| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.50 | 0.45 | 0.05 |
| Feb | 0.55 | 0.49 | 0.06 |
| Mar | 1.18 | 0.99 | 0.19 |
| Apr | 1.94 | 1.78 | 0.16 |
| May | 2.28 | 2.04 | 0.24 |
| Jun | 2.10 | 2.19 | -0.09 |
| Jul | 3.39 | 2.99 | 0.40 |
| Aug | 2.93 | 3.35 | -0.42 |
| Sep | 1.40 | 1.66 | -0.26 |
| Oct | 0.95 | 0.82 | 0.13 |
| Nov | 0.61 | 0.61 | 0.00 |
| Dec | 0.46 | 0.45 | 0.01 |
18.29 | 17.82 | 0.47 |