| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.94 | 1.04 | -0.10 |
| Feb | 1.10 | 1.04 | 0.06 |
| Mar | 0.91 | 0.94 | -0.03 |
| Apr | 0.25 | 0.26 | -0.01 |
| May | 0.12 | 0.15 | -0.03 |
| Jun | 0.04 | 0.04 | 0.00 |
| Jul | 0.87 | 0.86 | 0.01 |
| Aug | 1.06 | 1.10 | -0.04 |
| Sep | 0.66 | 0.77 | -0.11 |
| Oct | 0.50 | 0.52 | -0.02 |
| Nov | 0.59 | 0.58 | 0.01 |
| Dec | 0.86 | 0.98 | -0.12 |
7.90 | 8.28 | -0.38 |