| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 9.16 | 7.35 | 1.81 |
| Feb | 8.96 | 7.64 | 1.32 |
| Mar | 6.62 | 5.39 | 1.23 |
| Apr | 3.59 | 2.91 | 0.68 |
| May | 1.63 | 1.54 | 0.09 |
| Jun | 0.47 | 0.54 | -0.07 |
| Jul | 0.02 | 0.03 | -0.01 |
| Aug | 0.05 | 0.08 | -0.03 |
| Sep | 0.20 | 0.16 | 0.04 |
| Oct | 2.14 | 1.80 | 0.34 |
| Nov | 5.19 | 4.17 | 1.02 |
| Dec | 10.24 | 8.12 | 2.12 |
48.27 | 39.73 | 8.54 |