| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.42 | 0.48 | -0.06 |
| Feb | 0.47 | 0.52 | -0.05 |
| Mar | 0.76 | 0.75 | 0.01 |
| Apr | 1.69 | 1.77 | -0.08 |
| May | 2.82 | 3.02 | -0.20 |
| Jun | 2.41 | 2.50 | -0.09 |
| Jul | 1.95 | 2.26 | -0.31 |
| Aug | 1.40 | 1.40 | 0.00 |
| Sep | 1.11 | 1.19 | -0.08 |
| Oct | 1.34 | 1.51 | -0.17 |
| Nov | 0.53 | 0.57 | -0.04 |
| Dec | 0.40 | 0.50 | -0.10 |
15.30 | 16.47 | -1.17 |