| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.20 | 2.11 | 0.09 |
| Feb | 1.80 | 1.84 | -0.04 |
| Mar | 2.12 | 2.27 | -0.15 |
| Apr | 2.42 | 2.44 | -0.02 |
| May | 3.68 | 3.75 | -0.07 |
| Jun | 9.01 | 10.24 | -1.23 |
| Jul | 8.57 | 9.21 | -0.64 |
| Aug | 8.36 | 9.81 | -1.45 |
| Sep | 7.41 | 8.21 | -0.80 |
| Oct | 3.43 | 3.10 | 0.33 |
| Nov | 1.64 | 1.78 | -0.14 |
| Dec | 1.70 | 1.75 | -0.05 |
52.34 | 56.51 | -4.17 |