| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.66 | 0.68 | -0.02 |
| Feb | 0.65 | 0.62 | 0.03 |
| Mar | 1.07 | 1.15 | -0.08 |
| Apr | 1.27 | 1.25 | 0.02 |
| May | 2.74 | 2.53 | 0.21 |
| Jun | 2.60 | 2.57 | 0.03 |
| Jul | 2.04 | 1.96 | 0.08 |
| Aug | 1.91 | 1.89 | 0.02 |
| Sep | 2.48 | 2.38 | 0.10 |
| Oct | 1.49 | 1.58 | -0.09 |
| Nov | 0.75 | 0.83 | -0.08 |
| Dec | 0.75 | 0.78 | -0.03 |
18.41 | 18.22 | 0.19 |