| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.10 | 1.12 | -0.02 |
| Feb | 0.93 | 0.94 | -0.01 |
| Mar | 0.88 | 0.78 | 0.10 |
| Apr | 0.95 | 1.00 | -0.05 |
| May | 1.35 | 1.36 | -0.01 |
| Jun | 0.93 | 1.00 | -0.07 |
| Jul | 0.36 | 0.38 | -0.02 |
| Aug | 0.41 | 0.31 | 0.10 |
| Sep | 0.40 | 0.36 | 0.04 |
| Oct | 0.93 | 0.88 | 0.05 |
| Nov | 1.14 | 1.13 | 0.01 |
| Dec | 1.41 | 1.34 | 0.07 |
10.79 | 10.60 | 0.19 |