| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.34 | 0.32 | 0.02 |
| Feb | 0.56 | 0.52 | 0.04 |
| Mar | 1.08 | 0.93 | 0.15 |
| Apr | 1.87 | 1.81 | 0.06 |
| May | 2.82 | 2.75 | 0.07 |
| Jun | 2.37 | 2.42 | -0.05 |
| Jul | 1.86 | 1.74 | 0.12 |
| Aug | 1.60 | 1.61 | -0.01 |
| Sep | 1.47 | 1.43 | 0.04 |
| Oct | 1.42 | 1.40 | 0.02 |
| Nov | 0.59 | 0.60 | -0.01 |
| Dec | 0.52 | 0.50 | 0.02 |
16.50 | 16.03 | 0.47 |