| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.82 | 0.79 | 0.03 |
| Feb | 1.03 | 1.08 | -0.05 |
| Mar | 1.84 | 1.76 | 0.08 |
| Apr | 3.16 | 3.15 | 0.01 |
| May | 4.89 | 4.84 | 0.05 |
| Jun | 4.99 | 4.99 | 0.00 |
| Jul | 3.69 | 3.44 | 0.25 |
| Aug | 3.88 | 4.03 | -0.15 |
| Sep | 3.07 | 3.03 | 0.04 |
| Oct | 2.47 | 2.55 | -0.08 |
| Nov | 1.40 | 1.35 | 0.05 |
| Dec | 1.30 | 1.33 | -0.03 |
32.54 | 32.34 | 0.20 |