| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.21 | 2.02 | 0.19 |
| Feb | 2.10 | 2.03 | 0.07 |
| Mar | 2.64 | 2.57 | 0.07 |
| Apr | 2.45 | 2.59 | -0.14 |
| May | 3.93 | 4.02 | -0.09 |
| Jun | 8.70 | 8.27 | 0.43 |
| Jul | 7.44 | 7.50 | -0.06 |
| Aug | 7.89 | 7.93 | -0.04 |
| Sep | 7.08 | 6.73 | 0.35 |
| Oct | 3.51 | 3.24 | 0.27 |
| Nov | 1.81 | 1.58 | 0.23 |
| Dec | 1.93 | 1.90 | 0.03 |
51.69 | 50.38 | 1.31 |