| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.57 | 0.62 | -0.05 |
| Feb | 0.56 | 0.57 | -0.01 |
| Mar | 0.77 | 0.78 | -0.01 |
| Apr | 0.62 | 0.65 | -0.03 |
| May | 0.90 | 1.06 | -0.16 |
| Jun | 0.92 | 0.93 | -0.01 |
| Jul | 2.68 | 2.61 | 0.07 |
| Aug | 2.51 | 2.22 | 0.29 |
| Sep | 1.57 | 1.63 | -0.06 |
| Oct | 1.16 | 1.37 | -0.21 |
| Nov | 0.63 | 0.77 | -0.14 |
| Dec | 0.88 | 0.83 | 0.05 |
13.77 | 14.04 | -0.27 |