| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.77 | 0.72 | 0.05 |
| Feb | 1.08 | 0.99 | 0.09 |
| Mar | 1.98 | 1.95 | 0.03 |
| Apr | 2.24 | 2.35 | -0.11 |
| May | 4.23 | 4.45 | -0.22 |
| Jun | 4.08 | 4.01 | 0.07 |
| Jul | 3.72 | 3.54 | 0.18 |
| Aug | 3.58 | 3.49 | 0.09 |
| Sep | 2.18 | 2.04 | 0.14 |
| Oct | 2.30 | 2.35 | -0.05 |
| Nov | 1.24 | 1.12 | 0.12 |
| Dec | 1.02 | 1.07 | -0.05 |
28.42 | 28.08 | 0.34 |