63 | 3.63 | 0.00 |
| May | 5.01 | 5.12 | -0.11 |
| Jun | 4.68 | 4.78 | -0.10 |
| Jul | 3.43 | 3.59 | -0.16 |
| Aug | 3.26 | 3.29 | -0.03 |
| Sep | 3.72 | 3.67 | 0.05 |
| Oct | 3.37 | 3.36 | 0.01 |
| Nov | 2.12 | 2.11 | 0.01 |
| Dec | 1.96 | 1.95 | 0.01 |
36.83 | 37.22 | -0.39 |