| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.67 | 0.61 | 0.06 |
| Feb | 0.89 | 0.93 | -0.04 |
| Mar | 1.21 | 1.24 | -0.03 |
| Apr | 2.38 | 2.37 | 0.01 |
| May | 3.98 | 3.93 | 0.05 |
| Jun | 3.54 | 3.57 | -0.03 |
| Jul | 2.30 | 2.37 | -0.07 |
| Aug | 1.82 | 1.89 | -0.07 |
| Sep | 1.54 | 1.60 | -0.06 |
| Oct | 2.07 | 2.21 | -0.14 |
| Nov | 0.92 | 0.85 | 0.07 |
| Dec | 0.74 | 0.79 | -0.05 |
22.06 | 22.36 | -0.30 |