| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.56 | 0.53 | 0.03 |
| Feb | 0.74 | 0.59 | 0.15 |
| Mar | 1.20 | 1.31 | -0.11 |
| Apr | 2.24 | 2.19 | 0.05 |
| May | 2.50 | 2.44 | 0.06 |
| Jun | 2.17 | 2.27 | -0.10 |
| Jul | 3.32 | 3.19 | 0.13 |
| Aug | 2.69 | 2.78 | -0.09 |
| Sep | 1.46 | 1.52 | -0.06 |
| Oct | 1.17 | 1.22 | -0.05 |
| Nov | 0.80 | 0.77 | 0.03 |
| Dec | 0.54 | 0.66 | -0.12 |
19.39 | 19.47 | -0.08 |