| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.34 | 0.34 | 0.00 |
| Feb | 0.40 | 0.45 | -0.05 |
| Mar | 0.64 | 0.62 | 0.02 |
| Apr | 1.01 | 1.00 | 0.01 |
| May | 1.13 | 1.16 | -0.03 |
| Jun | 0.76 | 0.70 | 0.06 |
| Jul | 1.57 | 1.49 | 0.08 |
| Aug | 1.63 | 1.58 | 0.05 |
| Sep | 1.00 | 0.92 | 0.08 |
| Oct | 0.82 | 0.79 | 0.03 |
| Nov | 0.44 | 0.45 | -0.01 |
| Dec | 0.42 | 0.44 | -0.02 |
10.16 | 9.94 | 0.22 |