| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.63 | 0.62 | 0.01 |
| Feb | 0.77 | 0.76 | 0.01 |
| Mar | 1.52 | 1.63 | -0.11 |
| Apr | 2.56 | 2.57 | -0.01 |
| May | 2.97 | 2.98 | -0.01 |
| Jun | 1.91 | 2.10 | -0.19 |
| Jul | 2.17 | 2.37 | -0.20 |
| Aug | 1.82 | 1.83 | -0.01 |
| Sep | 1.63 | 1.66 | -0.03 |
| Oct | 1.34 | 1.35 | -0.01 |
| Nov | 0.94 | 0.86 | 0.08 |
| Dec | 0.66 | 0.64 | 0.02 |
18.92 | 19.37 | -0.45 |