| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.85 | 0.87 | -0.02 |
| Feb | 0.85 | 0.88 | -0.03 |
| Mar | 1.38 | 1.41 | -0.03 |
| Apr | 2.49 | 2.49 | 0.00 |
| May | 3.36 | 3.42 | -0.06 |
| Jun | 4.53 | 4.55 | -0.02 |
| Jul | 4.28 | 4.29 | -0.01 |
| Aug | 3.72 | 3.84 | -0.12 |
| Sep | 3.21 | 3.29 | -0.08 |
| Oct | 3.03 | 3.09 | -0.06 |
| Nov | 1.66 | 1.73 | -0.07 |
| Dec | 1.23 | 1.42 | -0.19 |
30.59 | 31.28 | -0.69 |