| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.39 | 2.33 | 0.06 |
| Feb | 1.93 | 1.96 | -0.03 |
| Mar | 2.82 | 2.74 | 0.08 |
| Apr | 2.67 | 2.65 | 0.02 |
| May | 4.07 | 3.89 | 0.18 |
| Jun | 3.34 | 3.37 | -0.03 |
| Jul | 1.98 | 1.93 | 0.05 |
| Aug | 2.46 | 2.33 | 0.13 |
| Sep | 3.34 | 3.27 | 0.07 |
| Oct | 3.92 | 4.06 | -0.14 |
| Nov | 2.58 | 2.62 | -0.04 |
| Dec | 2.63 | 2.67 | -0.04 |
34.13 | 33.82 | 0.31 |