| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.98 | 0.98 | 0.00 |
| Feb | 1.00 | 1.01 | -0.01 |
| Mar | 1.92 | 1.93 | -0.01 |
| Apr | 3.38 | 3.39 | -0.01 |
| May | 4.43 | 4.32 | 0.11 |
| Jun | 5.35 | 5.29 | 0.06 |
| Jul | 4.31 | 4.24 | 0.07 |
| Aug | 4.40 | 4.49 | -0.09 |
| Sep | 3.67 | 3.53 | 0.14 |
| Oct | 2.47 | 2.37 | 0.10 |
| Nov | 1.76 | 1.67 | 0.09 |
| Dec | 1.22 | 1.22 | 0.00 |
34.89 | 34.44 | 0.45 |