| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.69 | 0.48 | 0.21 |
| Feb | 0.74 | 0.55 | 0.19 |
| Mar | 1.54 | 1.07 | 0.47 |
| Apr | 2.36 | 1.84 | 0.52 |
| May | 2.51 | 2.24 | 0.27 |
| Jun | 2.10 | 2.13 | -0.03 |
| Jul | 3.26 | 2.94 | 0.32 |
| Aug | 2.84 | 3.39 | -0.55 |
| Sep | 1.52 | 1.64 | -0.12 |
| Oct | 1.13 | 0.85 | 0.28 |
| Nov | 0.85 | 0.63 | 0.22 |
| Dec | 0.66 | 0.50 | 0.16 |
20.20 | 18.26 | 1.94 |