| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.49 | 0.61 | -0.12 |
| Feb | 0.45 | 0.59 | -0.14 |
| Mar | 0.65 | 0.75 | -0.10 |
| Apr | 0.87 | 0.99 | -0.12 |
| May | 0.80 | 0.89 | -0.09 |
| Jun | 0.44 | 0.50 | -0.06 |
| Jul | 0.69 | 0.73 | -0.04 |
| Aug | 0.89 | 0.85 | 0.04 |
| Sep | 1.01 | 1.09 | -0.08 |
| Oct | 0.96 | 1.18 | -0.22 |
| Nov | 0.53 | 0.69 | -0.16 |
| Dec | 0.45 | 0.62 | -0.17 |
8.23 | 9.49 | -1.26 |