| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.92 | 0.94 | -0.02 |
| Feb | 1.02 | 0.98 | 0.04 |
| Mar | 1.92 | 1.89 | 0.03 |
| Apr | 3.43 | 3.29 | 0.14 |
| May | 4.62 | 4.41 | 0.21 |
| Jun | 5.36 | 5.25 | 0.11 |
| Jul | 4.49 | 4.56 | -0.07 |
| Aug | 4.59 | 4.38 | 0.21 |
| Sep | 3.60 | 3.69 | -0.09 |
| Oct | 2.51 | 2.42 | 0.09 |
| Nov | 1.73 | 1.63 | 0.10 |
| Dec | 1.24 | 1.23 | 0.01 |
35.43 | 34.67 | 0.76 |