| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.78 | 1.57 | 0.21 |
| Feb | 2.20 | 1.96 | 0.24 |
| Mar | 1.58 | 1.73 | -0.15 |
| Apr | 0.82 | 0.93 | -0.11 |
| May | 0.59 | 0.57 | 0.02 |
| Jun | 0.27 | 0.33 | -0.06 |
| Jul | 0.92 | 0.77 | 0.15 |
| Aug | 1.20 | 1.06 | 0.14 |
| Sep | 0.94 | 0.97 | -0.03 |
| Oct | 1.12 | 1.18 | -0.06 |
| Nov | 0.88 | 0.86 | 0.02 |
| Dec | 1.43 | 1.32 | 0.11 |
13.73 | 13.25 | 0.48 |