| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.54 | 0.50 | 0.04 |
| Feb | 0.56 | 0.54 | 0.02 |
| Mar | 0.79 | 0.80 | -0.01 |
| Apr | 1.67 | 1.69 | -0.02 |
| May | 2.97 | 3.02 | -0.05 |
| Jun | 2.81 | 2.83 | -0.02 |
| Jul | 1.91 | 2.01 | -0.10 |
| Aug | 1.38 | 1.33 | 0.05 |
| Sep | 1.43 | 1.46 | -0.03 |
| Oct | 1.35 | 1.38 | -0.03 |
| Nov | 0.62 | 0.62 | 0.00 |
| Dec | 0.47 | 0.45 | 0.02 |
16.50 | 16.63 | -0.13 |