| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.38 | 0.33 | 0.05 |
| Feb | 0.35 | 0.25 | 0.10 |
| Mar | 0.93 | 0.81 | 0.12 |
| Apr | 1.28 | 1.31 | -0.03 |
| May | 1.89 | 1.73 | 0.16 |
| Jun | 2.13 | 2.01 | 0.12 |
| Jul | 2.87 | 3.14 | -0.27 |
| Aug | 2.93 | 2.99 | -0.06 |
| Sep | 1.32 | 1.31 | 0.01 |
| Oct | 1.25 | 1.22 | 0.03 |
| Nov | 0.52 | 0.53 | -0.01 |
| Dec | 0.55 | 0.56 | -0.01 |
16.40 | 16.19 | 0.21 |