| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.66 | 0.72 | -0.06 |
| Feb | 0.66 | 0.64 | 0.02 |
| Mar | 0.82 | 0.84 | -0.02 |
| Apr | 1.21 | 1.43 | -0.22 |
| May | 2.83 | 3.01 | -0.18 |
| Jun | 4.00 | 4.10 | -0.10 |
| Jul | 3.52 | 3.65 | -0.13 |
| Aug | 3.33 | 3.26 | 0.07 |
| Sep | 3.16 | 3.23 | -0.07 |
| Oct | 2.25 | 2.31 | -0.06 |
| Nov | 1.13 | 1.10 | 0.03 |
| Dec | 0.76 | 0.85 | -0.09 |
24.33 | 25.14 | -0.81 |