| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.63 | 2.62 | 0.01 |
| Feb | 2.14 | 2.11 | 0.03 |
| Mar | 2.93 | 2.86 | 0.07 |
| Apr | 2.53 | 2.57 | -0.04 |
| May | 3.40 | 3.22 | 0.18 |
| Jun | 7.96 | 8.13 | -0.17 |
| Jul | 7.61 | 7.76 | -0.15 |
| Aug | 9.05 | 8.70 | 0.35 |
| Sep | 7.41 | 7.63 | -0.22 |
| Oct | 3.03 | 2.96 | 0.07 |
| Nov | 1.86 | 1.77 | 0.09 |
| Dec | 2.38 | 2.29 | 0.09 |
52.93 | 52.62 | 0.31 |