| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.72 | 0.67 | 0.05 |
| Feb | 0.77 | 0.77 | 0.00 |
| Mar | 1.43 | 1.44 | -0.01 |
| Apr | 2.43 | 2.47 | -0.04 |
| May | 3.52 | 3.45 | 0.07 |
| Jun | 4.34 | 4.41 | -0.07 |
| Jul | 4.13 | 4.13 | 0.00 |
| Aug | 3.64 | 3.77 | -0.13 |
| Sep | 2.85 | 2.89 | -0.04 |
| Oct | 2.65 | 2.69 | -0.04 |
| Nov | 1.31 | 1.30 | 0.01 |
| Dec | 0.87 | 0.93 | -0.06 |
28.66 | 28.92 | -0.26 |