| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.88 | 0.94 | -0.06 |
| Feb | 1.13 | 1.22 | -0.09 |
| Mar | 2.04 | 2.04 | 0.00 |
| Apr | 3.75 | 3.57 | 0.18 |
| May | 5.07 | 4.93 | 0.14 |
| Jun | 5.02 | 5.11 | -0.09 |
| Jul | 3.99 | 4.01 | -0.02 |
| Aug | 3.98 | 3.90 | 0.08 |
| Sep | 3.41 | 3.32 | 0.09 |
| Oct | 2.54 | 2.63 | -0.09 |
| Nov | 1.77 | 1.77 | 0.00 |
| Dec | 1.32 | 1.40 | -0.08 |
34.90 | 34.84 | 0.06 |