| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.77 | 0.87 | -0.10 |
| Feb | 0.90 | 0.90 | 0.00 |
| Mar | 1.62 | 1.72 | -0.10 |
| Apr | 3.15 | 2.96 | 0.19 |
| May | 4.23 | 4.17 | 0.06 |
| Jun | 4.89 | 5.36 | -0.47 |
| Jul | 4.08 | 4.19 | -0.11 |
| Aug | 3.97 | 4.04 | -0.07 |
| Sep | 3.19 | 3.35 | -0.16 |
| Oct | 2.38 | 2.54 | -0.16 |
| Nov | 1.50 | 1.49 | 0.01 |
| Dec | 1.09 | 1.11 | -0.02 |
31.77 | 32.70 | -0.93 |