| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.43 | 0.49 | -0.06 |
| Feb | 0.45 | 0.55 | -0.10 |
| Mar | 0.64 | 0.77 | -0.13 |
| Apr | 1.00 | 1.08 | -0.08 |
| May | 1.40 | 1.47 | -0.07 |
| Jun | 0.86 | 0.93 | -0.07 |
| Jul | 0.53 | 0.47 | 0.06 |
| Aug | 0.77 | 0.65 | 0.12 |
| Sep | 1.00 | 0.99 | 0.01 |
| Oct | 0.91 | 0.96 | -0.05 |
| Nov | 0.41 | 0.60 | -0.19 |
| Dec | 0.45 | 0.44 | 0.01 |
8.85 | 9.40 | -0.55 |