| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.80 | 2.74 | 0.06 |
| Feb | 2.26 | 2.23 | 0.03 |
| Mar | 2.92 | 2.89 | 0.03 |
| Apr | 2.66 | 2.81 | -0.15 |
| May | 3.37 | 3.46 | -0.09 |
| Jun | 8.87 | 8.53 | 0.34 |
| Jul | 8.23 | 8.25 | -0.02 |
| Aug | 8.32 | 8.25 | 0.07 |
| Sep | 6.88 | 7.23 | -0.35 |
| Oct | 2.71 | 2.79 | -0.08 |
| Nov | 1.76 | 1.77 | -0.01 |
| Dec | 2.43 | 2.58 | -0.15 |
53.21 | 53.53 | -0.32 |