| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.54 | 1.59 | -0.05 |
| Feb | 1.53 | 1.55 | -0.02 |
| Mar | 2.05 | 2.10 | -0.05 |
| Apr | 3.58 | 3.61 | -0.03 |
| May | 4.29 | 4.24 | 0.05 |
| Jun | 5.36 | 5.40 | -0.04 |
| Jul | 3.69 | 3.59 | 0.10 |
| Aug | 4.12 | 4.07 | 0.05 |
| Sep | 3.63 | 3.76 | -0.13 |
| Oct | 2.87 | 2.83 | 0.04 |
| Nov | 2.28 | 2.31 | -0.03 |
| Dec | 1.87 | 1.92 | -0.05 |
36.81 | 36.97 | -0.16 |