| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.72 | 0.71 | 0.01 |
| Feb | 0.80 | 0.81 | -0.01 |
| Mar | 1.58 | 1.62 | -0.04 |
| Apr | 3.16 | 3.20 | -0.04 |
| May | 4.22 | 4.35 | -0.13 |
| Jun | 4.84 | 4.81 | 0.03 |
| Jul | 3.66 | 3.51 | 0.15 |
| Aug | 3.58 | 3.59 | -0.01 |
| Sep | 3.13 | 3.17 | -0.04 |
| Oct | 2.37 | 2.34 | 0.03 |
| Nov | 1.41 | 1.39 | 0.02 |
| Dec | 0.92 | 0.99 | -0.07 |
30.39 | 30.49 | -0.10 |