| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.77 | 0.98 | -0.21 |
| Feb | 0.77 | 0.93 | -0.16 |
| Mar | 1.61 | 1.76 | -0.15 |
| Apr | 2.91 | 3.13 | -0.22 |
| May | 4.14 | 4.23 | -0.09 |
| Jun | 4.54 | 4.83 | -0.29 |
| Jul | 4.25 | 4.36 | -0.11 |
| Aug | 4.57 | 4.39 | 0.18 |
| Sep | 3.33 | 3.31 | 0.02 |
| Oct | 2.73 | 2.92 | -0.19 |
| Nov | 1.57 | 1.73 | -0.16 |
| Dec | 1.11 | 1.34 | -0.23 |
32.30 | 33.91 | -1.61 |