| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.37 | 1.86 | -0.49 |
| Feb | 1.16 | 1.47 | -0.31 |
| Mar | 1.23 | 1.40 | -0.17 |
| Apr | 1.80 | 2.10 | -0.30 |
| May | 1.65 | 1.94 | -0.29 |
| Jun | 1.00 | 1.10 | -0.10 |
| Jul | 0.99 | 1.12 | -0.13 |
| Aug | 1.14 | 1.26 | -0.12 |
| Sep | 1.55 | 1.66 | -0.11 |
| Oct | 1.51 | 1.61 | -0.10 |
| Nov | 1.27 | 1.50 | -0.23 |
| Dec | 1.31 | 1.65 | -0.34 |
15.98 | 18.67 | -2.69 |