| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.49 | 0.59 | -0.10 |
| Feb | 0.54 | 0.68 | -0.14 |
| Mar | 1.19 | 1.61 | -0.42 |
| Apr | 1.95 | 2.31 | -0.36 |
| May | 2.26 | 2.47 | -0.21 |
| Jun | 1.81 | 1.93 | -0.12 |
| Jul | 2.23 | 2.23 | 0.00 |
| Aug | 1.90 | 2.17 | -0.27 |
| Sep | 1.29 | 1.40 | -0.11 |
| Oct | 0.98 | 1.20 | -0.22 |
| Nov | 0.66 | 0.88 | -0.22 |
| Dec | 0.53 | 0.65 | -0.12 |
15.83 | 18.12 | -2.29 |