| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.80 | 0.78 | 0.02 |
| Feb | 0.95 | 1.01 | -0.06 |
| Mar | 1.83 | 1.79 | 0.04 |
| Apr | 3.29 | 3.31 | -0.02 |
| May | 4.85 | 4.94 | -0.09 |
| Jun | 4.94 | 4.86 | 0.08 |
| Jul | 3.73 | 3.63 | 0.10 |
| Aug | 4.04 | 3.98 | 0.06 |
| Sep | 3.17 | 3.04 | 0.13 |
| Oct | 2.46 | 2.55 | -0.09 |
| Nov | 1.35 | 1.38 | -0.03 |
| Dec | 1.23 | 1.30 | -0.07 |
32.64 | 32.57 | 0.07 |