| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.39 | 2.64 | 0.75 |
| Feb | 3.15 | 2.27 | 0.88 |
| Mar | 2.46 | 1.81 | 0.65 |
| Apr | 1.18 | 0.73 | 0.45 |
| May | 0.93 | 0.61 | 0.32 |
| Jun | 0.42 | 0.34 | 0.08 |
| Jul | 0.56 | 0.41 | 0.15 |
| Aug | 0.45 | 0.39 | 0.06 |
| Sep | 0.39 | 0.30 | 0.09 |
| Oct | 1.00 | 0.75 | 0.25 |
| Nov | 1.70 | 1.19 | 0.51 |
| Dec | 3.00 | 2.06 | 0.94 |
18.63 | 13.50 | 5.13 |